Hideaki Sunagawa

On global small amplitude solutions to systems of cubic nonlinear Klein–Gordon equations with different mass terms in one space dimension

Hideaki Sunagawa · Journal of Differential Equations · 2003 · 57 citations

Elliptic Equation, Space Dimension, Nonlinear Hyperbolic Problem +2

Large time behavior of solutions to the Klein-Gordon equation with nonlinear dissipative terms

Hideaki Sunagawa · Journal of the Mathematical Society of Japan · 2006 · 52 citations · Full text

Elliptic Equation, Physics, Free Evolution +13

Global small amplitude solutions for two-dimensional nonlinear Klein–Gordon systems in the presence of mass resonance

Yuichiro Kawahara, Hideaki Sunagawa · Journal of Differential Equations · 2011 · 35 citations

Physics, Nonlinear Wave Propagation, Nonlinear Hyperbolic Problem +3

A note on the null condition for quadratic nonlinear Klein‐Gordon systems in two space dimensions

Soichiro Katayama, Tohru Ozawa, Hideaki Sunagawa · Communications on Pure and Applied Mathematics · 2012 · 34 citations

Elliptic Equation, Space Dimensions, Resonance Relation +6

Small data blow-up for a system of nonlinear Schrödinger equations

Tohru Ozawa, Hideaki Sunagawa · Journal of Mathematical Analysis and Applications · 2012 · 26 citations

Nonlinear Wave Propagation, Nonlinear Signal Processing, Nonlinear Equation +3