Man Pages – Linux Manual Pages

ctan, ctanf, ctanl – complex tangent function
USAGE
#include <complex.h>

double complex ctan(double complex z);
float complex ctanf(float complex z);
long double complex ctanl(long double complex z);

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csin, csinf, csinl – complex sine function
USAGE
#include <complex.h>

double complex csin(double complex z);
float complex csinf(float complex z);
long double complex csinl(long double complex z);

[...]

ccos, ccosf, ccosl – complex cosine function
USAGE
#include <complex.h>

double complex ccos(double complex z);
float complex ccosf(float complex z);
long double complex ccosl(long double complex z);

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