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| author | Tim Peters <tim.peters@gmail.com> | 2001-02-22 19:51:56 (GMT) |
|---|---|---|
| committer | Tim Peters <tim.peters@gmail.com> | 2001-02-22 19:51:56 (GMT) |
| commit | 1c8e1f0654f26765c89753bede75be9f3132e11e (patch) | |
| tree | 2157752e98d7ff8223beda3de1b3d3041ab859a5 /Modules/cmathmodule.c | |
| parent | 15d72703fccdcdcdce4122f624f5b6c85527567b (diff) | |
| download | cpython-1c8e1f0654f26765c89753bede75be9f3132e11e.zip cpython-1c8e1f0654f26765c89753bede75be9f3132e11e.tar.gz cpython-1c8e1f0654f26765c89753bede75be9f3132e11e.tar.bz2 | |
asin micro-optimization suggested in email.
Diffstat (limited to 'Modules/cmathmodule.c')
| -rw-r--r-- | Modules/cmathmodule.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/Modules/cmathmodule.c b/Modules/cmathmodule.c index b961ca8..521d3aa 100644 --- a/Modules/cmathmodule.c +++ b/Modules/cmathmodule.c @@ -70,8 +70,9 @@ c_asin(Py_complex x) /* -i * log[(sqrt(1-x**2) + i*x] */ const Py_complex squared = c_prod(x, x); const Py_complex sqrt_1_minus_x_sq = c_sqrt(c_diff(c_one, squared)); - const Py_complex sum = c_sum(sqrt_1_minus_x_sq, c_prod(c_i, x)); - return c_neg(c_prodi(c_log(sum))); + return c_neg(c_prodi(c_log( + c_sum(sqrt_1_minus_x_sq, c_prodi(x)) + ) ) ); } static char c_asin_doc[] = |