論文
公開件数:11件
No. 種別 査読の有無 標題 単著・共著区分 著者 誌名 巻号頁 出版日 ISSN DOI URL
1 一般論文

On second order weakly hyperbolic equations and the ultradifferentiable classes

Fumihiko Hirosawa, Haruhisa Ishida
Journal of Differential Equations
255/ 7, 1437-1468
2013/10



2 一般論文

On asymptotic behavior of solutions to linear differential systems with variable coefficients via characteristic numbers

Haruhisa Ishida, Hyung-Ju Lee
Funkcialaj Ekvacioj (Serio Internacia)
53/ 3, 359-379
2010/12



3 一般論文

Oscillatory properties for semilinear degenerate hyperbolic equations of second order

Haruhisa Ishida, Yasuo Yuzawa
Journal of Mathematical Analysis and Applications
356/ 2, 624-632
2009/08



4 一般論文

Levi conditions to the Gevrey well-posedness for hyperbolic operators of higher order

Haruhisa Ishida
Journal of Mathematics of Kyoto University
49/ 1, 173-191
2009/05



5 一般論文

Well-posedness of the Cauchy problem in Gevrey classes for some weakly hyperbolic equations of higher order

Ferruccio Colombini, Haruhisa Ishida
Journal d'Analyse Mathematique
90, 13-25
2003/11



6 一般論文

On a sharp Levi condition in Gevrey classes for some infinitely degenerate hyperbolic equations and its necessity

Haruhisa Ishida, Karen Yagdjian
Publications of the Research Institute for Mathematical Sciences, Kyoto University
38/ 2, 265-287
2002/08



7 一般論文

On the Cauchy problem for finitely degenerate hyperbolic equations of second order

Ferruccio Colombini, Haruhisa Ishida, Nicola Orru'
Arkiv fo"r Matematik
38/ 2, 223-230
2000/10



8 一般論文

The initial value problem for some degenerate hyperbolic equations of second order in Gevrey classes

Haruhisa Ishida, Hideto Odai
Funkcialaj Ekvacioj (Serio Internacia)
43/ 1, 71-85
2000/04



9 一般論文

The Cauchy problem for weakly hyperbolic equations of second order

Haruhisa Ishida
Tsukuba Journal of Mathematics
23/ 1, 1-26
1999/06



10 一般論文

On uniform well-posedness of the abstract Cauchy problem

Haruhisa Ishida
Tsukuba Journal of Mathematics
21/ 3, 617-628
1997/12



11 国際会議プロシーディングス等

Global smooth solutions of semilinear weakly hyperbolic
equations with logarithmic nonlinearity

Haruhisa Ishida
Proc. of 13rd Internat. Symp. Matsuyama Camp
74-81
1998