2021-09-27T17:31:57Zhttps://tsukuba.repo.nii.ac.jp/oaioai:tsukuba.repo.nii.ac.jp:000205022021-03-02T06:57:08ZRemarks on hyperbolic systems of first order with constant coefficient characteristic polynomials若林, 誠一郎Wakabayashi, SeiichiroDept. of Mathematics, Osaka UniversityDept. of Mathematics, Osaka City UniversityIn this paper we shall deal with hyperbolic systems of first order with constant coefficient characteristic polynomials and give a necessary and sufficient condition for the Cauchy problem to be C∞ well-posed under the maximal rank condition (see the condition (R) below).Dept. of Mathematics, Osaka UniversityDept. of Mathematics, Osaka City University2007-06engjournal articlehttp://hdl.handle.net/2241/106661https://tsukuba.repo.nii.ac.jp/records/205020030-6126AA00765910Osaka journal of mathematics442363397https://tsukuba.repo.nii.ac.jp/record/20502/files/OJM_44-2.pdfapplication/pdf442.8 kB2013-12-24