Organization
Graduate School of Engineering Applied Physics 1 Assistant Professor
Graduate School
Graduate School of Engineering
Undergraduate School
School of Engineering Physical Science and Engineering
Title
Assistant Professor
KEMMOCHI Tomoya
Degree 1
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博士（数理科学） （ 2018.3 東京大学 ）
Research Interests 3
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Finite element method
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Partial differential equations
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Numerical analysis
Research Areas 1
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Natural Science / Basic mathematics
Professional Memberships 2
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The Mathematical Society of Japan
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The Japan Society for Industrial and Applied Mathematics
Committee Memberships 5
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日本応用数理学会 若手の会 幹事運営委員
2023.4
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日本応用数理学会 「JSIAM Letters」編集委員
2021.4
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日本応用数理学会 「応用数理」編集委員
2020.4 - 2023.3
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日本応用数理学会 若手の会 運営委員
2019.7 - 2023.3
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日本応用数理学会 「科学技術計算と数値解析」研究部会 運営協力者
2019.4
Awards 1
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2022.6 日本応用数理学会 不連続Galerkin時間離散化手法による離散勾配法の高精度化
剱持 智哉
Papers 17
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Migrating elastic flows Reviewed
Tomoya Kemmochi, Tatsuya Miura
Journal de Mathématiques Pures et Appliquées 2024.3
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Tensor product-type methods for solving Sylvester tensor equations Reviewed
Jing Niu, Tomohiro Sogabe, Lei Du, Tomoya Kemmochi, and Shao-Liang Zhang
Applied Mathematics and Computation 2023.11
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Shifted LOPBiCG: A locally orthogonal product-type method for solving nonsymmetric shifted linear systems based on Bi-CGSTAB Reviewed
Ren-Jie Zhao, Tomohiro Sogabe, Tomoya Kemmochi, Shao-Liang Zhang
Numerical Linear Algebra with Applications 2023.10
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A structure-preserving numerical method for the fourth-order geometric evolution equations for planar curves. Reviewed
Eiji Miyazaki, Tomoya Kemmochi, Tomohiro Sogabe & Shao-Liang Zhang
Commun. Math. Res. 2023.4
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Tomoya Kemmochi, Shun Sato
BIT Vol. 62 ( 3 ) page： 903 - 930 2022.1
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Computing the matrix fractional power with the double exponential formula Reviewed
Fuminori Tatsuoka, Tomohiro Sogabe, Yuto Miyatake, Tomoya Kemmochi, Shao-Liang Zhang
ETNA - Electronic Transactions on Numerical Analysis Vol. 54 page： 558 - 580 2021.9
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On a transformation of the ∗-congruence Sylvester equation for the least squares optimization Reviewed
Yuki Satake, Tomohiro Sogabe, Tomoya Kemmochi, and Shao-Liang Zhang
Optimization Methods and Software Vol. 35 ( 5 ) page： 974 - 981 2020.5
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Stability, analyticity, and maximal regularity for parabolic finite element problems on smooth domains Reviewed
Takahito Kashiwabara, Tomoya Kemmochi
Mathematics of Computation 2020.1
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Takahito Kashiwabara, Tomoya Kemmochi
Numerische Mathematik Vol. 144 page： 553 - 584 2020.1
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Modified Strang splitting for semilinear parabolic problems Reviewed
Kosuke Nakano, Tomoya Kemmochi, Yuto Miyatake, Tomohiro Sogabe, Shao-Liang Zhang
JSIAM Letters Vol. 11 page： 77 - 80 2019.12
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Numerical Analysis of the Allen-Cahn Equation with Coarse Meshes Reviewed
Tomoya Kemmochi
Journal of Mathematical Research with Applications Vol. 39 ( 6 ) page： 709-717 2019.11
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Relation between the T-congruence Sylvester equation and the generalized Sylvester equation Reviewed
Yuki Satake, Masaya Oozawa, Tomohiro Sogabe, Yuto Miyatake, Tomoya Kemmochi, and Shao-Liang Zhang
Applied Mathematics Letters Vol. 96 page： 7 - 13 2019.10
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On the finite element approximation for non-stationary saddle-point problems Reviewed
Tomoya Kemmochi
Japan Journal of Industrial and Applied Mathematics Vol. 35 ( 2 ) page： 423-439 2018.7
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Energy dissipative numerical schemes for gradient flows of planar curves Reviewed
Tomoya Kemmochi
BIT Numerical Mathematics Vol. 57 ( 4 ) page： 991-1017 2017.12
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Numerical analysis of elastica with obstacle and adhesion effects Reviewed
Tomoya Kemmochi
Applicable Analysis page： 1 2017.12
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Discrete maximal regularity and the finite element method for parabolic equations Reviewed
Tomoya Kemmochi, Norikazu Saito
Numerische Mathematik Vol. 138 ( 4 ) page： 905 2017.11
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Discrete maximal regularity for abstract Cauchy problems Reviewed
Tomoya Kemmochi
Studia Mathematica Vol. 234 ( 3 ) page： 241-263 2016
MISC 4
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On a transformation of the (*)-congruence Sylvester equation for the least squares optimization Reviewed
Satake Yuki, Sogabe Tomohiro, Kemmochi Tomoya, Zhang Shao-Liang
OPTIMIZATION METHODS & SOFTWARE 2020.3
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Pointwise error estimates of linear finite element method for Neumann boundary value problems in a smooth domain Reviewed
Kashiwabara Takahito, Kemmochi Tomoya
NUMERISCHE MATHEMATIK Vol. 144 ( 3 ) page： 553-584 2020.3
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Relation between the T-congruence Sylvester equation and the generalized Sylvester equation Reviewed
Satake Yuki, Oozawa Masaya, Sogabe Tomohiro, Miyatake Yuto, Kemmochi Tomoya, Zhang Shao-Liang
APPLIED MATHEMATICS LETTERS Vol. 96 page： 7-13 2019.10
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Modified Strang splitting for semilinear parabolic problems Reviewed
Nakano Kosuke, Kemmochi Tomoya, Miyatake Yuto, Sogabe Tomohiro, Zhang Shao-Liang
JSIAM LETTERS Vol. 11 page： 77-80 2019
Presentations 37
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Structure-preserving numerical methods for gradient flows of planar closed curves International conference
Tomoya Kemmochi
ICIAM2023 2023.8.24
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剱持 智哉
日本応用数理学会 第19回 研究部会連合発表会 2023.3.9
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剱持 智哉
2022年度応用数学合同研究集会 2022.12.17
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$L^p$-resolvent estimate for finite element approximation of the Stokes operator. Invited International conference
Tomoya Kemmochi
基础论坛 第233期 2022.12.7 the Institute of Fundamental and Frontier Sciences, the University of Electronic Science and Technology of China
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Higher-order discrete gradient methods by discontinuous Galerkin time-stepping methods Invited International conference
Tomoya Kemmochi
JSPS seminar: Topics in computational methods for stochastic and deterministic differential equations 2022.10.24 Department of Mathematical Sciences Chalmers and University of Gothenburg
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Stokes作用素の有限要素近似に対するL^pリゾルベント評価 Invited
剱持智哉
RIMS共同研究 (公開型) 「数値解析が拓く次世代情報社会～エッジから富岳まで～」 2022.10.14
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Stokes作用素の有限要素近似に対するL^pリゾルベント評価
剱持智哉
日本数学会2022年度秋季総合分科会 2022.9.15
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偏微分方程式に対する有限要素法のL^p理論
剱持智哉
第3回若手研究交流会 2022.9.11
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Stokes作用素の有限要素近似に対するL^pリゾルベント評価
剱持智哉
日本応用数理学会2022年度年会 2022.9.8
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Stokes作用素の有限要素近似に対するL^pリゾルベント評価 Invited
剱持智哉
名古屋微分方程式セミナー 2022.6.6
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不連続Galerkin時間離散化手法による離散勾配法の高精度化 Invited
剱持智哉
第83回 京大応用数学セミナー 2021.10.26
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不連続Galerkin時間離散化手法による離散勾配法の高精度化
剱持智哉
応用数理学会2021年度年会 2021.9.9
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Cahn-Hilliard方程式に対して構造保存解法とアダプティブ有限要素法を両立させたい
剱持智哉
第2回若手研究交流会 2021.9.6
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Structure-preserving numerical methods for constrained gradient flows of planar curves Invited International conference
Tomoya Kemmochi
ZOOM online colloquium at Department of Applied Mathematics, The Hong Kong Polytechnic University 2020.9.30
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平面曲線の制約条件付き勾配流に対する構造保存数値解法 Invited
剱持智哉
数値解析セミナー #122 2020.7.21
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重調和方程式に対するC^0内部ペナルティ法の解析 Invited
剱持智哉
若手応用数学研究会
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Scalar auxiliary variable approach の紹介とその拡張 Invited
剱持智哉
RIMS共同研究 (公開型) 諸科学分野を結ぶ基礎学問としての数値解析学
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Hamilton 系に対する SAV 法
剱持智哉
日本数学会2019年度秋期総合分科会
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Hamilton 系に対する SAV 法
剱持智哉
日本応用数理学会2019年度年会
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Structure-preserving numerical scheme for the area-preserving curve shortening flow International conference
Tomoya Kemmochi
The 9th International Congress on Industrial and Applied Mathematics
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Maximum norm error estimates for linear finite element semi-discretization of parabolic problems on smooth domains Invited International conference
Tomoya Kemmochi
Conference on Mathematical, Physical and Intelligent Sciences 2019
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Hamilton 系に対する SAV 法
剱持智哉
第48回数値解析シンポジウム
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面積保存曲率流方程式に対する構造保存数値解法
剱持智哉
不連続Galerkin 有限要素法の数学理論とその周辺：これからの展開
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滑らかな領域における放物型方程式に対する有限要素法の誤差評価
剱持智哉
常微分方程式の数値解法とその周辺 2018
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Energy dissipative numerical schemes for gradient flows of planar curves Invited International conference
Tomoya Kemmochi
RIMS workshop: Analysis on Shapes of Solutions to Partial Differential Equations
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Maximum norm error estimates for the finite element approximation of parabolic problems on smooth domains Invited International conference
Tomoya Kemmochi
Workshop on Numerical Analysis for Partial Differential Equations
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Asymptotic behavior of numerical solutions for the Allen-Cahn equation with coarse meshes International conference
Tomoya Kemmochi
EASIAM 2018
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An analytic semigroup approach for DG time-stepping methods
Tomoya Kemmochi
Workshop on recent progresses in modern numerical analysis
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Energy dissipative numerical schemes for gradient flows of planar curves
Tomoya Kemmochi
EASIAM 2017
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$L^\infty$-error estimates for the finite element method of parabolic problems on domains with smooth boundaries
Tomoya Kemmochi
ECM 2017
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Error estimate for the finite element semi-discretization of the nonstationary hydrostatic Stokes equation
Tomoya Kemmochi
The 14th Japanese-German International Workshop on Mathematical Fluid Dynamics
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Discretization of maximal regularity and its application to the finite element method
Tomoya Kemmochi
The 13th Japanese-German International Workshop on Mathematical Fluid Dynamics
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Discrete maximal regularity and its application to the finite element method
Tomoya Kemmochi
IRTG seminar
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Discrete maximal regularity and the finite element method for parabolic problems
Tomoya Kemmochi
EASIAM 2016
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Numerical analysis on shapes of membranes on rippled surfaces with adhesion
Tomoya Kemmochi
The 2nd Joint Workshop of A3 Foresight Program
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Numerical analysis on shapes of membranes on rippled surfaces with adhesion
Tomoya Kemmochi
Mathematical Aspects of Surface and Interface Dynamics 10
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Discrete maximal regularity for abstract Cauchy problems and its application to the finite element method
Tomoya Kemmochi
ICIAM 2015
KAKENHI (Grants-in-Aid for Scientific Research) 3
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Analysis on singularities of higher order geometric gradient flows
Grant number：21H00990 2021.4 - 2026.3
Grants-in-Aid for Scientific Research Grant-in-Aid for Scientific Research (B)
Authorship：Coinvestigator(s)
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Finite element methods for nonlinear partial differential equations on curved domains
Grant number：19K14590 2019.4 - 2024.3
Grants-in-Aid for Scientific Research Grant-in-Aid for Early-Career Scientists
Authorship：Principal investigator
Grant amount：\4290000 （ Direct Cost: \3300000 、 Indirect Cost：\990000 ）
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離散最大正則性とその有限要素法・有限体積法への応用
2015.4 - 2018.3
科学研究費補助金 特別研究促進費
Authorship：Other
Teaching Experience (On-campus) 3
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数学2及び演習
2019
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数学1及び演習
2019
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数学2及び演習
2018