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author | zimmerma <zimmerma@280ebfd0-de03-0410-8827-d642c229c3f4> | 2020-12-16 06:08:23 +0000 |
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committer | zimmerma <zimmerma@280ebfd0-de03-0410-8827-d642c229c3f4> | 2020-12-16 06:08:23 +0000 |
commit | b487cf60a5bacd76d0ad465972a9092e01cfe9e5 (patch) | |
tree | 63a8155ebcd2bf90109d501022fa639f39e0fcbc /src/sinu.c | |
parent | c0c99f6ff6374d7008328fd11166e443dded4cef (diff) | |
download | mpfr-b487cf60a5bacd76d0ad465972a9092e01cfe9e5.tar.gz |
[src/sinu.c] improved comment
git-svn-id: https://scm.gforge.inria.fr/anonscm/svn/mpfr/trunk@14209 280ebfd0-de03-0410-8827-d642c229c3f4
Diffstat (limited to 'src/sinu.c')
-rw-r--r-- | src/sinu.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/src/sinu.c b/src/sinu.c index 4d5a32f0b..277a92cf1 100644 --- a/src/sinu.c +++ b/src/sinu.c @@ -89,7 +89,7 @@ mpfr_sinu (mpfr_ptr y, mpfr_srcptr x, unsigned long u, mpfr_rnd_t rnd_mode) mpfr_div_ui (t, t, u, MPFR_RNDN); /* t = 2*pi*x/u * (1 + theta3)^3 where |theta3| <= 2^-prec */ /* if t is zero here, it means the division by u underflows, then - sin(t) also underflows, since |sin(x)| <= |x| for say |x| < 1. */ + sin(t) also underflows, since |sin(x)| <= |x|. */ if (MPFR_UNLIKELY (MPFR_IS_ZERO (t))) { inexact = mpfr_underflow (y, rnd_mode, MPFR_SIGN(t)); |