Multiplicative Schwarz implementation (in the case of 1 processor) -- test of concept, still need to optimise residual calculations for test of better performance than the additive Schwarz. Best so far to choose method=2 in case of smoothers==0 and method=4 in case of smoothers>0.
Multiplicative Schwarz implementation (in the case of 1 processor) -- test of concept, still need to optimise residual calculations for test of better performance than the additive Schwarz. Best so far to choose method=2 in case of smoothers==0 and method=4 in case of smoothers>0.

git-svn-id: 46955ac43e434ad9d19bfa322b6bb017fbb57c2b@49 146eac83-2b0f-0410-9363-9ebcc3d868b9

ogbash/doug,ogbash/doug,ogbash/doug,ogbash/doug,ogbash/doug