Wavespeed selection in the heterogeneous Fisher equation: slowly varying inhomogeneity

DOI10.3934/nhm.2013.8.343zbMath1270.35184OpenAlexW2007263113MaRDI QIDQ1953037

John R. King

Publication date: 7 June 2013

Published in: Networks and Heterogeneous Media (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.3934/nhm.2013.8.343

zbMATH Keywords

wave propagationformal asymptotic analysisray methodsgeometrical optics approachesslowly varying spatial inhomogeneities

Mathematics Subject Classification ID

Reaction-diffusion equations (35K57) Asymptotic expansions of solutions to PDEs (35C20) Traveling wave solutions (35C07)