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Author

Kazumasa Fujiwara

Observed names: Fujiwara, Kazumasa, K. Fujiwara, Kazumasa FUJIWARA
Institution: Ryukoku University
Observed institutions: Ryukoku University, University of Pisa, Waseda University, Scuola Normale Superiore, Tohoku University, Keio University, Bulgarian Academy of Sciences, Ehime University, Centro di Ricerca Matematica Ennio De Giorgi, École Polytechnique Fédérale de Lausanne, Nagoya University
ORCID: 0000-0002-3796-4570
Observed ORCID: 0000-0002-3796-4570
OpenAlex ID: A5033860262
Higher Order Fractional Leibniz Rule
2017 · Kazumasa Fujiwara, Vladimir Georgiev, et al. · Journal of Fourier Analysis and Applications · 35
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Estimates of Lifespan and Blow-up Rates for the Wave Equation with a Time-dependent Damping and a Power-type Nonlinearity
2019 · Kazumasa Fujiwara, Masahiro Ikeda, et al. · Funkcialaj Ekvacioj · 30
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A test function method for evolution equations with fractional powers of the Laplace operator
2020 · M. D’Abbicco, K. Fujiwara · Nonlinear Analysis · 24
Finite time blowup of solutions to the nonlinear Schrödinger equation without gauge invariance
2016 · Kazumasa Fujiwara, Tohru Ozawa · Journal of Mathematical Physics · 18
Lifespan of strong solutions to the periodic nonlinear Schrödinger equation without gauge invariance
2016 · Kazumasa Fujiwara, Tohru Ozawa · Journal of Evolution Equations · 13
Remarks on global solutions to the Cauchy problem for semirelativistic equations with power type nonlinearity
2015 · Kazumasa Fujiwara, Tohru Ozawa · International Journal of Mathematical Analysis · 13
On global well-posedness for nonlinear semirelativistic equations in some scaling subcritical and critical cases
2019 · Kazumasa Fujiwara, Vladimir Georgiev, et al. · Journal de Mathématiques Pures et Appliquées · 10
On the Cauchy problem for a class of semilinear second order evolution equations with fractional Laplacian and damping
2021 · Kazumasa Fujiwara, Masahiro Ikeda, et al. · Nonlinear Differential Equations and Applications NoDEA · 9
Self-similar solutions to the derivative nonlinear Schrödinger equation
2019 · Kazumasa Fujiwara, Vladimir Georgiev, et al. · Journal of Differential Equations · 9
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Blow-up for self-interacting fractional Ginzburg–Landau equation
2018 · Kazumasa Fujiwara, Vladimir Georgiev, et al. · Dynamics of Partial Differential Equations · 7
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Lifespan estimates for 1d damped wave equation with zero moment initial data
2024 · Kazumasa Fujiwara, Vladimir Georgiev · Journal of Mathematical Analysis and Applications · 6
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A test function method for evolution equations with fractional powers of the Laplace operator
2020 · Fujiwara, Kazumasa, D'Abbicco, Marcello · arXiv (Cornell University) · 6
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Remark on local solvability of the Cauchy problem for semirelativistic equations
2015 · Kazumasa Fujiwara · Journal of Mathematical Analysis and Applications · 6
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Stability of the Young and Hölder inequalities
2014 · Kazumasa Fujiwara, Tohru Ozawa · Journal of Inequalities and Applications · 6
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On global existence of L2 solutions for 1D periodic NLS with quadratic nonlinearity
2021 · Kazumasa Fujiwara, Vladimir Georgiev · Journal of Mathematical Physics · 5
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Remark on a semirelativistic equation in the energy space
2015 · Tohru Ozawa, Shuji Machihara, et al. · 5
Remark on the Chain rule of fractional derivative in the Sobolev framework
2021 · Kazumasa Fujiwara · Mathematical Inequalities & Applications · 4
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Lifespan of Solutions for a Weakly Coupled System of Semilinear Heat Equations
2020 · Kazumasa FUJIWARA, Masahiro IKEDA, et al. · Tokyo Journal of Mathematics · 4
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Local well-posedness and blow-up for the half Ginzburg-Landau-Kuramoto equation with rough coefficients and potential
2019 · Luigi Forcella, Kazumasa Fujiwara, et al. · Discrete and Continuous Dynamical Systems · 4
Well-Posedness for the Cauchy Problem for a System of Semirelativistic Equations
2015 · Kazumasa Fujiwara, Shuji Machihara, et al. · Communications in Mathematical Physics · 4
On a system of semirelativistic equations in the energy space
2015 · Kazumasa Fujiwara, Shuji Machihara, et al. · Communications on Pure &amp Applied Analysis · 4
Exact remainder formula for the Young inequality and applications
2013 · Kazumasa Fujiwara, Tohru Ozawa · International Journal of Mathematical Analysis · 3
On Extended Lifespan for 1D Damped Wave Equation
2025 · Kazumasa Fujiwara, Vladimir Georgiev · Mathematical Methods in the Applied Sciences · 2
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A new class of small initial data which may shift the critical power and lifespan estimates for the classical damped wave equations
2023 · Kazumasa Fujiwara, Vladimir Georgiev · Evolution equations and control theory · 2
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The Cauchy problem of the semilinear second order evolution equation with fractional Laplacian and damping
2020 · Fujiwara, Kazumasa, Ikeda, Masahiro, et al. · arXiv (Cornell University) · 2
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Works count: 47
Citation count: 241
H-index: 9
I10-index: 7
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