Semilinear wave equations with time-dependent coefficients

Fuente: arXiv
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Auteurs principaux: Antonić, Nenad, Grbac, Matko
Format: Preprint
Publié: 2026
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author Antonić, Nenad
Grbac, Matko
author_facet Antonić, Nenad
Grbac, Matko
contents We prove the existence of strong and weak solutions to the semilinear wave equation with coefficients depending both on time and space variables, with continuous nonlinearity satisfying the sign condition. The uniqueness is proven under slightly more restrictive assumptions. Furthermore, the results obtained in abstract setting are illustrated on practical examples.
format Preprint
id arxiv_https___arxiv_org_abs_2602_04727
institution arXiv
publishDate 2026
record_format arxiv
spellingShingle Semilinear wave equations with time-dependent coefficients
Antonić, Nenad
Grbac, Matko
Analysis of PDEs
35L05, 35L20, 35L71
We prove the existence of strong and weak solutions to the semilinear wave equation with coefficients depending both on time and space variables, with continuous nonlinearity satisfying the sign condition. The uniqueness is proven under slightly more restrictive assumptions. Furthermore, the results obtained in abstract setting are illustrated on practical examples.
title Semilinear wave equations with time-dependent coefficients
topic Analysis of PDEs
35L05, 35L20, 35L71
url https://arxiv.org/abs/2602.04727