論文 - 若狭 恭平
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Decay property for nonlinear damped wave equations in one space dimension
Katayama S.,Journal of Differential Equations,404巻,(頁 279 ~ 296),2024年09月
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The lifespan estimates of classical solutions of one dimensional semilinear wave equations with characteristic weights
Kitamura S.,Journal of Mathematical Analysis and Applications,528巻,2号,2023年12月
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SMALL DATA BLOW-UP OF SEMI-LINEAR WAVE EQUATION WITH SCATTERING DISSIPATION AND TIME-DEPENDENT MASS
Ikeda M.,Evolution Equations and Control Theory,11巻,2号,(頁 515 ~ 536),2022年04月
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Lifespan estimates for 2-dimensional semilinear wave equations in asymptotically Euclidean exterior domains
Ning-An Lai, Mengyun Liu, Kyouhei Wakasa, Chengbo Wang,Journal of Functional Analysis,281巻,12号,(頁 109253 ~ ),2021年12月
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On the critical decay for the wave equation with a cubic convolution in 3D
Tanaka T.,Discrete and Continuous Dynamical Systems- Series A,41巻,10号,(頁 4545 ~ 4566),2021年10月
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Critical exponent for the wave equation with a time-dependent scale invariant damping and a cubic convolution
Ikeda M.,Journal of Differential Equations,270巻,(頁 916 ~ 946),2021年01月
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Small data blow-up for the wave equation with a time-dependent scale invariant damping and a cubic convolution for slowly decaying initial data
Masahiro Ikeda, Tomoyuki Tanaka, Kyouhei Wakasa,Nonlinear Analysis,200巻,(頁 112057 ~ ),2020年11月
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The lifespan of solutions of semilinear wave equations with the scale-invariant damping in two space dimensions
Takuto Imai, Masakazu Kato, Hiroyuki Takamura, Kyouhei Wakasa,Journal of Differential Equations,269巻,10号,(頁 8387 ~ 8424),2020年11月
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Finite time blowup of solutions to semilinear wave equation in an exterior domain
Motohiro Sobajima, Kyouhei Wakasa,Journal of Mathematical Analysis and Applications,484巻,1号,(頁 123667 ~ ),2020年04月
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The sharp lower bound of the lifespan of solutions to semilinear wave equations with low powers in two space dimensions
Takuto Imai, Masakazu Kato, Hiroyuki Takamura, Kyouhei Wakasa,K.Kato & T.Ogawa & T.Ozawa ed. "Asymptotic Analysis for Nonlinear Dispersive and Wave Equations", Advanced Studies in Pure Mathematics 81 31-53,2019年11月
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Blow-up phenomena of semilinear wave equations and their weakly coupled systems
Masahiro Ikeda, Motohiro Sobajima, Kyouhei Wakasa,Journal of Differential Equations,267巻,9号,(頁 5165 ~ 5201),2019年10月
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Critical exponent for nonlinear damped wave equations with non-negative potential in 3D
Vladimir Georgiev, Hideo Kubo, Kyouhei Wakasa,Journal of Differential Equations,267巻,5号,(頁 3271 ~ 3288),2019年08月
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Blow-up of solutions to critical semilinear wave equations with variable coefficients
Kyouhei Wakasa, Borislav Yordanov,Journal of Differential Equations,266巻,9号,(頁 5360 ~ 5376),2019年04月
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On the nonexistence of global solutions for critical semilinear wave equations with damping in the scattering case
Kyouhei Wakasa, Borislav Yordanov,Nonlinear Analysis,180巻,(頁 67 ~ 74),2019年03月
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On the energy decay for dissipative nonlinear wave equations in one space dimension
Wakasa K.,Journal of Mathematical Analysis and Applications,455巻,2号,(頁 1317 ~ 1322),2017年11月
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Blow-up for semilinear wave equations with the scale invariant damping and super-Fujita exponent
Ning-An Lai, Hiroyuki Takamura, Kyouhei Wakasa,Journal of Differential Equations,263巻,9号,(頁 5377 ~ 5394),2017年11月
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Global regularity for supercritical nonlinear dissipative wave equations in 3D
Wakasa K.,Nonlinear Analysis, Theory, Methods and Applications,152巻,(頁 183 ~ 195),2017年03月
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The lifespan of solutions to wave equations with weighted nonlinear terms in one space dimension
Wakasa K.,Hokkaido Mathematical Journal,46巻,2号,(頁 257 ~ 276),2017年01月
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The lifespan of solutions to semilinear wave equations with scale invariant damping in one space dimension (Harmonic Analysis and Nonlinear Partial Differential Equations)
Wakasa Kyouhei,数理解析研究所講究録別冊,B60巻,(頁 195 ~ 212),2016年12月
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The lifespan of solutions to semilinear damped wave equations in one space dimension
Wakasa K.,Communications on Pure and Applied Analysis,15巻,4号,(頁 1265 ~ 1283),2016年07月