Abstract
In 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 $C^{\infty}$ well-posed under the maximal rank condition (see the condition (R) below).
Citation
Seiichiro Wakabayashi. "Remarks on hyperbolic systems of first order with constant coefficient characteristic polynomials." Osaka J. Math. 44 (2) 363 - 397, June 2007.
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