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Command: ccos | Section: 3 | Source: OpenBSD | File: ccos.3
CCOS(3) FreeBSD Library Functions Manual CCOS(3)
NAME
ccos, ccosf, ccosl - complex circular cosine
SYNOPSIS
#include <complex.h>
double complex
ccos(double complex z);
float complex
ccosf(float complex z);
long double complex
ccosl(long double complex z);
DESCRIPTION
The ccos(), ccosf() and ccosl() functions compute the complex circular
cosine of z.
If z = x + iy, then
ccos(z) = cos(x) cosh(y) - i sin(x) sinh(y).
RETURN VALUES
The ccos(), ccosf() and ccosl() functions return the complex circular
cosine of z.
SEE ALSO
csin(3), ctan(3)
STANDARDS
The ccos(), ccosf() and ccosl() functions conform to ISO/IEC 9899:1999
("ISO C99").
FreeBSD 14.1-RELEASE-p8 June 5, 2013 FreeBSD 14.1-RELEASE-p8