Kobayashi discussed some kinds of standard embeddings into 3-manifolds of spatial graphs.He introduced the concept of book presentation,which is a standard embe
In this paper,we study the multiple positive solutions of integral boundary value problems for a class of p-Laplacian differential equations involving the Caput
LetΩRn be a bounded domain with a smooth boundary.We consider the longtime dynamics of a class of damped wave equations with a nonlinear memory term utt+αut-