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authorenge <enge@211d60ee-9f03-0410-a15a-8952a2c7a4e4>2012-07-06 07:26:34 +0000
committerenge <enge@211d60ee-9f03-0410-a15a-8952a2c7a4e4>2012-07-06 07:26:34 +0000
commitc1ab0fa6c44908699f92cdbef7fd00c875cd3407 (patch)
treef6b9f6e08709bda035f6a7d3c408cdcad152531b /TODO
parentc32a5068a9f7adbd842789af3e14df3fff12e732 (diff)
downloadmpc-c1ab0fa6c44908699f92cdbef7fd00c875cd3407.tar.gz
atan.c: transform test into assertion, add comments
git-svn-id: svn://scm.gforge.inria.fr/svn/mpc/trunk@1236 211d60ee-9f03-0410-a15a-8952a2c7a4e4
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@@ -12,6 +12,10 @@ mpc-impl.h.
From Andreas Enge 05 July 2012:
Add support for rounding mode MPFR_RNDA.
+From Andreas Enge and Paul Zimmermann 6 July 2012:
+Improve speed of Im (atan) for x+i*y with small y, for instance by using
+the Taylor series directly.
+
Bench:
- from Andreas Enge 9 June 2009:
Scripts and web page comparing timings with different systems,