Products of Poincaré domains

Alexander Stanoyevitch
1993 Proceedings of the American Mathematical Society  
A domain O. C RN of finite /V-dimensional Lebesgue measure is a p-Poincare domain (1 < p < oo) if there exists a positive constant K such that the p-Poincare inequality ||u||/>>(£2)
doi:10.1090/s0002-9939-1993-1104403-8 fatcat:ai7rbbiv4jfj7kvrpfawpeusby