Author(s): J.C. Sun Tony F. Chan
Pages: 325-336
Year: 1995 Issue:  4
Journal: Journal of Computational Mathematics
Abstract: Matrir analysis on additive Schwarz methods as preconditioners is given in thispaper. Both cases of with and without coarse mesh are considered. It is pointedout that an advantage of matrir analysis is to obtain more exact upper bound.our numerical tests access the estimations.