A RIMS Symposium (open)
Numerical Analysis for Future Information Society: from Edge to Fugaku
October 12th– October 14th, 2022
Masukawa Hall, Kyoto University
October 12th (Wed)
Session 1: 13:00-14:20 (Chair: Reiji Suda)
- h3-Open-BDEC: Innovative Supercomuting by Integration of (Simulation+Data+Learning)
Kengo Nakajima, Shinji Sumimoto (The University of Tokyo), HIsashi Yashiro (NIED), Takashi Arakawa (CliMTech), Hiroya Matsuba (Hitachi)
- Emulating single-precision matrix multiplication on NVIDIA Tensor Cores
Hiroyuki Ootomo, Rio Yokota (Tokyo Tech)
Session 2: 14:50-16:50 (Chair: Hiroshi Fujiwara)
- Recent trends in quantifying uncertainty induced by discretization
Yuto Miyatake (Osaka University), Takeru Matsuda(RIKEN)
- A mass-preserving two-step Lagrange-Galerkin scheme for convection-diffusion problems
Hirofumi Notsu (Kanazawa University), Kouta Futai (Panasonic System Networks R&D), Niklas Kolbe (RWTH Aachen University), Tasuku Suzuki (Kanazawa University)
- Numerical analysis approach to continuous optimization
Shun Sato, Kansei Ushiyama, Takayasu Matsuo (The University of Tokyo)
October 13th (Thu)
Session 1: 9:30-11:30 (Chair: Emiko Ishiwata)
- A mathematical study on the left-right asymmetry of living organisms
Masakazu AKIYAMA (University of Toyama), Takamichi SUSHIDA (Salesian Polytechnic), Mikiko INAKI, Kenji MATSUNO (Osaka University).
- Mixed-precision and Verified Numerical Computation for Eigenvalue Decomposition
Takeshi Terao (RIKEN)
- Numerical linear algebra and linear regression analysis
Kensuke Aishima (Hosei University)
Session 2: 13:00-14:20 (Chair: Takuya Tsuchiya)
- Rigorous computation for Differential Equations and Solution Enclosures with Neural Networks
Kazuaki Tanaka (Waseda University)
- $L^\infty_t L^p_x$-error estimate for the discontinuous Galerkin time-stepping method to parabolic equations
Takahito Kashiwabara (The University of Tokyo), Tomoya Kemmmochi (Nagoya University)
Session 3: 14:50-16:50 (Chair: Keiichi Morikuni)
- Numerical and mathematical analysis for blow-up phenomena to nonlinear wave equations
Takiko Sasaki (Musashino University/Tohoku University)
- Index Reduction for Differential-Algebraic Equations via Combinatorial Relaxation
Mizuyo Takamatsu (Chuo University)
- Fast and accurate randomized algorithms in numerical linear algebra
Yuji Nakatsukasa (Oxford University)
October 14th (Fri)
Session 1: 9:30-11:30 (Chair: Kaname Matsue)
- Wave Analysis Opens the Way for NDE4.0 - Focusing on Application to Infrastructure Structures
Takahiro SAITOH (Gunma University), Kazushi KIMOTO (Okayama University)
- Recent progress in rigorous integrator for evolutionary equations
Akitoshi Takayasu (University of Tsukuba)
- $L^p$-resolvent estimates for finite element approximation of the Stokes operator
Tomoya Kemmochi (Nagoya University)
Session 2: 13:00-14:20 (Chair: Katsuhisa Ozaki)
- A projection method for eigenvalue problems of linear nonsquare matrix pencils
Keiichi Morikuni, Akira Imakura (University of Tsukuba)
- Highly Parallel and Linear Complexity Dense LU Factorization
Rio Yokota, Qianxiang Ma, Sameer Deshmukh (Tokyo Tech)
Session 3: 14:50-16:50 (Chair: Takahiro Katagiri)
- Low/Adaptive Precision Computation in Preconditioned Krylov Subspace Method
Masatoshi Kawai(The University of Tokyo), Kengo Nakajima (The University of Tokyo, Riken)
- Convergence acceleration of Krylov subspace iterative solver using error vector sampling
Takeshi Iwashita, Kota Ikehara, Hirotoshi Tamori, Takeshi Fukaya (Hokkaido University)
- An application of the splitting method for TRHEPD simulations
Shuhei Kudo, Yusaku Yamamoto (University of Electro-Communications) , Takeo Hoshi (Tottori University)