Let Q be an infinite set of positive integers, τ > 1 be a real number and let Wτ(Q) = {x ∈ R : |x-p/q|< q-τ for infinitely many(p,q) ∈ Z × Q }For any
In this article, we consider existence and nonexistence of solutions to problem{ -?p u+g(x, u)|▽u|p=fin ?,u= 0 on??(0.1)with 1< p <∞, wherefis a positive meas
In this paper,we introduce new concepts of α-type F-contractive mappings which are essentially weaker than the class of F-contractive mappings given in [21,22]