Existence theory for the Boussinesq equation in Modulation spaces

Élder J. Villamizar-Roa, Carlos Banquet Brango

In this paper we study the Cauchy problem for the generalized Boussinesq equation with initial data in modulation spaces $M_{p^{\prime },q}^s({\mathbb{R}}^n),$ $n\ge 1.$ After a deco…