S Antontsev, J Ferreira - Nonlinear Analysis: Theory, Methods & …, 2013 - Elsevier
In this paper we consider the following problem utt= Δ u+ b (x, t)| u| σ (x, t)− 2 u+ f (x, t), x, t∈
QT= Ω×(0, T), u (x, 0)= u 0 (x), ut (x, 0)= u 1 (x)≥ 0, x∈ Ω, u Γ T= 0, Γ T=∂ Ω×(0, T) under …