PCMP 3CW "18 May 2007" "mathcw-1.00"

Table of contents


NAME

pcmpf, pcmp, pcmpl, pcmpw, pcmpq, pcmpll, pcmpdf, pcmpd, pcmpdl, pcmpdll - pair-precision square root

SYNOPSIS

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

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

extern int pcmpf (const float_pair x, const float_pair y);

extern int pcmp (const double_pair x, const double_pair y);

extern int pcmpl (const long_double_pair x, const long_double_pair y);

extern int pcmpw (const __float80_pair x, const __float80_pair y);

extern int pcmpq (const __float128_pair x, const __float128_pair y);

extern int pcmpll (const long_long_double_pair x, const long_long_double_pair y);

extern int pcmpdf (const decimal_float_pair x, const decimal_float_pair y);

extern int pcmpd (const decimal_double_pair x, const decimal_double_pair y);

extern int pcmpdl (const decimal_long_double_pair x, const decimal_long_double y);

extern int pcmpdll (const decimal_long_long_double_pair x, const decimal_long_long_double y);

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


DESCRIPTION

Compare two pair-precision numbers.

RETURN VALUES

Return -2 if either argument is an NaN, -1 if x < y, 0 if x == y, and +1 if x > y.

ERRORS

None.

SEE ALSO

pabs(3CW), pacos(3CW), pacosh(3CW), padd(3CW), pasin(3CW), pasinh(3CW), patan(3CW), patan2(3CW), patanh(3CW), pcbrt(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).