AV Razgulin, TE Romanenko - Computational Mathematics and …, 2013 - Springer
The parabolic functional differential equation ∂u∂t=D∂^2u∂x^2-u+K(1+γ\cosu(x+θ,tT)) is
considered on the circle 0, 2π. Here, D> 0, T> 0, K> 0, and γ∈(0, 1). Such equations arise in …