From: Martin Kronbichler Date: Fri, 8 Feb 2019 15:33:10 +0000 (+0100) Subject: Add changelog. X-Git-Tag: v9.1.0-rc1~359^2 X-Git-Url: https://gitweb.dealii.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=13c5efbcede00de082417c32f23925cd46b5afb3;p=dealii.git Add changelog. --- diff --git a/doc/news/changes/minor/20190208MartinKronbichler b/doc/news/changes/minor/20190208MartinKronbichler new file mode 100644 index 0000000000..3a12e97374 --- /dev/null +++ b/doc/news/changes/minor/20190208MartinKronbichler @@ -0,0 +1,8 @@ +Fixed: PreconditionChebyshev would previously run one iteration more than +requested, i.e., perform `degree+1` matrix-vector products rather than +`degree` which is the convention in literature. This is now fixed. Note that +the quality of PreconditionChebyshev is obviously slightly reduced by this +change, and some solvers might need more outer iterations due to a ligher +Chebyshev iteration. +
+(Martin Kronbichler, 2019/02/08)