PATANH 3CW "12 July 2007" "mathcw-1.00"

Table of contents


NAME

patanhf, patanh, patanhl, patanhw, patanhq, patanhll, patanhdf, patanhd, patanhdl, patanhdll - pair-precision arc hyperbolic tangent

SYNOPSIS

cc [ flags ] -I/usr/local/include file(s) -L/usr/local/lib -lmcw [ ... ]

#include <mathcw.h>
#include <paircw.h>

extern void patanhf (float_pair result, const float_pair x);

extern void patanh (double_pair result, const double_pair x);

extern void patanhl (long_double_pair result, const long_double_pair x);

extern void patanhw (__float80_pair result, const __float80_pair x);

extern void patanhq (__float128_pair result, const __float128_pair x);

extern void patanhll (long_long_double_pair result, const long_long_double_pair x);

extern void patanhdf (decimal_float_pair result, const decimal_float_pair x);

extern void patanhd (decimal_double_pair result, const decimal_double_pair x);

extern void patanhdl (decimal_long_double_pair result, const decimal_long_double x);

extern void patanhdll (decimal_long_long_double_pair result, const decimal_long_long_double x);

NB: Functions with prototypes containing underscores in type names may be available only with certain extended compilers.


DESCRIPTION

Compute the pair-precision arc hyperbolic tangent of x. The value of x must be in the interval [-1,+1]. Out-of-range arguments produce a NaN result, and set errno.

RETURN VALUES

None. The function result is stored in the first argument, result.

ERRORS

None.

SEE ALSO

pabs(3CW), pacos(3CW), pacosh(3CW), padd(3CW), pasin(3CW), pasinh(3CW), patan(3CW), patan2(3CW), pcbrt(3CW), pcmp(3CW), pcon(3CW), pcopy(3CW), pcopysign(3CW), pcos(3CW), pcosh(3CW), pcotan(3CW), pdiv(3CW), pdot(3CW), peps(3CW), peval(3CW), pexp(3CW), pexp10(3CW), pexp16(3CW), pexp2(3CW), pexp8(3CW), pexpm1(3CW), pfdim(3CW), pfmax(3CW), pfmin(3CW), pfrexp(3CW), pfrexph(3CW), phigh(3CW), phypot(3CW), pierf(3CW), pierfc(3CW), pilogb(3CW), pin(3CW), pinfty(3CW), pipow(3CW), pisinf(3CW), pisnan(3CW), pisqnan(3CW), pissnan(3CW), pldexp(3CW), pldexph(3CW), plog(3CW), plog101p(3CW), plog1p(3CW), plow(3CW), pmul(3CW), pmul2(3CW), pneg(3CW), pout(3CW), pprosum(3CW), pqnan(3CW), pscalbln(3CW), pscalbn(3CW), pset(3CW), psignbit(3CW), psin(3CW), psinh(3CW), psnan(3CW), psplit(3CW), psqrt(3CW), psub(3CW), psum(3CW), psum2(3CW), ptan(3CW), ptanh(3CW).