the present study aims to investigate the association between emotional-functional evelopment and formation of creative thinking among children of 4-6 years old in mashhad city. to do this, 80 children and their mothers were selected from preschools of mashhad city based on cluster sampling method.  the level of creativity among children was measured through torrance test of critical thinking (...

Abstract The seminal results of Bourgain et al. (Optimal Control and Partial Differential Equations, IOS, Amsterdam, 2001) Dávila (Calc Var Differ Equ 15(4):519–527, 2002) show that the classical perimeter can be approximated by a family nonlocal functionals. We consider corresponding second order expansion for functional. In special case, considered energies is also relevant variational model ...