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Wakasa Kyouhei
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Research field 【 display / non-display 】
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Natural Science / Mathematical analysis
Graduate school・Graduate course, etc. 【 display / non-display 】
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FUTURE UNIVERSITY-HAKODATE
2013.03，Master's Course，その他，Completed
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Hokkaido University
2015.03，Doctor's Course，その他，Completed
Graduate school・major, etc. 【 display / non-display 】
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FUTURE UNIVERSITY-HAKODATE
2011.03，その他，Graduate
Academic prize 【 display / non-display 】
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未来大学賞
2010.04，公立はこだて未来大学
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第17回北東数学解析研究会 優秀ポスター賞
2016.02，一般財団法人学際数学研究所
Papers 【 display / non-display 】
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Small data blow-up of semi-linear wave equation with scattering dissipation and time-dependent mass
Masahiro Ikeda, Ziheng Tu, Kyouhei Wakasa，Evolution Equations & Control Theory，vol.11，(2)，(p.515 ～ )，2022
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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，vol.281，(12)，(p.109253 ～ )，2021.12
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Critical exponent for the wave equation with a time-dependent scale invariant damping and a cubic convolution
Masahiro Ikeda, Tomoyuki Tanaka, Kyouhei Wakasa，Journal of Differential Equations，vol.270，(p.916 ～ 946)，2021.01
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On the critical decay for the wave equation with a cubic convolution in 3D
Tomoyuki Tanaka, Kyouhei Wakasa，Discrete & Continuous Dynamical Systems，vol.41，(10)，(p.4545 ～ )，2021
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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，vol.269，(10)，(p.8387 ～ 8424)，2020.11