Table Of Contents
PL1 Plenary Talk
August 14 (Mon) 10:00~10:45 B126
Chair(s): Christoph Schwab (ETH Zurich)
PL1-1
10:00~10:45
Virtual Element Complexes of general order
Lourenco Beirao da Veiga* (University of Milano-Bicocca, Italy)


1A1 MS12 Recent Advances in Non-Traditional Spectral Methods
August 14 (Mon) 11:00~13:00 B126
Organizer(s): Huiyuan Li (Institute of Software, Chinese Academy of Sciences, China), Zhongqing Wang (University of Shanghai for Science and Technology, China), Lijun Yi (Shanghai Normal University, China)
Chair(s): Lijun Yi (Shanghai Normal U.)
1A1-1
11:00~11:30
Numerical approximations for Landau-Lifshitz equations.
Qing Cheng* (Tongji University, China)
1A1-2
11:30~12:00
Polynomial approximation of singular functions in new fractional spaces
Wenjie Liu (Harbin Institute of Technology, China), Li-Lian Wang* (Nanyang Technological University, Singapore), Huiyuan Li (Chinese Academy of Sciences, China), Boying Wu (Harbin Institute of Technology, China)
1A1-3
12:00~12:30
A Two-Grid Spectral Deferred Correction Methodfor the Multi-Order Fractional Differential Equations
Yuling Guo, Zhongqing Wang* (University of Shanghai for Science and Technology, China)
1A1-4
12:30~13:00
A class of efficient  spectral methods  and error analysis for nonlinear  Hamiltonian systems
Jing An (Guizhou Normal University , China), Waixiang Cao* (Beijing Normal Univeristy, China), Zhimin Zhang (Wayne State University, United States)


1A2 MS5 Space-time Spectral Methods
August 14 (Mon) 11:00~13:00 B110
Organizer(s): Shaun Lui (University of Manitoba)
Chair(s): Shaun Lui (U. Manitoba)
1A2-1
11:00~11:30
Efficient and accurate Dual-Petrov Galerkin method for the dissipative system
Changtao Sheng* (Shanghai University of Finance and Economics, China)
1A2-2
11:30~12:00
Space-Time Spectral Methods and Eigenvalue Analysis of Related Spectral Differentiation Matrices for IVPs
Li-Lian Wang* (Nanyang Technological University, Singapore)
1A2-3
12:00~12:30
Recent progress in space-time spectral methods for PDEs
Shaun Lui*, Chandramali Wilegoda Liyanage (University of Manitoba, Canada)
1A2-4
12:30~13:00
All-at-once solver for first and second order problems
Shu-Lin Wu* (Northeast Normal University, China)


1A3 MS4 Numerical methods and analysis for dispersive PDEs
August 14 (Mon) 11:00~13:00 B145
Organizer(s): Yue Feng (Sorbonne Universite), Weizhu Bao (National University of Singapore)
Chair(s): Weizhu Bao (NU. Singapore)
1A3-1
11:00~11:30
Computing Schrödinger maps using the Hasimoto transform
Valeria Banica, Georg Maierhofer*, Katharina Schratz (Sorbonne Université, France)
1A3-2
11:30~12:00
Regularized numerical methods for the nonlinear Schrödinger equation with singular nonlinearity
Weizhu Bao (National University of Singapore, Singapore), Yue Feng* (Sorbonne Université, France), Ying Ma (Beijing University of Technology, China)
1A3-3
12:00~12:30
Low regularity exponential-type integrators for the ``good" Boussinesq equation with rough solutions
Hang Li, Chunmei Su* (Tsinghua University, China)
1A3-4
12:30~13:00
A new second-order low-regularity integrator for the cubic nonlinear Schrödinger equation
Jiachuan Cao*, Buyang Li, Yanping Lin (The Hong Kong Polytechnic University, Hong Kong)


1A4 MS7 High Order Mimetic Methods and Applications
August 14 (Mon) 11:00~13:00 B146
Organizer(s): Jose E Castillo (San Diego State University)
Chair(s): Jose E Castillo (San Diego State U.)
1A4-1
11:00~11:30
Affine-invariant WENO weights and their applications in solving hyperbolic conservation laws
Wai Sun Don*, Bao-Shan Wang (Ocean University of China, China)
1A4-2
11:30~12:00
Symplectic and Relaxation Runge Kutta Schemes For Hyperbolic Problems 
Anand Srinivasan*, Jose E Castillo (San Diego State University, United States)
1A4-3
12:00~12:30
Tensorial Elastodynamics in Complex Media: A Mimetic Finite Difference Approach
Jeffrey C Shragge*, Khalid Almuteri (Colorado School of Mines, United States), Tugrul Konuk (Nvidia Corporation, United States)
1A4-4
12:30~13:00
Divergence- and Curl-Constraint Preserving Higher Order Godunov Schemes
Dinshaw Balsara* (University of Notre Dame, United States)


1A5 MS26 Polygonal finite elements, DG and related methods
August 14 (Mon) 11:00~13:00 B147
Organizer(s): Eun-Jae Park (Yonsei University), Ruchi Guo (UC Irvine), Dongwook Shin (Ajou University)
Chair(s): Eun-Jae Park (Yonsei U.)
1A5-1
11:00~11:30
Polygonal Staggered DG methods for Elliptic Problems
Eun-Jae Park* (Yonsei University, Korea)
1A5-2
11:30~12:00
A uniformly robust staggered DG method for the Brinkman problem
Lina Zhao (City University of Hong Kong, Hong Kong), Eric Chung*, MingFai Lam (The Chinese University of Hong Kong, Hong Kong)
1A5-3
12:00~12:30
Staggered DG methods on rectangular grids
Hyea Hyun Kim* (Kyung Hee University, Korea), Thien Binh NGUYEN (Vietnamese-German University, Viet Nam), Gung-Min Gie (University of Louisville, United States), Chang-Yeol Jung (UNIST, Korea)
1A5-4
12:30~13:00
Hm Conforming Virtual Elements in Arbitrary Dimension
Chen Chunyu (Xiangtan University, China), Huang Xuehai* (Shanghai University of Finance and Economics, China), Wei Huayi (Xiangtan University, China)


1A6 Contributed Talk 1
August 14 (Mon) 11:00~13:00 B111
Chair(s): Gianmaria Noventa (U. Brescla)
1A6-1
11:00~11:20
Low regularity time integration of NLS via discrete Bourgain spaces
Lun Ji, Alexander Ostermann* (Universität Innsbruck, Austria), Frédéric Rousset (Université Paris-Saclay, France), Katharina Schratz (Sorbonne Université, France)
1A6-2
11:20~11:40
Low regularity exponential-type integrators for the Zakharov system under rough data
Hang Li, Chunmei Su* (Tsinghua University, China)
1A6-3
11:40~12:00
Separation of Blended Features for Inhomogeneous Regularization
Bosu Choi* (Dartmouth College, United States), Yoonsang Lee, Jihun Han (DARTMOUTH COLLEGE, United States)
1A6-4
12:00~12:20
A nonconforming least-squares spectral element method for Stokes interface problems 
Shivangi Joshi* (BITS PILANI HYDERABAD CAMPUS, India), Naraparaju Kishore Kumar (BITS Pilani Hyderabad Campus, India), Subhashree Mohapatra (IIIT Delhi, India)
1A6-5
12:20~12:40
Accurate Close Interactions in Stokes Flow Using Coarse Grids
Anna Broms*, Anna-Karin Tornberg (KTH Royal Institute of Technology, Sweden), Alex Barnett (Flatiron Institute, United States)
1A6-6
12:40~13:00
Improved p-multigrid approach for the discontinuous Galerkin solution of turbulent flows
Daniel Bulgarini, Antonio Ghidoni, Gianmaria Noventa* (University of Brescia, Italy)


PL2 Plenary Talk
August 14 (Mon) 14:00~14:45 B126
Chair(s): Markus Melenk (TU Wien)
PL2-1
14:00~14:45
Computation and analysis for  the long time dynamics of (nonlinear) Schrödinger equations
Yongyong Cai* (Beijing Normal University, China)


1B1 MS12 Recent Advances in Non-Traditional Spectral Methods
August 14 (Mon) 15:00~16:30 B126
Organizer(s): Huiyuan Li (Institute of Software, Chinese Academy of Sciences, China), Zhongqing Wang (University of Shanghai for Science and Technology, China), Lijun Yi (Shanghai Normal University, China)
Chair(s): Zhongqing Wang (U. Shanghai for Sci. Tech.)
1B1-1
15:00~15:30
A novel mixed spectral method and error estimates for Maxwell transmission eigenvalue problems
Jing An (Guizhou Normal University, China), Waixiang Cao* (Beijing Normal University, China), Zhimin Zhang (Wayne State University, United States)
1B1-2
15:30~16:00
A penalized weak Galerkin spectral element method for second order elliptic equations
Jiajia Pan (University of Shanghai for Science and Technology, China), Huiyuan Li* (Institute of Software, Chinese Academy of Sciences, China, China)
1B1-3
16:00~16:30
Error estimate of the nonuniform L1 type formula for the time fractional diffusion-wave equation
Yanping Chen* (South China Normal University, China)


1B2 [Cancelled] MS3 Advances in integral equation methods and applications
August 14 (Mon) 15:00~16:30 B110
Organizer(s): Min Hyung Cho (University of Massachusetts Lowell), Adrianna Gillman (University of Colorado Boulder)
1B2-1
15:00~15:30
On the Algebraic Structure of Layer and Volume Potentials
Jingfang Huang*, Zhihao Chen, Lingyun Ding, Ziqin He, Jeremy Louis Marzuola (University of North Carolina at Chapel Hill, United States)
1B2-2
15:30~16:00
Numerical methods for wave simulation in layered media
Min Hyung Cho* (University of Massachusetts Lowell, United States), Jingfang Huang (University of North Carolina at Chapel Hill, United States), Djeneba Kassambara (University of Massachusetts Lowell, United States)
1B2-3
16:00~16:30
Euler-Maclaurin formulas for near-singular integrals
Bowei Wu* (University of Massachusetts Lowell, United States)


1B3 MS23 Scientific machine learning for the data-driven discovery of dynamical systems
August 14 (Mon) 15:00~16:30 B145
Organizer(s): Yeonjong Shin (KAIST), Minseok Choi (POSTECH)
Chair(s): Minseok Choi (POSTECH)
1B3-1
15:00~15:30
 Reduction and Closure of Dynamical Systems using Deep Learning
Qianxiao Li* (National University of Singapore, Singapore)
1B3-2
15:30~16:00
Physics Integration and Discovery with Gaussian Processes
Mike Kirby* (University of Utah, United States)
1B3-3
16:00~16:30
HyperDeepONet: learning operator with complex target function space using the limited resources via hypernetwork
Jae Yong Lee (Korea Institute for Advanced Study (KIAS), Korea), SungWoong Cho, Hyung Ju Hwang* (Pohang University of Science and Technology, Korea)


1B4 MS2 High order methods for gradient flows
August 14 (Mon) 15:00~16:30 B146
Organizer(s): Chuanju Xu (Xiamen University), Mejdi Azaiez (Bordeaux INP)
Chair(s): Jie Shen (Purdue U.)
1B4-1
16:00~16:30
Energy stable and maximum bound principle preserving schemes for the Q-tensor flow of liquid crystals
Zhonghua Qiao* (The Hong Kong Polytechnic University, Hong Kong)
1B4-2
15:30~16:00
Energy stable discontinuous Galerkin methods forcompressible Navier–Stoles–Allen–Cahn System
Qiaolin He* (Sichuan University, China), Xiaoding Shi (Beijing University of Chemical Technology, China)
1B4-3
16:00~16:30
Phase Field Modeling and Numerical Algorithm for Two-Phase Dielectric Fluid Flows
Jielin Yang, Suchuan Dong* (Purdue University, United States)


1B5 MS26 Polygonal finite elements, DG and related methods
August 14 (Mon) 15:00~16:30 B147
Organizer(s): Eun-Jae Park (Yonsei University), Ruchi Guo (UC Irvine), Dongwook Shin (Ajou University)
Chair(s): Ruchi Guo (U. California Irvine)
1B5-1
15:00~15:30
A hybrid difference method and postprocessings for elliptic problems
Dongwook Shin* (Ajou University, Korea)
1B5-2
15:30~16:00
High order immersed hybridized difference methods for elliptic interface problems
Youngmok Jeon* (Ajou University, Korea)
1B5-3
16:00~16:30
An efficient multiscale preconditioner for large-scale highly heterogeneous flow
Shubin Fu* (Eastern Institute for Advanced Study, China), Eric Chung (The Chinese University of Hong Kong, Hong Kong), Lina Zhao (City University of Hong Kong, Hong Kong)


1B6 Contributed Talk 2
August 14 (Mon) 15:00~16:30 B111
Chair(s): Mingzhu Zhang (Shanghai Normal U.)
1B6-1
15:00~15:20
A new sub-cell shock capturing algorithm for discontinuous Galerkin method for compressible flows
Kedar Shridhar Wagh*, S. V. Raghurama Rao, Sashikumaar Ganesan (Indian Institute of Science, India)
1B6-2
15:20~15:40
Superconvergent postprocessing of the C1- and C0-continuous Galerkin methods for nonlinear second-order IVPs with application to wave equations
Mingzhu Zhang, Lijun Yi* (Shanghai Normal University, China)
1B6-3
15:40~16:00
A NURBS based discontinuous Galerkin method for turbulent flows simulations
Daniel Bulgarini*, Antonio Ghidoni, Gianmaria Noventa, Stefano Rebay (Università dgli Studi di Brescia, Italy)
1B6-4
16:00~16:20
Chebyshev spectral method for the variable-order fractional mobile-immoblie advection-dispersion equation arising from solute transport in heterogeneous media
Rupali Gupta*, Sushil Kumar (sardar Vallabhbhai National Institute of Technology Surat, India)


1C1 MS12 Recent Advances in Non-Traditional Spectral Methods
August 14 (Mon) 17:00~18:30 B126
Organizer(s): Huiyuan Li (Institute of Software, Chinese Academy of Sciences, China), Zhongqing Wang (University of Shanghai for Science and Technology, China), Lijun Yi (Shanghai Normal University, China)
Chair(s): Lijun Yi (Shanghai Normal U.)
1C1-1
17:00~17:30
Error localization of spectral approximations
Haiyong Wang* (Huazhong University of Science and Technology, China)
1C1-2
17:30~18:00
Compatible L2  norm convergence of variable-step L1 schemes for the time-fractional MBE model  
Yin Yang* (Xiangtan University, China)
1C1-3
18:00~18:30
Novel spectral methods for maxwell and maxwell transmission eigenvalue problem using divergence free curl-orthogonal polynomials 
huiyuan Li* (Institute of Software Chinese Academy of Sciences, China), Jing Zhang (Central China normal University, China), jianwei zhou (Linyi university, China)


1C2 [Cancelled] MS3 Advances in integral equation methods and applications
August 14 (Mon) 17:00~18:30 B110
Organizer(s): Min Hyung Cho (University of Massachusetts Lowell), Adrianna Gillman (University of Colorado Boulder)
1C2-1
17:00~17:30
The adaptive Levin method
James Bremer*, Kirill Serkh, Shukui Chen (University of Toronto, Canada)
1C2-2
17:30~18:00
A spectral discretization technique for elliptic PDEs on triangles
Adrianna Gillman* (University of Colorado, Boulder, United States)


1C3 MS23 Scientific machine learning for the data-driven discovery of dynamical systems
August 14 (Mon) 17:00~18:30 B145
Organizer(s): Yeonjong Shin (KAIST), Minseok Choi (POSTECH)
Chair(s): Minseok Choi (POSTECH)
1C3-1
17:00~17:30
Identifying Differential Equations with Numerical Methods: Time Evolution, Subspace Pursuit and Weak Form
Sung Ha Kang* (Georgia Institute of Technology, United States)
1C3-2
17:30~18:00
Efficient Bayesian Physics Informed Neural Networks for Inverse Problems 
xueyu zhu* (Department of Mathematics, University of Iowa, United States), Andrew Pensoneault (University of Iowa, United States)
1C3-3
18:00~18:30
tLaSDI: Thermodynamics-driven latent space dynamics identification for reduced order modeling of dynamical systems
Jun Sur Richard Park* (Korea Advanced Institute of Science and Technology, Korea)


1C4 MS2 High order methods for gradient flows
August 14 (Mon) 17:00~18:30 B146
Organizer(s): Chuanju Xu (Xiamen University), Mejdi Azaiez (Bordeaux INP)
Chair(s): Suchuan Dong (Purdue U.)
1C4-1
17:00~17:30
A linear second order energy-law preserving scheme for a phase-field flow model
Lin Ping* (University of Dundee, United Kingdom)
1C4-2
17:30~18:00
Energy stability and error analysis of high-precision algorithms for two-phase incompressible flows 
Xiaoli Li (Shandong University, China), Jie Shen* (Purdue University, United States)


1C5 Contributed Talk 3
August 14 (Mon) 17:00~18:30 B147
Chair(s): Paul Stocker (U. Gottingen)
1C5-1
17:00~17:20
Ultraspherical spectral methods for time-dependent PDEs
Avleen Kaur* (University of Saskatchewan, Canada), Shaun Lui (University of Manitoba, Canada)
1C5-2
17:20~17:40
Embedded Trefftz discontinuous Galerkin methods
Christoph Lehrenfeld, Paul Stocker* (Georg-August-Universität Göttingen, Germany)
1C5-3
17:40~18:00
Nonlinear approximation spaces for inverse problems
Albert Cohen*, Matthieu Dolbeault (Sorbonne Université, France), Olga Mula (Eindhoven University of Technology , Netherlands), Agustin Somacal (Sorbonne Université, France)


1C6 Contributed Talk 4
August 14 (Mon) 17:00~18:30 B111
Chair(s): Mohsen Lahooti (Newcastle U.)
1C6-1
17:00~17:20
Resolving entropy growth from iterative methods in computational fluid dynamics
Viktor Linders*, Philipp Birken (Lund University, Sweden)
1C6-2
17:20~17:40
A Least Squares Spectral Element Formulation ofStokes Eigenvalue Problem
Subhashree Mohapatra* (IIIT Delhi, India), Naraparaju Kishore Kumar (BITS Pilani Hyderabad, India), Ishani Choudhury (IIIT Delhi, India)
1C6-3
17:40~18:00
An Effcient Linearly-Implicit Velocity-Correction Scheme for quasi-3D Incompressible Flows
Henrik Wustenberg*, Spencer Sherwin, Joaquim Peiró (Imperial College London, United Kingdom), David Moxey (King's College London, United Kingdom)
1C6-4
18:00~18:20
Fluid/Structure Interaction algorithm for generally moving bodies using Spectral/hp element method
Mohsen Lahooti* (Newcastle University, United Kingdom), Ankang Gao (University of Science and Technology of China, China)


PL3 Plenary Talk
August 15 (Tue) 09:00~09:45 B126
Chair(s): Sehun Chun (Yonsei U.)
PL3-1
09:00~09:45
Arbitrary order discontinuous Galerkin methods with Lagrange multiplier
Mi Young Kim* (Inha University, Korea)


2A1 MS12 Recent Advances in Non-Traditional Spectral Methods
August 15 (Tue) 10:00~12:00 B126
Organizer(s): Huiyuan Li (Institute of Software, Chinese Academy of Sciences, China), Zhongqing Wang (University of Shanghai for Science and Technology, China), Lijun Yi (Shanghai Normal University, China)
Chair(s): Huiyuan Li (Chinese A. Sci.)
2A1-1
10:00~10:30
Superconvergent postprocessing of the Galerkin methods for nonlinear Volterra integro-differential equations
Lijun Yi*, Mingzhu Zhang, Xinyu Mao (Shanghai Normal University, China)
2A1-2
10:30~11:00
Spectral Galerkin Methods for the Fully NonlinearMonge-Ampère Equation
ZHAOXIANG LI* (SHANGHAI NORMAL UNIVERSITY, China)
2A1-3
11:00~11:30
Nonpolynomial Jacobi Spectral-Collocation Method for Weakly Singular Fredholm Integral Equations of the Second Kind
Qiumei Huang, Min Wang* (Beijing University of Technology, China)
2A1-4
11:30~12:00
Numerical Approximation of Optimal Convergence for Fractional Elliptic Equations with Additive Fractional Gaussian Noise
Zhaopeng Hao* (Southeast University, China)


2A2 MS25 High-Order Algorithms, Software and Applications for Exascale
August 15 (Tue) 10:00~12:00 B110
Organizer(s): Misun Min (Argonne National Laboratory), Paul Fischer (University of Illinois Urbana-Champaign), Tzanio Kolev (Lawrence Livermore National Laboratory)
Chair(s): Paul Fischer (U. Illinois)
2A2-1
10:00~10:30
Efficient Discretizations for Exascale Applications
Tzanio Kolev* (Lawrence Livermore National laboratory, United States), Paul Fischer (University of Illinois at Urbana-Champaign, United States), Jed Brown (University of Colorado, Boulder, United States), Veselin Dobrev (Lawrence Livermore National Laboratory, United States), Misun Min (Argonne National Laboratory, United States), Stanimire Tomov (University of Tennessee, Knoxville, United States), Mark S Shephard (Rensselaer Polytechnic Institute, United States), Tim Warburton (Virginia Tech, United States)
2A2-2
10:30~11:00
End-to-end GPU acceleration of low-order-refined preconditioning for high-order finite element discretizations
Will Pazner* (Portland State University, United States), Tzanio Kolev, Jean-Sylvain Camier (Lawrence Livermore National Labortatory, United States)
2A2-3
11:00~11:30
Ratel: High Order Solid Mechanics with libCEED and PETSc
Jeremy Luke Thompson*, Zach Atkins, Fabio DiGioacchino, Leila Ghaffari, Rezgar Shakeri, Ren Stengel, Jed Brown (University of Colorado at Boulder, United States)
2A2-4
11:30~12:00
Efficient High-Dimension High-Order Matrix-Free Discontinuous Galerkin Methods for High Fidelity Physics
Yohann Dudouit*, Veselin Dobrev, Terry Scot Haut, Milan Holec (Lawrence Livermore National Lab, United States)


2A3 MS4 Numerical methods and analysis for dispersive PDEs
August 15 (Tue) 10:00~12:00 B145
Organizer(s): Yue Feng (Sorbonne Universite), Weizhu Bao (National University of Singapore)
Chair(s): Yue Feng (Sorbanne U.)
2A3-1
10:00~10:30
An exponential integrator/WENO discretization for dispersive sonic-boom simulation
Lukas Einkemmer* (University of Innsbruck, Austria)
2A3-2
10:30~11:00
A fully discrete low-regularity integrator for NLS
Alexander Ostermann* (Universität Innsbruck, Austria), Fangyan Yao (South China University of Technology, Guangzhou, China)
2A3-3
11:00~11:30
Error estimates of numerical methods for the biharmonic nonlinear Schrödinger equation
Ying Ma (Beijing University of Technology, China), Teng Zhang* (Beijing Computational Science Research Center, China)
2A3-4
11:30~12:00
Spectral-Galerkin-type search extension method for finding multiple solutions of semilinear PDEs
Wei Liu* (National University of Singapore, Singapore)


2A4 MS1 High-order methods for complexes
August 15 (Tue) 10:00~12:00 B146
Organizer(s): Charles Parker (University of Oxford), Pablo Brubeck (University of Oxford)
Chair(s): Pablo Brubeck (U. Oxford)
2A4-1
10:00~10:30
Uniform Preconditioners for High Order Finite Element Approximations of Planar Linear Elasticity 
Charles Parker (University of Oxford, United Kingdom), Mark Ainsworth* (Brown University, United States)
2A4-2
10:30~11:00
The construction of curlcurl-conforming finite elements for the quad-curl problems in 2 space dimensions.
Kaibo Hu (University of Oxford, United Kingdom), Qian Zhang* (Michigan Tech University, United States), Zhimin Zhang (Beijing Computational Science Research Center, China)
2A4-3
11:00~11:30
p-version projection-based interpolation and time-harmonic Maxwell's equations in piecewise smooth media
Markus Melenk* (TU Wien, Austria), Claudio Rojik, David Woergoetter (Technische Universitaet Wien, Austria)
2A4-4
11:30~12:00
Scalar curvature approximation in arbitrary dimension with Regge finite elements
Yakov Berchenko-Kogan (Florida Institute of Technology, United States), Evan Gawlik* (University of Hawaii, United States), Michael Neunteufel (TU Wien, Austria)


2A5 MS15 High-order numerical methods and applications of phase-field models
August 15 (Tue) 10:00~12:00 B147
Organizer(s): Jiang Yang (Southern University of Science and Technology), Jie Shen (Purdue University)
Chair(s): Jie Shen (Purdue U.)
2A5-1
10:00~10:30
Multi-phase image segmentation by the Allen--Cahn Chan--Vese model
Zhonghua Qiao* (The Hong Kong Polytechnic University, Hong Kong)
2A5-2
10:30~11:00
A novel tetrahedral spectral element method for Kohn-Sham model
Hongfei Zhan (Peking University, China), Guanghui Hu* (University of Macau, China)
2A5-3
11:00~11:30
Optimal L2 error estimates of unconditionally stable FE schemes for the Cahn-Hilliard-Navier-Stokes system
Wentao Cai (Hangzhou Dianzi University, China), Weiwei Sun (BNU-HKBU United International College, China), Jilu Wang* (Harbin Institute of Technology (Shenzhen), China), Zongze Yang (The Hong Kong Polytechnic University, Hong Kong)
2A5-4
11:30~12:00
Energy Dissipation of Time-Fractional Phase-Field Equations: Analysis and Numerical methods
Jiang Yang* (Southern University of Science and Technology, China)


2A6 MS26 Polygonal finite elements, DG and related methods
August 15 (Tue) 10:00~12:00 B111
Organizer(s): Eun-Jae Park (Yonsei University), Ruchi Guo (UC Irvine), Dongwook Shin (Ajou University)
Chair(s): Dongwook Shin (Ajou U.)
2A6-1
10:00~10:30
On the VEM approximation of eigenvalue problems
Linda Alzaben (King Abdullah University of Science and Technology, Saudi Arabia), Daniele Boffi* (King Abdullah University of Technology, Saudi Arabia), Andreas Dedner (University of Warwick, United Kingdom), Lucia Gastaldi (University of Brescia, Italy)
2A6-2
10:30~11:00
On the maximum angle conditions for polytopal elements with virtual element methods
Ruchi Guo* (University of California Irvine, China)
2A6-3
11:00~11:30
Mixed Virtual Volume  Methods for Elliptic Problems
Do Young Kwak* (KAIST, Korea), Gwanghyun Jo ( Kunsan National University, Korea)
2A6-4
11:30~12:00
A strongly conservative hybridizable discontinuous Galerkin method for coupled time-dependent Navier-Stokes and Darcy problems
Jeonghun J. Lee* (Baylor University, United States)


PL4 Plenary Talk
August 15 (Tue) 14:00~14:45 B126
Chair(s): Jan Hesthaven (EPFL)
PL4-1
14:00~14:45
High Order at Exascale
Misun Min* (Argonne National Laboratory, United States)


2B1 [Cancelled] MS12 Recent Advances in
Non-Traditional Spectral Methods
August 15 (Tue) 15:00~16:30 B126
Organizer(s): Huiyuan Li (Institute of Software, Chinese Academy of Sciences, China), Zhongqing Wang (University of Shanghai for Science and Technology, China), Lijun Yi (Shanghai Normal University, China)
2B1-1
15:00~15:30
Analysis and Hermite spectral approximation of diffusive-viscous wave equations in unbounded domains arising in geophysics
Zhiping Mao* (Xiamen University, China)
2B1-2
15:30~16:00
Legendre-tau-Galerkin and spectral collocation method for nonlinear evolution equations
Yonghui Qin (Guilin University of Electronic Technology, China), Heping Ma* (Shanghai University, China)
2B1-3
16:00~16:30
Legendre-Petrov-Galerkin Chebyshevspectral collocation method forsecond-order nonlinear differential equations
Qiyi Gao (Shanghai University, China), Hua Wu* (Shanghai Universtiy, China)


2B2 MS10 Computational Methods for Plasmonics and Optics: Diverse Approaches to High Order Methods
August 15 (Tue) 15:00~16:30 B110
Organizer(s): Youngjoon Hong (Sungkyunkwan University), David Nicholls (University of Illinois, Chicago)
Chair(s): Youngjoon Hong (KAIST)
2B2-1
15:00~15:30
New Spectral Methods for Partial Differential Equations in Complex Domains
Yiqi Gu* (University of Electronic Science and Technology of China, China)
2B2-2
15:30~16:00
Data-Driven Design of Thin-Film Optical Systems using Deep Active Learning
Youngjoon Hong* (KAIST, Korea)
2B2-3
16:00~16:30
High-order massively parallel Green function acceleration with application to metamaterial design" 
Oscar P. Bruno* (Caltech, United States)


2B3 MS4 Numerical methods and analysis for dispersive PDEs
August 15 (Tue) 15:00~16:30 B145
Organizer(s): Yue Feng (Sorbonne Universite), Weizhu Bao (National University of Singapore)
Chair(s): Yue Feng (Sorbonne U.)
2B3-1
15:00~15:30
Error estimates of numerical methods for the nonlinear Schrödinger equation with low regularity potential and nonlinearity
Weizhu Bao, Chushan Wang* (National University of Singapore, Singapore)
2B3-2
15:30~16:00
Multiscale methods and analysis for (nonlinear) Dirac equation
Weizhu Bao* (National University of Singapore, Singapore)
2B3-3
16:00~16:30
Low regularity time approximations on general domains
Yvonne Alama Bronsard* (Sorbonne Université, LJLL, France), Yvain Bruned (Universite Lorraine, France), Katharina Schratz (Sorbonne Université, LJLL, France)


2B4 MS20 Recent Developments in Polytopal Discretization Methods
August 15 (Tue) 15:00~16:30 B146
Organizer(s): Lina Zhao (City University of Hong Kong), Zhaonan Dong (INRIA & CERMICS, Ecole des Ponts), Andre Harnist (INRIA & CERMICS, Ecole des Ponts)
Chair(s): Lina Zhao (City U. Hong Kong)
2B4-1
15:00~15:20
Solving poroelasticity problems in the primal formulations by weak Galerkin finite element discretizations on polygonal meshes
Jiangguo (James) Liu* (Colorado State University, United States)
2B4-2
15:20~15:40
A formal construction of a divergence-free basis in the nonconforming virtual element method for the Stokes problem
Hyeokjoo Park* (KAIST, Korea)
2B4-3
15:40~16:00
Multiphysics wave propagation with arbitrary-order polygonal Discontinuous Galerkin methods
Michele Botti*, Paola Francesca Antonietti, Ilario Mazzieri (Politecnico di Milano, Italy)


2B5 MS15 High-order numerical methods and applications of phase-field models
August 15 (Tue) 15:00~16:30 B147
Organizer(s): Jiang Yang (Southern University of Science and Technology), Jie Shen (Purdue University)
Chair(s): Jiang Yang (Southern U. of Sci. Tech.)
2B5-1
15:00~15:20
New highly stiff-stable schemes for linear and nonlinear parabolic  equations
JIE SHEN* (Purdue University, United States)
2B5-2
15:20~15:40
Arbitrarily high-order exponential cut-off methods for preserving maximum principle of parabolic equations
Buyang Li* (The Hong Kong Polytechnic University, Hong Kong), Jiang Yang (Southern University of Science and Technology, China), Zhi Zhou (The Hong Kong Polytechnic University, Hong Kong)
2B5-3
15:40~16:00
Some high-order stable methods for time-fractional phase-field models
Chaoyu Quan* (Southern University of Science and Technology, China)


2B6 Contributed Talk 5
August 15 (Tue) 15:00~16:30 B111
Chair(s): Dalia Fishelov (Afeka)
2B6-1
15:00~15:20
Approximation of the Munk-Stommel equations of the ocean by a multiscale compact scheme
Dalia Fishelov* (Afeka, Israel), Matania Ben-Artzi (The Hebrew University, Israel), Jean-Pierre Croisille (University de Lorraine, Metz, France)
2B6-2
15:20~15:40
Spherical Essentially Non-Oscillatory (SENO) Interpolation
Shingyu Leung* (The Hong Kong University of Science and Technology, Hong Kong)
2B6-3
15:40~16:00
Fifth-order WENO Schemes with Z-type Nonlinear Weights for Hyperbolic Conservation Laws
Jiaxi Gu* (Pohang University of Science and Technology, Korea), Xinjuan Chen (Jimei University, China), Jae-Hun Jung (POSTECH, Korea)
2B6-4
16:00~16:20
Special quadrature via line extrapolation, with application to Stokesian particle flows
Joar Bagge*, Anna-Karin Tornberg (KTH Royal Institute of Technology, Sweden)


2C1 [Cancelled] MS12 Recent Advances in Non-Traditional Spectral Methods
August 15 (Tue) 17:00~18:30 B126
Organizer(s): Huiyuan Li (Institute of Software, Chinese Academy of Sciences, China), Zhongqing Wang (University of Shanghai for Science and Technology, China), Lijun Yi (Shanghai Normal University, China)
2C1-1
17:00~17:30
Sobolev orthogonal Legendre rational spectral methods for exterior problems
shan li, jinju wu, zhongqing wang* (University of shanghai for Science and Technology, China)
2C1-2
17:30~18:00
Exponential stability of Euler-Maruyama method for stochastic delaydifferential equations driven by G-Brownian motion
Haiyan Yuan* (Heilongjiang institute of technology, China)
2C1-3
18:00~18:30
A multi-domain spectral method for solving Neumann boundary value problems 
Tianjun Wang* (Henan University of Science and Technology, China)


2C2 MS10 Computational Methods for Plasmonics and Optics: Diverse Approaches to High Order Methods
August 15 (Tue) 17:00~18:30 B110
Organizer(s): Youngjoon Hong (Sungkyunkwan University), David Nicholls (University of Illinois, Chicago)
Chair(s): Youngjoon Hong (KAIST)
2C2-1
17:00~17:30
Dispersion relation reconstruction for 2D Photonic Crystalsbased on polynomial interpolation
Guanglian Li* (HKU, Hong Kong)
2C2-2
17:30~18:00
Finite Element Operator Network for Solving Parametric PDEs and its Application to Electromagnetic Problems
Youngjoon Hong* (Sungkyunkwan University, Korea), Seungchan Ko (Inha University, Korea), Jaeyong Lee (Korea Institute for Advanced Study, Korea)
2C2-3
18:00~18:30
Modeling Plasmons on Graphene with Time- and Space-Dependent Properties
Fadil Santosa* (Johns Hopkins University, United States), Tong Shi (University of Minnesota, Minneapolis, United States)


2C3 Contributed Talk 6
August 15 (Tue) 17:00~18:30 B145
Chair(s): Alexander Kurganov (Southern U. Sci. Tech.)
2C3-1
17:00~17:20
Embedded error-based time stepping for Lax-Wendroff Flux Reconstruction for compressible flows
Arpit Babbar*, Praveen Chandrashekar (Tata Institute of Fundamental Research, Centre for Applicable Mathematics, India)
2C3-2
17:20~17:40
New Ai-WENO Schemes Based on the Low-Dissipation Central-Upwind Fluxes
Alexander Kurganov* (Southern University of Science and Technology, China)
2C3-3
17:40~18:00
A posteriori error estimates for the generalized Burgers-Huxley equation 
Sumit Mahajan (Indian Institute of Technology, Roorkee, India), Arbaz Khan* (IIT Roorkee, India)
2C3-4
18:00~18:20
Dynamic unilateral contact of a beam-rod system
Jeongho Ahn* (Arkansas State University, United States)


2C4 MS1 High-order methods for complexes
August 15 (Tue) 17:00~18:30 B146
Organizer(s): Charles Parker (University of Oxford), Pablo Brubeck (University of Oxford)
Chair(s): Charles Parker (U. Oxford)
2C4-1
17:00~17:30
Curl-conforming flux equilibration: Application to a posteriori error estimation and commuting projection
Theophile Chaumont-Frelet*, Martin Vohralik (Inria, France)
2C4-2
17:30~18:00
Low-order-refined preconditioners for the high-order finite element de Rham complex
Will Pazner* (Portland State University, United States), Tzanio Kolev (Lawrence Livermore National Laboratory, United States), Clark Dohrmann (Sandia National Laboratories, United States)
2C4-3
18:00~18:30
A uniformly hp-stable element for the stress complex
Francis Raul Anthony Aznaran*, Charles Parker, Kaibo Hu (University of Oxford, United Kingdom)


2C5 [Cancelled] MS15 High-order numerical methods and applications of phase-field models
August 15 (Tue) 17:00~18:30 B147
Organizer(s): Jiang Yang (Southern University of Science and Technology), Jie Shen (Purdue University)
Chair(s): Jiang Yang (Southern U. of Sci. Tech.)
2C5-1
17:00~17:30
Deep adaptive sampling for numerical PDEs
Tao Zhou* (Chinese Academy of Sciences, China)
2C5-2
17:30~18:00
An operator-splitting based optimization for phase-field simulation of equilibrium crystals
Zeyu Zhou (Southern University of Science and Technology, China), Wei Jiang (Wuhan University, China), Wen Huang (Xiamen University, China), Zhen Zhang* (Southern University of Science and Technology, China)
2C5-3
18:00~18:30
Energy diminishing implicit-explicit Runge–Kutta methods for gradient flows
Tao Tang* (BNU-HKBU United International College, China)


2C6 Contributed Talk 7
August 15 (Tue) 17:00~18:30 B111
Chair(s): Dean Muir (Australian NU.)
2C6-1
17:00~17:20
Adaptive regularization, discretization, and linearization for nonsmooth problems based on primal-dual gap estimators
François Févotte (Triscale Innov, France), Ari Rappaport*, Martin Vohralik (Inria Paris, France)
2C6-2
17:20~17:40
Stable and Accurate Method for Simulating the Anisotropic Diffusion in Toroidally Confined Magnetic Fields
Dean Muir*, Kenneth Duru, Matthew Hole (Australian National University, Australia), Stuart Hudson (Princeton Plasma Physics Laboratory, United States)
2C6-3
17:40~18:00
Solving the Gibbs phenomenon on discontinous and non-linear problems with the Fourier-Gegenbauer method
Breno Vilela (Federal University of Pernambuco, Brazil), Mariana Villela* (Federal university of Pernambuco, Brazil), Felipe Pamplona Mariano (federal University of Goias, Brazil)


PL5 Plenary Talk
August 16 (Wed) 09:00~09:45 B126
Chair(s): Claudio Canuto (Politecnico di Torino)
PL5-1
09:00~09:45
Dynamical Low Rank approximation of time dependent problems with random parameters
Fabio Nobile* (EPFL, Switzerland)


3A1 MS20 Recent Developments in Polytopal Discretization Methods
August 16 (Wed) 10:00~12:00 B126
Organizer(s): Lina Zhao (City University of Hong Kong), Zhaonan Dong (INRIA & CERMICS, Ecole des Ponts), Andre Harnist (INRIA & CERMICS, Ecole des Ponts)
Chair(s): Lina Zhao (City U. Hong Kong)
3A1-1
10:00~10:30
Generalized gradients for virtual elements and applications to a posteriori error analysis
Lorenzo Mascotto* (University of Milano-Bicocca, Italy), Theophile Chaumont-Frelet (Inria, France), Joscha Gedicke (University of Bonn, Germany)
3A1-2
10:30~11:00
A locking-free polygonal staggered DG method for the Biot system of poroelasticity
Lina Zhao (City University of Hong Kong, Hong Kong), Eric Chung (The Chinese University of Hong Kong, Hong Kong), Eun-Jae Park* (Yonse University, Korea)
3A1-3
11:00~11:30
Serendipity discrete de Rham method
Jerome Droniou* (Monash University, Australia), Daniele Antonio Di Pietro (Univ Montpellier, France)
3A1-4
11:30~12:00
Adaptive Virtual Element Methods: convergence and optimality
Lourenco Beirao da Veiga (University of Milano Bicocca, Italy), Claudio Canuto (Politecnico di Torino, Italy), Ricardo Nochetto (University of Maryland, United States), Giuseppe Vacca* (University of Bari, Italy), Marco Verani (Politecnico di Milano, Italy)


3A2 MS25 High-Order Algorithms, Software and Applications for Exascale
August 16 (Wed) 10:00~12:00 B110
Organizer(s): Misun Min (Argonne National Laboratory), Paul Fischer (University of Illinois Urbana-Champaign), Tzanio Kolev (Lawrence Livermore National Laboratory)
Chair(s): Misun Min (Argonne NL.)
3A2-1
10:00~10:30
Exascale: A User's Perspective
Paul Fischer* (University of Illinois, United States)
3A2-2
10:30~11:00
Re-design of Nektar++ spectral/hp element framework for streaming and vectorized architectures.
Spencer Sherwin*, Chris Cantwell (Imperial College London, United Kingdom), David Moxey (Kings College London, United Kingdom)
3A2-3
11:00~11:30
Multigrid solvers for the de Rham complex with optimal complexity in polynomial degree
Pablo Brubeck*, Patrick E. Farrell (University of Oxford, United Kingdom)
3A2-4
11:30~12:00
Exascale and pre-Exascale Nuclear Engineering Applications of High-Order Methods
Elia Merzari* (Pennsylvania State University, United States)


3A3 MS6 Towards Practical High-Order Methods for Unsteady High-Fidelity Computational Fluid Dynamics
August 16 (Wed) 10:00~12:00 B145
Organizer(s): Brian Vermeire (Concordia University), David Del Rey Fernandez (The University of Waterloo), Siva Nadarajah (McGill University)
Chair(s): David Del Rey Fernandez (U. Waterloo)
3A3-1
10:00~10:30
A Locally Energy Stable and Entropy Stable High-Order Solution for Nonlinear Partial Differential Equations
Alexander Cicchino*, Siva Nadarajah (McGill University, Canada)
3A3-2
10:30~11:00
Conservation and stability in a discontinuous Galerkin thermal shallow water model
Kieran Ricardo* (The Australian National University, Australia), David Lee (Bureau of Meteorology, Australia), Kenneth Duru (The Australian National University, Australia)
3A3-3
11:00~11:30
Novel Temporal Schemes for High-Order Solutions of Locally-Stiff Partial Differential Equations
Brian Vermeire* (Concordia University, Canada)
3A3-4
11:30~12:00
A Robust Entropy-Stable Discontinuous Galerkin Scheme for the Multi-Ion MHD System
Andrés M Rueda-Ramírez*, Aleksey Sikstel, Gregor J Gassner (University of Cologne, Germany)


3A4 MS18 Recent advances in high-order mesh generation and adaptation
August 16 (Wed) 10:00~12:00 B146
Organizer(s): David Moxey (King's College London)
Chair(s): David Moxey (King’s C. London)
3A4-1
10:00~10:30
Accelerating High-Order Mesh Optimization Using Finite Element Partial Assembly
Ketan Mittal*, Jean-Sylvain Camier, Veselin Dobrev (Lawrence Livermore National Laboratory, United States), Patrick Knupp (Dihedral LLC, United States), Tzanio Kolev, Vladimir Tomov (Lawrence Livermore National Laboratory, United States)
3A4-2
10:30~11:00
Goal Oriended Adaptivity using Enriched Spaces
Sven Beuchler, Bernhard Endtmayer*, Thomas Wick (Leibnitz University Hannover, Germany), Ulrich Langer (Johannes Kepler University Linz, Austria)
3A4-3
11:00~11:30
A Robust Finite Element-Based High-Order Mesh Warping Technique for Hyperelastic Solids
Fariba Mohammadi (University of Michigan, United States), Suzanne Shontz* (University of Kansas, United States)
3A4-4
11:30~12:00
Recent progress in high-order mesh generation for industrial geometries
David Moxey*, Mashy Green (King's College London, United Kingdom), Kaloyan Kirilov, Joaquim Peiró (Imperial College London, United Kingdom)


3A5 MS21 Recent developments in physical-property-preserving WENO schemes and DG methods for hyperbolic single- and multi-medium models
August 16 (Wed) 10:00~12:00 B147
Organizer(s): Bao-Shan Wang (Ocean University of China), Wai Sun Don (Ocean University of China, Qingdao, China), Peng Li (Shijiazhuang Tiedao University, Shijiazhuang, China)
Chair(s): Peng Li (Shijiazhuang Tiedao U.)
3A5-1
10:00~10:30
Bound- and Positivity-preserving Ai-AWENO Schemes for Two-medium Flows
Yaguang Gu* (South China University of Technology, China)
3A5-2
10:30~11:00
High order well-balanced finite difference WENO interpolation-based schemes for hyperbolic systems with source terms
Peng Li* (Shijiazhuang Tiedao University, China)
3A5-3
11:00~11:30
High order cut discontinuous Galerkin methods for hyperbolic conservation laws
Pei Fu* (Nanjing University of Aeronautics and Astronautics, China), Thomas Frachon (KTH Royal Institute of Technology, Sweden), Gunilla Kreiss (Uppsala University, Sweden), Sara Zahedi (KTH Royal Institute of Technology, Sweden)
3A5-4
11:30~12:00
Affine-Invariant WENO Weights and Operator
Bao-Shan Wang*, Wai Sun Don (Ocean University of China, China)


3A6 MS16 Numerical Methods for Problems in Continuum Mechanics and Related Applications
August 16 (Wed) 10:00~12:00 B111
Organizer(s): David Mora (Universidad del Bio-Bio), Ricardo Ruiz-Baier (Monash University)
Chair(s): David Mora (U. del Bio-Bio)
3A6-1
10:00~10:30
A posteriori analysis for a mixed formulation of the Stokes spectral problem
Felipe Lepe, Jesus Vellojin* (Universidad del Bío-Bío, Chile)
3A6-2
10:30~11:00
Mixed finite element methods for the coupled Stokes/Poisson--Nernst--Planck equations in Banach spaces
Claudio I Correa, Gabriel N Gatica (Universidad de Concepcion, Chile), Ricardo Ruiz Baier* (Monash University, Australia)
3A6-3
11:00~11:30
Virtual element methods for Biot--Kirchhoff--Love poroelasticity
Rekha Mallappa Khot (Monash University, Australia), David Mora (Universidad del Bío-Bío, Chile), Ricardo Ruiz Baier* (Monash University, Australia)
3A6-4
11:30~12:00
Error estimates for a VEM approximation of  the Stokes eigenvalue problem
Felipe Lepe*, Dibyendu Adak (Universidad del Bío-Bío, Chile), Rivera Gonzalo (Universidad de Los Lagos, Chile)


PL6 Plenary Talk
August 17 (Thu) 09:00~09:45 B126
Chair(s): Spencer Sherwin (Imperial C. London)
PL6-1
09:00~09:45
Nonlinear parametrizations for mitigating the Kolmogorov barrier in model reduction
Benjamin Peherstorfer* (New York University, United States)


4A1 MS17 Recent advances in boundary integral methods: algorithms, applications, and theory
August 17 (Thu) 10:00~12:00 B126
Organizer(s): Fredrik Fryklund (New York University), Samuel Potter (New York University)
Chair(s): Fredrik Fryklund (New York U.)
4A1-1
10:00~10:30
Reproducing the unique acoustics of periodic staircases using boundary integral equations
Fruzsina Julia Agocs*, Alex H Barnett (Flatiron Institute, Simons Foundation, United States), Eric J Heller (Harvard University, United States)
4A1-2
10:30~11:00
A boundary virtual element method for the approximation of electromagnetic scattering problems
Alexis Touzalin*, Emanuele Arcese (CEA, France), Sébastien Pernet (ONERA, France)
4A1-3
11:00~11:30
On the error analysis of a boundary virtual element method for electromagnetic scattering problems
Emanuele Arcese*, Alexis Touzalin (CEA, France), Sébastien Pernet (ONERA, France)
4A1-4
11:30~12:00
Fast methods for volume potentials via volumetric density interpolation, with applications
Thomas Geoffrey Anderson* (Rice University, United States), Marc Bonnet (ENSTA Paris, France), Luiz M. Faria (INRIA, France), Carlos Perez-Arancibia (Universiteit Twente, Netherlands)


4A2 MS14 High Order Methods for PDEs with Singular or Oscillatory Solutions
August 17 (Thu) 10:00~12:00 B110
Organizer(s): Li-Lian Wang (Nanyang Technological University), Yongyong Cai (Beijing Normal University)
Chair(s): Li-Lian Wang (Nanyang Tech. U.)
4A2-1
10:00~10:30
Spectral methods for problems on helical pipe geometry
Yujian Jiao* (Shanghai Normal University, China)
4A2-2
10:30~11:00
Improved Laguerre Spectral Methods with Applications
Shenghe Huang (University of Chinese Academy of Sciences, China), Haijun Yu* (Academy of Mathematics and Systems Science, Chinese Academy of Sciences, China)
4A2-3
11:00~11:30
Convergence of the multi-scale deep neural network (MscaleDNN) in the Fourier spectral domain
Bo Wang* (Hunan Normal University, China)
4A2-4
11:30~12:00
Efficient spectral methods and error analysis for nonlinear Hamiltonian systems
Jing An (Guizhou Normal University, China), Waixiang Cao (Beijing Normal University, China), Zhimin Zhang* (Beijing Computational Science Research Center, China)


4A3 MS6 Towards Practical High-Order Methods for Unsteady High-Fidelity Computational Fluid Dynamics
August 17 (Thu) 10:00~12:00 B145
Organizer(s): Brian Vermeire (Concordia University), David Del Rey Fernandez (The University of Waterloo), Siva Nadarajah (McGill University)
Chair(s): Brian Vermeire (Concordia U.)
4A3-1
10:00~10:30
Towards High-Order Multilevel Time-Integration for Incompressible Navier-Stokes Problems
Joerg Stiller* (TU Dresden, Germany)
4A3-2
10:30~11:00
Admissibility preserving subcell limiter for Lax-Wendroff flux reconstruction
Arpit Babbar*, Praveen Chandrashekar (Tata Institute of Fundamental Research, Centre for Applicable Mathematics, India), Sudarshan Kumar Kenettinkara (Indian Institute of Science Education and Research Thiruvananthapuram, India)
4A3-3
11:00~11:30
PID controller for Multi-dimensional Shock-capturing on High-order Methods
Juhyun Kim (Seoul National University, Korea), Hojun You (Sejong University, Korea), Chongam Kim* (Seoul National University, Korea)
4A3-4
11:30~12:00
Well-posed Boundary Conditions And Energy Stable Discontinuous Galerkin Spectral Element Method for the Linearized Serre Equations
Kenny Wiratama* (The Australian National University, Australia)


4A4 MS13 High-order methods for wave propagation problems
August 17 (Thu) 10:00~12:00 B146
Organizer(s): Axel Modave (CNRS - Institut Polytechnique de Paris), Theophile Chaumont-Frelet (INRIA - Cote d'Azur University)
Chair(s): Theophile Chaumont-Frelet (Inria)
4A4-1
10:00~10:30
An integral equation method for acoustic transmission problems with varying coefficients
Stefan Sauter* (Universität Zürich, Switzerland)
4A4-2
10:30~11:00
Numerical Homogenization for nonlinear damped wave equations
Daniel Eckhardt*, Marlis Hochbruck (Karlsruhe Institute of Technology, Germany), Barbara Verfürth (University of Bonn, Germany)
4A4-3
11:00~11:30
Analysis of complete radiation boundary conditions for Maxwell's equations
Seungil Kim* (Kyung Hee University, Korea)
4A4-4
11:30~12:00
A hybridizable discontinuous Galerkin method with characteristic variables for Helmholtz problems
Axel Modave* (CNRS - ENSTA Paris, France), Theophile Chaumont-Frelet (Inria, France)


4A5 MS16 Numerical Methods for Problems in Continuum Mechanics and Related Applications
August 17 (Thu) 10:00~12:00 B147
Organizer(s): David Mora (Universidad del Bio-Bio), Ricardo Ruiz-Baier (Monash University)
Chair(s): Ricardo Ruiz-Baier (Monash U.)
4A5-1
10:00~10:30
Stream virtual element methods for the Brinkman system with pressure recovery
David Mora* (Universidad del Bío-Bío, Chile), Carlos Reales (Universidad de Córdoba, Colombia), Alberth Silgado (Universidad del Bío-Bío, Chile)
4A5-2
10:30~11:00
A conforming finite element method for a nonisothermal fluid-membrane interaction
Ricardo Oyarzúa* (Universidad del Bio-Bio, Chile)
4A5-3
11:00~11:30
Recent advances in Rotation-based mixed formulation for elasticity/poroelasticity coupling
Arbaz Khan* (IIT Roorkee, India), V Anaya, David Mora (Universidad del B\'io-B\'io, Concepci\'on, Chile, Chile), Ricardo Ruiz-Baier (Monash University, 9 Rainforest Walk, Melbourne 3800 VIC, Australia, Australia)
4A5-4
11:30~12:00
A fully-discrete virtual element approximation for time evolution thermal convection problems in stream-function-temperature form
Alberth Silgado* (Universidad del Bío-Bío, Chile), Lourenço Beirão da Veiga (Universita degli Studi di Milano-Bicocca, Italy), David Mora (Universidad del Bío-Bío, Chile)


4A6 Contributed Talk 8
August 17 (Thu) 10:00~12:00 B111
Chair(s): Alina Chertock (North Carolina State U.)
4A6-1
10:00~10:20
Unfitted Trefftz discontinuous Galerkin methods for elliptic boundary value problems
Fabian Heimann, Christoph Lehrenfeld, Paul Stocker (Georg-August-Universität Göttingen, Germany), Henry von Wahl* (University of Vienna, Austria)
4A6-2
10:20~10:40
Comparison of preconditioning techniques using spectral/hp element methods for complex geometries
Parv Khurana* (McLaren Racing Limited, Imperial College London, United Kingdom), Spencer J. Sherwin (Imperial College London, United Kingdom), Julien Hoessler, Francesco Bottone (McLaren Racing Limited, United Kingdom), David Moxey (King's College London, United Kingdom)
4A6-3
10:40~11:00
Block Finite Difference Schemes and Their Relations to Discontinuous Galerkin Methods
Adi Ditkowski*, Anne Le Blanc (Tel Aviv University, Israel)
4A6-4
11:00~11:20
Adaptive High-Order A-WENO Schemes Based on a New Local Smoothness Indicator
Alina Chertock* (North Carolina State University, United States), Shaoshuai Chu, Alexander Kurganov (Southern University of Science and Technology, China)
4A6-5
11:20~11:40
Stable Riemann inflow boundary conditions for embedded DG compressible flow simulations
Ganlin Lyu* (Imperial College London, United Kingdom), Chao Chen, Xi Du (Beijing Aircraft Technology Research Institute of COMAC, China), Spencer J. Sherwin (Imperial College London, United Kingdom)
4A6-6
11:40~12:00
Legendre spectral projection method for solving system of n-th order integro-differential equations with Cauchy kernel
Arnab Kayal*, Moumita Mandal (Indian Institute of Technology Jodhpur, India)


PL7 Plenary Talk
August 17 (Thu) 14:00~14:45 B126
Chair(s): Jie Shen (Purdue U.)
PL7-1
14:00~14:45
Recent Progress on Qk Spectral Element Method: Accuracy, Monotonicity and Applications
Xiangxiong Zhang* (Purdue University, United States)


4B1 MS17 Recent advances in boundary integral methods: algorithms, applications, and theory
August 17 (Thu) 15:00~16:30 B126
Organizer(s): Fredrik Fryklund (New York University), Samuel Potter (New York University)
Chair(s): Samuel Potter (New York U.)
4B1-1
15:00~15:30
Quadrature for fast multipole accelerated boundary elements for Laplace and Helmholtz layer potentials
Shoken Kaneko*, Nail A Gumerov, Ramani Duraiswami (University of Maryland, College Park, United States)
4B1-2
15:30~16:00
Accurate approximation of layer potentials evaluated near surfaces of spherical topology
David Krantz*, Anna-Karin Tornberg (KTH Royal Institute of Technology, Sweden)
4B1-3
16:00~16:30
A High-Order Close Evaluation Scheme of Helmholtz Layer Potentials in 3D
Hai Zhu, Shidong Jiang* (Flatiron Institute, United States)


4B2 MS14 High Order Methods for PDEs with Singular or Oscillatory Solutions
August 17 (Thu) 15:00~16:30 B110
Organizer(s): Li-Lian Wang (Nanyang Technological University), Yongyong Cai (Beijing Normal University)
Chair(s): Yongyong Cai (Beijing Normal U.)
4B2-1
15:00~15:30
Numerical study of the logarithmic Schrödinger equation with repulsive harmonic potential
Remi Carles (Univ Rennes, France), Chunmei Su* (Tsinghua University, China)
4B2-2
15:30~16:00
An efficient spectral method for singular problems and singularly perturbed problems
Sheng Chen* (Beijing Normal University, China)
4B2-3
16:00~16:30
A high-accuracy and efficient numerical method for computing quasiperiodic systems
Kai Jiang* (Xiangtan University, China)


4B3 MS6 Towards Practical High-Order Methods for Unsteady High-Fidelity Computational Fluid Dynamics
August 17 (Thu) 15:00~16:30 B145
Organizer(s): Brian Vermeire (Concordia University), David Del Rey Fernandez (The University of Waterloo), Siva Nadarajah (McGill University)
Chair(s): David Del Rey Fernandez (U. Waterloo)
4B3-1
15:00~15:30
Strongly imposed Dirichlet boundary conditions combined with high-order SBP operators
Anita Gjesteland* (University of Bergen, Norway), David Del Rey Fernandez (University of Waterloo, Canada), Magnus Svärd (University of Bergen, Norway)
4B3-2
15:30~16:00
High-order hp Discontinuous Galerkin methods forscale-resolving simulations of compressible turbulent flows
Jean-Baptiste Chapelier* (ONERA, France)
4B3-3
16:00~16:30
Industry-relevant implicit LES via spectral/hp element methods
Gianmarco Mengaldo* (National University of Singapore, Singapore)


4B4 MS13 High-order methods for wave propagation problems
August 17 (Thu) 15:00~16:30 B146
Organizer(s): Axel Modave (CNRS - Institut Polytechnique de Paris), Theophile Chaumont-Frelet (INRIA - Cote d'Azur University)
Chair(s): Axel Modave (CNRS-ENSTA Paris)
4B4-1
15:00~15:30
Space-time ultra-weak discontinuous Galerkin method for the Schrödinger equation
Sergio Alejandro Gomez Macias*, Andrea Moiola (University of Pavia, Italy)
4B4-2
15:30~16:00
Frequency-explicit a posteriori error estimates for discontinuous Galerkin discretizations of Maxwell’s equations
Theophile Chaumont-Frelet (Inria, France), Patrick Vega* (Pontificia Universidad Católica de Valparaíso, Chile)
4B4-3
16:00~16:30
wavenumber-explicit convergence analysis for the time-harmonic elastic wave equation
Fleurianne Bertrand (Technische Universitaet Chemnitz, Germany), Theophile Chaumont-Frelet (Inria, France), Markus Melenk* (TU Wien, Austria), Serge Nicaise (Universite polytechnique Hauts-de-France, France)


4B5 MS8 Recent Advances in High-Order Discontinuous Finite Element Methods
August 17 (Thu) 15:00~16:30 B147
Organizer(s): Tamas Horvath (Oakland University), Tan Bui-Thanh (The University of Texas at Austin), Shinhoo Kang (Argonne National Laboratory), Jau-Uei Chen (The University of Texas at Austin)
Chair(s): Tamas Horvath (Oakland U.)
4B5-1
15:00~15:30
Mesh Adaptation Using Metric-Conforming Node Movement for High-Order Discontinuous Finite Elements
Krzysztof Fidkowski* (University of Michigan, United States)
4B5-2
15:30~16:00
Learning Subgrid-scale Models in Discontinuous Galerkin methods with Neural Ordinary Differential Equations
Shinhoo Kang*, Emil M. Constantinescu (Argonne National Laboratory, United States)
4B5-3
16:00~16:30
A Divergence-Conforming E-HDG Method for the Linearized Incompressible Resistive MHD equations
JAU-UEI CHEN* (University of Texas at Austin, United States), Tamas Horvath (Oakland University, United States), Tan Bui-Thanh (University of Texas at Austin, United States)


4C1 MS17 Recent advances in boundary integral methods: algorithms, applications, and theory
August 17 (Thu) 17:00~18:30 B126
Organizer(s): Fredrik Fryklund (New York University), Samuel Potter (New York University)
Chair(s): Fredrik Fryklund (New York U.)
4C1-1
17:00~17:30
An Integral Equation Method for a Broad Class of Elliptic PDEs on Surfaces
Tristan Goodwill*, Mike O'Neil (Courant Institute of Mathematical Sciences, United States)
4C1-2
17:30~18:00
An FMM accelerated Poisson Solver forComplicated Geometries in R3 Using FunctionExtension
Fredrik Fryklund*, Leslie Greengard (New York University, United States), Charles Epstein, Shidong Jiang (Flatiron Institute, United States)
4C1-3
18:00~18:30
A multilevel butterfly-accelerated solver for high-frequency multiple scattering in two dimensions
Samuel F Potter* (Courant Institute of Mathematical Sciences, United States), Leslie Greengard (Flatiron Institute Center for Computational Mathematics, United States), Michael O'Neil (Courant Institute of Mathematical Sciences, United States)


4C2 MS14 High Order Methods for PDEs with Singular or Oscillatory Solutions
August 17 (Thu) 17:00~18:30 B110
Organizer(s): Li-Lian Wang (Nanyang Technological University), Yongyong Cai (Beijing Normal University)
Chair(s): Li-Lian Wang (Nanyang Tech. U.)
4C2-1
17:00~17:30
Efficient structure-preserving spectral methods for plasma simulations
Zhiguo Yang* (Shanghai Jiao Tong University, China)
4C2-2
17:30~18:00
Barycentric Interpolation Based on Equilibrium Potential
Shuhuang Xiang (Shuhuang Xiang, Professor, Central South University, China), Kelong Zhao* (Central South University, China)
4C2-3
18:00~18:30
A characteristic-spectral-mixed scheme for six-dimensional Wigner-Coulomb dynamics
Sihong Shao* (Peking University, China)


4C3 Contributed Talk 9
August 17 (Thu) 17:00~18:30 B145
Chair(s): Siyang Wang (Umea U.)
4C3-1
17:00~17:20
Solution-Acceleration of High-Order Solvers via Hybridization for Stiff Partial Differential Equations
Carlos Pereira*, Brian Vermeire (Concordia University, Canada)
4C3-2
17:20~17:40
A stable and fourth order accurate finite difference - discontinuous Galerkin method for the wave equation in second order form
Siyang Wang* (Umeå University, Sweden)
4C3-3
17:40~18:00
Spectral element boundary layer preconditioners for 2D elliptic problems on non-smooth domains.
Sonia Jangra*, Akhlaq Husain (BML Munjal University Gurgaon India, India), Subhashree Mohapatra (Indraprastha Institute of Information Technology, New Delhi, India, India)
4C3-4
18:00~18:20
Some Polygonal Solutions of the Schrödinger Map
Sandeep Kumar* (CUNEF University, Spain)


4C4 Contributed Talk 10
August 17 (Thu) 17:00~18:30 B146
Chair(s): Kaloyan Svetlozarov Kirilov (Imperial C. London)
4C4-1
17:00~17:20
Industrial Applications of the Sub-Stepping Velocity Splitting Scheme for Implicit LES
Alexandra Liosi, Spencer Sherwin* (Imperial College London, United Kingdom), Julien Hoessler, Francesco Bottone (McLaren Racing Ltd, United Kingdom)
4C4-2
15:70~17:40
Mesh quality and geometrical accuracy for curvilinear isoparametric meshes and their effects on the solution with industrial applications
Kaloyan Svetlozarov Kirilov*, Joaquim Peiro, Jingtian Zhou (Imperial College London, United Kingdom), Mashy D Green, David Moxey (King's College London, United Kingdom)
4C4-3
17:40~18:00
Partial Newton-correction method with an augmented singular transform for finding multiple solutions to nonlinear Schrödinger systems 
Peipei Wang, zhaoxiang Li* (Shanghai Normal University, China)
4C4-4
18:00-18:20
Numerical simulation of flow over asymmetric airfoils using an IMERSPEC methodology
Mariana Villela (Federal university of Pernambuco, Brazil), Felipe Pamplona Mariano* (Federal University of Goias, Brazil), Laura Augusta Vasconcelos De Albuquerque (Federal University of Pernambuco, Brazil)


4C5 MS8 Recent Advances in High-Order Discontinuous Finite Element Methods
August 17 (Thu) 17:00~18:30 B147
Organizer(s): Tamas Horvath (Oakland University), Tan Bui-Thanh (The University of Texas at Austin), Shinhoo Kang (Argonne National Laboratory), Jau-Uei Chen (The University of Texas at Austin)
Chair(s): Shinhoo Kang (Argonne NL.)
4C5-1
17:00~17:30
Multiscale Modeling Framework for Compressible Euler Equations with Application to Atmospheric Flows
Soonpil Kang* (Naval Postgraduate School, United States), James F. Kelly (U.S. Naval Research Laboratory, United States), Francis X. Giraldo (Naval Postgraduate School, United States)
4C5-2
17:30~18:00
Staggered DG methods for the biharmonic equation 
Lina Zhao (City University of Hong Kong, Hong Kong), Wonjong Kim, Eun-Jae Park* (Yonsei University, Korea)
4C5-3
18:00~18:30
Space-time embedded/hybridized DG for the Navier-Stokes problem 
Tamas Horvath* (Oakland University, United States), Sander Rhebergen (University of Waterloo, Canada)


PO Poster Session
August 17 (Thu) 18:00~18:45 B132
PO-1
18:00~18:50
A new type of simplified inverse Lax-Wendroff boundary treatment for hyperbolic conservation laws
Shihao Liu (University of Science and Technology of China, China), Tingting Li (Henan University, China), Ziqiang Cheng (Hefei University of Technology, China), Yan Jiang* (University of Science and Technology of China, China), Chi-Wang Shu (Brown University, United States), Mengping Zhang (University of Science and Technology of China, China)
PO-2
18:00~18:50
Comparison of implicit-explicit Runge-Kutta time integration schemes for the 2d magnetohydrodynamics spectral-Petrov-Galerkin numerical solver
Anna Piterskaya*, Mikael Mortensen (University of Oslo, Norway)
PO-3
18:00~18:50
Development of Runge-Kutta discontinuous Galerkin method with a weighted essentially non-oscillatory type limiter based on the non-polynomial finite element space
Kyungrok Lee (Yonsei University, Korea), Hyoseon Yang* (Kyung Hee University, Korea)
PO-4
18:00~18:50
Energy saving of residential building with the application of water source and geothermal source
Junyong Kim* (Korea university, Korea)
PO-5
18:00~18:50
A three-dimensional NEGF approach for quantum transport in a nanodevice with multi-shell quantum dots
Uranchimeg Dorligjav* (Yonsei University, Korea)
PO-6
18:00~18:50
Vector finite element analysis of 3D electromagnetic wave scattering problem
Hyesun Na* (Yonsei University, Korea)
PO-7
18:00~18:50
High-order Expanded Staggered Discontinuous Galerkin Methods for Parabolic Equation
Nhung Hong Do* (Yonsei University, Korea)
PO-8
18:00~18:50
Simulations of Defects in the Landau-de Gennes energy in a cylindricaldomain
He Jin, Jinhae Park* (Chungnam National University, Korea)
PO-9
18:00~18:50
High-Order Methods to Compute the White Matter Fiber Direction Using Excitation Time Map: Part I: Data Extraction and Interpolation
Youngwoo Kim* (Yonsei University, Korea), Paul Fischer (University of Illinois, United States), Misun Min (Argonne National Laboratory, United States), Hae Jeong Park (College of Medicine, Yonsei University, Korea), Sehun Chun (Yonsei University, Korea)


PL8 Plenary Talk
August 18 (Fri) 09:00~09:45 B126
Chair(s): Jae-Hun Jung (POSTECH)
PL8-1
09:00~09:45
Efficient numerical algorithms for a class of highly nonlinear gradient-flow models and its application to the flow-coupled anisotropic dendritic solidification  
Xiaofeng Yang* (University of South Carolina, United States)


5A1 MS22 High-order CFD Methods and Software for High-performance Computing
August 18 (Fri) 10:00~12:00 B126
Organizer(s): Hojun You (Sejong University), Jin Seok Park (Inha University)
Chair(s): Hojun You (Sejong U.)
5A1-1
10:00~10:30
Simulating Unsteady Flow over Low-Reynolds-Number Airfoil with Separation Bubble by PyFR
Hyunbin Kang, Hyeonuk Yang, Donguk Kim, Jin Seok Park*, Seungsoo Lee (Inha University, Korea)
5A1-2
10:30~11:00
Robustness and Efficiency in High-Order Discontinuous Finite Elements through Hybridization and Adaptation
Krzysztof Fidkowski* (University of Michigan, United States)
5A1-3
11:00~11:30
Finite Volume Method for Level Set Equations on Polyhedral Meshes
Jooyoung Hahn*, Karol Mikula, Peter Frolkovi\v{c} (Slovak University of Technology in Bratislava, Slovakia)
5A1-4
11:30~12:00
High Order Wall-Modeled Large Eddy Simulation of Complex Configurations
Zhi Jian Wang* (Kansas University, United States)


5A2 MS11 Hybrid High-Order Methods
August 18 (Fri) 10:00~12:00 B110
Organizer(s): Carsten Carstensen (Humboldt)
Chair(s): Carsten Carstensen (Humboldt U.)
5A2-1
10:00~10:30
Convergent adaptive hybrid higher-order schemes for convex minimization
Carsten Carstensen* (Humboldt, Germany)
5A2-2
10:30~11:00
Comparison of guaranteed lower eigenvalue bounds with three skeletal methods
Emilie Pirch (Friedrich-Schiller-Universität Jena, Germany), Carsten Carstensen*, Benedikt Grässle (Humboldt-Universität zu Berlin, Germany)
5A2-3
11:00~11:30
A posteriori error control for HHO with stabilization-free and efficient guaranteed upper bounds
Carsten Carstensen* (Humboldt, Germany), Benedikt Graessle (Humboldt-Universität zu Berlin, Germany), Ngoc Tien Tran (Friedrich-Schiller-Universität Jena, Germany)
5A2-4
11:30~12:00
Explicit Hybrid High-Order (HHO) methods for non-linear dynamic equations
Morgane Steins* (Université Paris-Saclay / CEA (SEMT), France)


5A3 MS6 Towards Practical High-Order Methods for Unsteady High-Fidelity Computational Fluid Dynamics
August 18 (Fri) 10:00~12:00 B145
Organizer(s): Brian Vermeire (Concordia University), David Del Rey Fernandez (The University of Waterloo), Siva Nadarajah (McGill University)
Chair(s): Siva Nadarajah (McGill U.)
5A3-1
10:00~10:30
Limiting techniques for high order, entropy stable, and positivity-preserving discontinuous Galerkin discretizations
Yimin Lin*, Jesse Chan (Rice University, United States)
5A3-2
10:30~11:00
Adapting Sub-Grid Scale Models for Nonlinearly Stable Flux Reconstruction
Julien Brillon, Siva Nadarajah* (McGill University, Canada)
5A3-3
11:00~11:30
Discontinuous Capturing Schemes for LOX/GH2 Liquid Rocket Engine Combustor Simulations by Flux-Reconstruction Method
Takanori Haga* (Japan Aerospace Exploration Agency, Japan)
5A3-4
11:30~12:00
Solver Optimized ESDIRK Schemes for Entropy Stable Spectral Collocation
Mark H Carpenter* (NASA Langley Research Center, United States), Chris A Kennedy (Private Consultant, Palo Alto CA, United States)


5A4 MS24 Tensor networks and compositional functions for high-dimensional approximation
August 18 (Fri) 10:00~12:00 B146
Organizer(s): Philipp Trunschke (Nantes Universite), Martin Eigel (WIAS Berlin), Anthony Nouy (Nantes Universite)
Chair(s): Philipp Trunschke (Nantes U.)
5A4-1
10:00~10:30
Existence and uniqueness for dynamical low-rank approximations approximations to high-dimensional parabolic problems 
Henrik Eisenmann*, Markus Bachmayr (RWTH Aachen, Germany), André Uschmajew (Universität Augsburg, Germany)
5A4-2
10:30~11:00
Leveraging multilevel low-rank structure for the adaptive numerical solution of PDEs
Vladimir Kazeev* (University of Vienna, Austria)
5A4-3
11:00~11:30
Approximation Theory of Tree Tensor Networks
Mazen Ali* (Fraunhofer ITWM, Germany)


5A5 MS9 Recent advances of novel high order accurate methods for conservation laws
August 18 (Fri) 10:00~12:00 B147
Organizer(s): Xiangxiong Zhang (Purdue University), Chi-Wang Shu (Brown University)
Chair(s): Xiangxiong Zhang (Purdue U.)
5A5-1
10:00~10:30
An efficient nonsmooth global optimization-based bound-preserving approach for time-dependent problems
Xiangxiong Zhang* (Purdue University, United States)
5A5-2
10:30~11:00
Discussion on Splitting Boundary Condition for Collision-Based Hybrid Methods for Kinetic Transport Equation
Zheng Chen* (University of Massachusetts, Dartmouth, United States)
5A5-3
11:00~11:30
Cell-average based neural network method for time dependent PDEs
Jue Yan* (Iowa State University, United States)
5A5-4
11:30~12:00
A learned conservative semi-Lagrangian finite volume scheme for transport simulations
Yongsheng Chen ( Zhejiang University, China), Wei Guo* (Texas Tech University, United States), Xinghui Zhong ( Zhejiang University, China)


5A6 Contributed Talk 11
August 18 (Fri) 10:00~12:00 B111
Chair(s): Duy Phan Duc (U. Innsbruck)
5A6-1
10:00~10:20
Underdetermined Fourier Extension Methods for Partial Differential Equations on Surfaces
Daniel Robert Venn*, Steven Ruuth (Simon Fraser University, Canada)
5A6-2
10:20~10:40
Edge adaptive schemes and machine learning for high-accuracy finite volume schemes
Agustin Somacal*, Albert Cohen (Sorbonne Université, France), Olga Mula (Eindhoven University of Technonlogy, Netherlands)
5A6-3
10:40~11:00
Mesh adaptivity for global stability analysis of transitional flows
Daniele Massaro*, Valerio Lupi, Adam Peplinski, Philipp Schlatter (KTH Royal Institute of Technology, Sweden)
5A6-4
11:00~11:20
An alternative equilibration strategy for the curl-curl problem
Theophile Chaumont-Frelet* (Inria, France)
5A6-5
11:20~11:40
A modified splitting method for semilinear damped wave equations 
Duy Phan Duc*, Alexander Ostermann (University of Innsbruck, Austria)
5A6-6
11:40~12:00
A Higher Order Parameter Uniform Schwarz WaveformRelaxation Method for Singularly Perturbed FourthOrder Differential Equation 
AAKANSHA AAKANSHA* (Indian Institute of Technology (Banaras Hindu University), India)


5B1 MS22 High-order CFD Methods and Software for High-performance Computing
August 18 (Fri) 14:00~16:00 B126
Organizer(s): Hojun You (Sejong University), Jin Seok Park (Inha University)
Chair(s): Jin Seok Park (Inha U.)
5B1-1
14:00~14:30
Towards high-fidelity industrial fluid dynamics simulations at high-order
David Moxey* (King's College London, United Kingdom), Chris Cantwell, Giacomo Castiglioni, Spencer Sherwin (Imperial College London, United Kingdom)
5B1-2
14:30~15:00
High-order Simulation of Hypersonic Thermo-chemical Equilibrium Flows Using Deneb
Dongseok Kim, Juhyun Kim (Seoul National University, Korea), Hojun You* (Sejong University, Korea), Chongam Kim (Seoul National University, Korea)
5B1-3
15:00~15:30
Towards a 3D Higher-Order Finite Volume Solver for RANS Equations
Ehsan Mirzaee*, Carl Frederick Ollivier-Gooch (University of British Columbia, Canada)
5B1-4
15:30~16:00
Discontinuous Galerkin and Flux Reconstruction Methods for ODE 
H. T, Huynh* (NASA Glenn Research Center, United States)


5B2 MS14 High Order Methods for PDEs with Singular or Oscillatory Solutions
August 18 (Fri) 14:00~16:00 B110
Organizer(s): Li-Lian Wang (Nanyang Technological University), Yongyong Cai (Beijing Normal University)
Chair(s): Yongyong Cai (Beijing Normal U.)
5B2-1
14:00~14:30
An Over-Penalized Weak Galerkin Method for Parabolic Interface Problems with Time-dependent Coefficients
Lunji Song*, Wenya Qi (Lanzhou University, China)
5B2-2
14:30~15:00
Spectral Methods for Some Singular Eigenvalue  Problems
Huiyuan Li* (Institute of Software, Chinese Academy of Sciences, China, China)
5B2-3
15:00~15:30
Error estimates of regularized numerical methods for the logarithmic Schrödinger equation
Weizhu Bao* (National University of Singapore, Singapore)
5B2-4
15:30~16:00
Data driven nested quadrature for polynomial chaos-based uncertainty quantification
Ling Guo* (Shanghai Normal University, China)


5B3 MS24 Tensor networks and compositional functions for high-dimensional approximation
August 18 (Fri) 14:00~16:00 B145
Organizer(s): Philipp Trunschke (Nantes Universite), Martin Eigel (WIAS Berlin), Anthony Nouy (Nantes Universite)
Chair(s): Martin Eigel (WIAS)
5B3-1
14:00~14:30
Spectral operator surrogates
Jakob Zech* (Heidelberg University, Germany)
5B3-2
14:30~15:00
Low-rank tensor approximation of continuous functions
Michael Griebel* (University of Bonn, Germany), Helmut Harbrecht (University of Basel, Switzerland), Reinhold Schneider (Technical University of Berlin, Germany)
5B3-3
15:00~15:30
Weighted sparse and low-rank least squares approximation
Martin Eigel (WIAS Berlin, Germany), Anthony Nouy, Philipp Trunschke* (Nantes Université, France)
5B3-4
15:30~16:00
SoTT: greedy approximation as a sum of tensor trains.
Damiano Lombardi* (Inria Paris, France), Virginie Ehrlacher (ENPC Paristech, France), Maria Fuente (Inria , France)


5B4 MS19 High Accuracy Methods for Complex Systems
August 18 (Fri) 14:00~16:00 B146
Organizer(s): Yoonsang Lee (Dartmouth College), Tongtong Li (Dartmouth College)
Chair(s): Yoonsang Lee (Dartmouth C.)
5B4-1
14:00~14:30
A locking-free mixed enriched Galerkin method of arbitrary order for linear elasticity using the stress-displacement formulation
Zhongshu Zhao, Hui Peng (Shanghai Jiaotong University, China), Qilong Zhai (Jilin University, China), Qian Zhang* (Michigan Tech University, United States)
5B4-2
14:30~15:00
Preconditioners of Reduced Complexity for Vector Field Problems
Duk-Soon Oh* (Chungnam National University, Korea)
5B4-3
15:00~15:30
DG methods for Maxwell's equations in Lorentz-Kerr-Raman medium without nonlinear solve
Maohui Lyu* (Academy of Mathematics and System Sciences, Chinese Academy of Science, Beijing, China), Fengyan Li (Rensselaer Polytechnic Institute, United States)
5B4-4
15:30~16:00
Data Assimilation for Discontinuous State Variables
Tongtong Li*, Yoonsang Lee, Anne Gelb (Dartmouth College, United States)


5B5 MS9 Recent advances of novel high order accurate methods for conservation laws
August 18 (Fri) 14:00~16:00 B147
Organizer(s): Xiangxiong Zhang (Purdue University), Chi-Wang Shu (Brown University)
Chair(s): Xiangxiong Zhang (Purdue U.)
5B5-1
14:00~14:30
An Energy-Based Discontinuous Galerkin Method withTame CFL Numbers for the Wave Equation
Daniel Appelo* (Michigan State University, United States), Lu Zhang (Columbia University, United States), Thomas Hagstrom (Southern Methodist University, United States), Fengyan Li (Rensselaer Polytechnic Institute, United States)
5B5-2
14:30~15:00
Discontinuous Galerkin methods for network patterning phase-field models
Yuan Liu (Wichita State University, United States), Lei Yang, Yan Jiang*, Mengping Zhang (University of Science and Technology of China, China)
5B5-3
15:00~15:30
Local variation based ENO type polynomial reconstruction for high order finite volume methods
zhengfu xu* (Michigan Technological University, United States)


5B6 [Cancelled] MS12 Recent Advances in Non-Traditional Spectral Methods
August 18 (Fri) 14:00~16:00 B111
Organizer(s): Huiyuan Li (Institute of Software, Chinese Academy of Sciences, China), Zhongqing Wang (University of Shanghai for Science and Technology, China), Lijun Yi (Shanghai Normal University, China)
5B6-1
14:00~14:30
Discontinuous piecewise polynomial collocation methods for integral-algebraic equations of Hessenberg type
Hecong Gao, Hui Liang* (Harbin Institute of Technology, Shenzhen, China)
5B6-2
14:30~15:00
Error analysis of high-precision algorithms for wormhole model 
Xiaoli Li, Hongxing Rui* (Shandong University, China)
5B6-3
15:00~15:30
A unified fast stepping method for fractional operators
Fanhai Zeng* (Shandong University, China)
5B6-4
15:30~16:00
Fully discrete Spectral-Galerkin scheme for a ternaryAllen–Cahn type mass-conserved Nakazawa–Ohta phase-fieldmodel for triblock copolymers
Jun Zhang* (Guizhou University of Finance and Economics, China)


5C1 MS8 Recent Advances in High-Order Discontinuous Finite Element Methods
August 18 (Fri) 16:30~18:00 B126
Organizer(s): Tamas Horvath (Oakland University), Tan Bui-Thanh (The University of Texas at Austin), Shinhoo Kang (Argonne National Laboratory), Jau-Uei Chen (The University of Texas at Austin)
Chair(s): Tamas Horvath (Oakland U.)
5C1-1
16:30~17:00
Pressure-robust staggered DG methods for the Navier-Stokes equations
Eric Chung* (The Chinese University of Hong Kong, Hong Kong), Lina Zhao (City University of Hong Kong, Hong Kong), Eun-Jae Park (Yonsei University, Korea)
5C1-2
17:00~17:30
Relative acceleration of orthonormal basis vectors for a cardiac conduction block on 2D general curved surfaces
Sehun Chun* (Yonsei University, Korea)
5C1-3
17:30~18:00
Spectral Element Methods for Multiphysics Transport Problems
Misun Min* (Argonne National Laboratory, United States)


5C2 MS14 High Order Methods for PDEs with Singular or Oscillatory Solutions
August 18 (Fri) 16:30~18:00 B110
Organizer(s): Li-Lian Wang (Nanyang Technological University), Yongyong Cai (Beijing Normal University)
Chair(s): Li-Lian Wang (Nanyang Tech. U.)
5C2-1
16:30~17:00
A new Lagrange multiplier approach for constructing positivity/bound/length preserving schemes 
JIE SHEN* (Purdue University, United States)
5C2-2
17:00~17:30
A new take on Strang splitting
Karolina Kropielnicka* (Polish Academy of Scciences, Poland), Juan Del Valle (University of Gdansk, Poland)
5C2-3
17:30~18:00
From Duhamel formula to  fourth-order exponential splitting methods
Juan Del Valle* (University of Gdansk, Poland), Karolina Kropielnicka (Polish Academy of Sciences, Warsaw, Poland, Poland)


5C3 MS16 Numerical Methods for Problems in Continuum Mechanics and Related Applications
August 18 (Fri) 16:30~18:00 B145
Organizer(s): David Mora (Universidad del Bio-Bio), Ricardo Ruiz-Baier (Monash University)
Chair(s): David Mora (U. del Bio-Bio)
5C3-1
16:30~17:00
A Banach spaces-based fully-mixed formulation for the Navier–Stokes/Darcy coupled problem
Sergio Caucao (Universidad Católica de la Santísima Concepción, Chile), Ricardo Oyarzúa (Universidad del Bío-Bío, Chile), Segundo Villa Fuentes* (Monash University, Australia)
5C3-2
17:00~17:30
A conforming and divergence-free approximation for the pseudostress-based formulation of the Stokes problem
Jessika Camaño* (Universidad Católica de la Santísima Concepción, Chile), Ricardo Oyarzúa (Universidad del Bío-Bío, Chile)
5C3-3
17:30~18:00
Finite element method for the Navier--Stokes equations with variable viscosity
Verónica Anaya*, Ruben Caraballo (Universidad del Bío-Bío, Chile), Ricardo Ruiz-Baier (Monash University, Australia), Hector Torres (Universidad de La Serena, Chile)


5C4 MS19 High Accuracy Methods for Complex Systems
August 18 (Fri) 16:30~18:00 B146
Organizer(s): Yoonsang Lee (Dartmouth College), Tongtong Li (Dartmouth College)
Chair(s): Yoonsang Lee (Dartmouth C.)
5C4-1
16:30~17:00
Bayesian deep learning for uncertainty quantification
Minseok Choi*, Jeahan Jung (POSTECH, Korea)
5C4-2
17:00~17:30
Tracer Prediction and Uncertainty Quantification in Simplified Stochastic Geophysical Models
Mustafa Mohamad* (University of Calgary, Canada)