PMUL2 3CW "16 April 2007" "mathcw-1.00"

Table of contents


NAME

pmul2f, pmul2, pmul2l, pmul2w, pmul2q, pmul2ll, pmul2df, pmul2d, pmul2dl, pmul2dll - pair-precision multiply scalars

SYNOPSIS

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

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

extern void pmul2f (float_pair result, float x, float y);

extern void pmul2 (double_pair result, double x, double y);

extern void pmul2l (long_double_pair result, long double x, long double y);

extern void pmul2w (__float80_pair result, __float80 x, __float80 y);

extern void pmul2q (__float128_pair result, __float128 x, __float128 y);

extern void pmul2ll (long_long_double_pair result, long_long_double x, long_long_double y);

extern void pmul2df (decimal_float_pair result, decimal_float x, decimal_float y);

extern void pmul2d (decimal_double_pair result, decimal_double x, decimal_double y);

extern void pmul2dl (decimal_long_double_pair result, decimal_long_double x, decimal_long_double y);

extern void pmul2dll (decimal_long_long_double_pair result, decimal_long_long_double x,
                      decimal_long_long_double y);

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


DESCRIPTION

Compute the double-length product of scalars x and y in pair-precision arithmetic.

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), patanh(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), 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).