Boundary regularity for the Poisson equation in reifenberg-flat domains
Boundary regularity for the Poisson equation in reifenberg-flat domains
This paper is devoted to the investigation of the boundary regularity for the Poisson equation % MathType!MTEF!2!1!+- % feaagaart1ev2aaatCvAUfeBSjuyZL2yd9gzLbvyNv2CaerbuLwBLn % hiov2DGi1BTfMBaeXatLxBI9gBaerbd9wDYLwzYbItLDharqqtubsr % 4rNCHbGeaGqiVu0Je9sqqrpepC0xbbL8F4rqqrFfpeea0xe9Lq-Jc9 % vqaqpepm0xbba9pwe9Q8fs0-yqaqpepae9pg0FirpepeKkFr0xfr-x % fr-xb9adbaqaaeGaciGaaiaabeqaamaabaabaaGcbaWaaiqaaeaafa % qabeGabaaabaGaeyOeI0IaeyiLdqKaamyDaiabg2da9iaadAgacaaM % f8ocbaGaa8xAaiaa-5gacqGHPoWvaeaacaWG1bGaeyypa0JaaGimai % aaywW7caWFVbGaa8NBaiabgkGi2kabgM6axbaaaiaawUhaaaaa!4A6E! $$ \left\{ {\begin{array}{*{20}c} { - \Delta u = f\quad in\Omega } \\ {u = 0\quad on\partial \Omega …