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On the final form of the regularity theorem for solutions to the characterstic initial boundary value problem for symmetric hyperbolic systems. (English) Zbl 0956.35079

Summary: The regularity theorem on the initial-boundary value problem for linear symmetric hyperbolic systems with boundary characteristic of constant multiplicity is presented in an improved form. A complete proof based on known results is given.

MSC:

35L50 Initial-boundary value problems for first-order hyperbolic systems
35B65 Smoothness and regularity of solutions to PDEs
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