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catanh(3m)
Mathematical Library Functions catanh(3M)
NAME
catanh, catanhf, catanhl - complex arc hyperbolic tangent functions
SYNOPSIS
c99 [ flag... ] file... -lm [ library... ]
#include <complex.h>
double complex catanh(double complex z);
float complex catanhf(float complex z);
long double complex catanhl(long double complex z);
DESCRIPTION
These functions compute the complex arc hyperbolic tangent of z, with
branch cuts outside the interval [ −1, +1 ] along the real axis.
RETURN VALUES
These functions return the complex arc hyperbolic tangent value, in the
range of a strip mathematically unbounded along the real axis and in
the interval [ −ipi/2, +ipi/2 ] along the imaginary axis.
ERRORS
No errors are defined.
ATTRIBUTES
See attributes(7) for descriptions of the following attributes:
tab() box; cw(2.75i) |cw(2.75i) lw(2.75i) |lw(2.75i)
ATTRIBUTE TYPEATTRIBUTE VALUE _ Interface StabilityCommitted _ Avail‐
abilitysystem/library/math _ MT-LevelMT-Safe _ StandardSee stan‐
dards(7).
SEE ALSO
complex.h(3HEAD), ctanh(3M), attributes(7), standards(7)
Solaris 11.4 27 Sept 2016 catanh(3M)