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author | vlefevre <vlefevre@280ebfd0-de03-0410-8827-d642c229c3f4> | 2011-06-20 13:59:31 +0000 |
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committer | vlefevre <vlefevre@280ebfd0-de03-0410-8827-d642c229c3f4> | 2011-06-20 13:59:31 +0000 |
commit | 9f16305a45eee7e5728c41c8623d01a36d167357 (patch) | |
tree | d088e8318a65e7e713d27b6c673aef3dbffba713 /src/atan2.c | |
parent | 3dc66286f6d939f4e1e2079722a8ba052c827c87 (diff) | |
download | mpfr-9f16305a45eee7e5728c41c8623d01a36d167357.tar.gz |
[src] Conversion into UTF-8 (only comments were concerned).
git-svn-id: svn://scm.gforge.inria.fr/svn/mpfr/trunk@7717 280ebfd0-de03-0410-8827-d642c229c3f4
Diffstat (limited to 'src/atan2.c')
-rw-r--r-- | src/atan2.c | 22 |
1 files changed, 11 insertions, 11 deletions
diff --git a/src/atan2.c b/src/atan2.c index 070788935..8c14c91c1 100644 --- a/src/atan2.c +++ b/src/atan2.c @@ -67,17 +67,17 @@ mpfr_atan2 (mpfr_ptr dest, mpfr_srcptr y, mpfr_srcptr x, mpfr_rnd_t rnd_mode) /* atan2(0, 0) does not raise the "invalid" floating-point exception, nor does atan2(y, 0) raise the "divide-by-zero" floating-point exception. - -- atan2(±0, -0) returns ±pi.313) - -- atan2(±0, +0) returns ±0. - -- atan2(±0, x) returns ±pi, for x < 0. - -- atan2(±0, x) returns ±0, for x > 0. - -- atan2(y, ±0) returns -pi/2 for y < 0. - -- atan2(y, ±0) returns pi/2 for y > 0. - -- atan2(±oo, -oo) returns ±3pi/4. - -- atan2(±oo, +oo) returns ±pi/4. - -- atan2(±oo, x) returns ±pi/2, for finite x. - -- atan2(±y, -oo) returns ±pi, for finite y > 0. - -- atan2(±y, +oo) returns ±0, for finite y > 0. + -- atan2(±0, -0) returns ±pi.313) + -- atan2(±0, +0) returns ±0. + -- atan2(±0, x) returns ±pi, for x < 0. + -- atan2(±0, x) returns ±0, for x > 0. + -- atan2(y, ±0) returns -pi/2 for y < 0. + -- atan2(y, ±0) returns pi/2 for y > 0. + -- atan2(±oo, -oo) returns ±3pi/4. + -- atan2(±oo, +oo) returns ±pi/4. + -- atan2(±oo, x) returns ±pi/2, for finite x. + -- atan2(±y, -oo) returns ±pi, for finite y > 0. + -- atan2(±y, +oo) returns ±0, for finite y > 0. */ if (MPFR_IS_NAN (x) || MPFR_IS_NAN (y)) { |