On the solvability of the Dirichlet problem for the nonlinear wave equation in bounded domains with corner points

DOI10.1007/S000300050054zbMath0921.35110OpenAlexW2030148657MaRDI QIDQ1272322

Publication date: 6 October 1999

Published in: NoDEA. Nonlinear Differential Equations and Applications (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1007/s000300050054

zbMATH Keywords

fixed point theory rotation number Mawhin's coincidence degree arguments

Mathematics Subject Classification ID

Initial-boundary value problems for second-order hyperbolic equations (35L20) Second-order nonlinear hyperbolic equations (35L70) Degree theory for nonlinear operators (47H11)

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