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HEAD
iconv: add euro symbol to GBK as single byte 0x80
[musl.git]
/
src
/
complex
/
ctan.c
blob
918717bfcc42233dfdb83493002ea4ca187bde93
1
#include
"complex_impl.h"
2
3
/* tan(z) = -i tanh(i z) */
4
5
double complex
ctan
(
double complex
z
)
6
{
7
z
=
ctanh
(
CMPLX
(-
cimag
(
z
),
creal
(
z
)));
8
return
CMPLX
(
cimag
(
z
), -
creal
(
z
));
9
}