From 54f3f553ffb2b00bfb287e9531dc23e8c63cae59 Mon Sep 17 00:00:00 2001 From: Martin Kronbichler Date: Fri, 9 Jun 2017 18:23:08 +0200 Subject: [PATCH] Add changelog --- doc/news/changes/minor/20170607MartinKronbichler | 7 +++++++ ...0608MartinKronbichler.txt => 20170608MartinKronbichler} | 0 2 files changed, 7 insertions(+) create mode 100644 doc/news/changes/minor/20170607MartinKronbichler rename doc/news/changes/minor/{20170608MartinKronbichler.txt => 20170608MartinKronbichler} (100%) diff --git a/doc/news/changes/minor/20170607MartinKronbichler b/doc/news/changes/minor/20170607MartinKronbichler new file mode 100644 index 0000000000..639e876299 --- /dev/null +++ b/doc/news/changes/minor/20170607MartinKronbichler @@ -0,0 +1,7 @@ +Improved: The multigrid smoothers now provide an additional apply() method that +specializes the smoothing for the case the input vector is set to zero. This +method is used in the Multigrid class and saves one matrix-vector product, +which can speed up the multigrid algorithm by up to 10 percent, depending on +the cost of the smoother. +
+(Martin Kronbichler, 2017/06/07) diff --git a/doc/news/changes/minor/20170608MartinKronbichler.txt b/doc/news/changes/minor/20170608MartinKronbichler similarity index 100% rename from doc/news/changes/minor/20170608MartinKronbichler.txt rename to doc/news/changes/minor/20170608MartinKronbichler -- 2.39.5