projects
/
musl
/ blob
commit
grep
author
committer
pickaxe
?
search:
re
summary
|
shortlog
|
log
|
commit
|
commitdiff
|
tree
history
|
raw
|
HEAD
remove ioctl macros that were removed from linux uapi
[musl]
/
src
/
complex
/
cacos.c
1
#include "libm.h"
2
3
// FIXME: Hull et al. "Implementing the complex arcsine and arccosine functions using exception handling" 1997
4
5
/* acos(z) = pi/2 - asin(z) */
6
7
double complex cacos(double complex z)
8
{
9
z = casin(z);
10
return CMPLX(M_PI_2 - creal(z), -cimag(z));
11
}