Cauchy Problem for Semilinear Wave Equations in Four Space Dimensions with Small Initial Data

Cauchy Problem for Semilinear Wave Equations in Four Space Dimensions with Small Initial Data

Year:    1995

Author:    Yi Zhou

Journal of Partial Differential Equations, Vol. 8 (1995), Iss. 2 : pp. 135–144

Abstract

In this paper, we consider the Cauchy problem ◻u(t,x) = |u(t,x)|^p, (t,x) ∈ R^+ × R^4 t = 0 : u = φ(x), u_t = ψ(x), x ∈ R^4 where ◻ = ∂²_t - Σ^4_{i=1}∂²_x_i, is the wave operator, φ, ψ ∈ C^∞_0 (R^4). We prove that for p > 2 the problem has a global solution provided tile initial data is sufficiently small.

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Journal Article Details

Publisher Name:    Global Science Press

Language:    English

DOI:    https://doi.org/1995-JPDE-5647

Journal of Partial Differential Equations, Vol. 8 (1995), Iss. 2 : pp. 135–144

Published online:    1995-01

AMS Subject Headings:   

Copyright:    COPYRIGHT: © Global Science Press

Pages:    10

Keywords:    Wave equation

Author Details

Yi Zhou