ISUNORDERED 3CW "09 March 2006" "mathcw-1.00"

Table of contents


NAME

isunorderedf, isunordered, isunorderedl, isunorderedw, isunorderedq, isunorderedll, isunordereddf, isunorderedd, isunordereddl, isunordereddll - test if arguments are unordered

SYNOPSIS

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

#include <mathcw.h>

extern int isunorderedf (float x, float y);

extern int isunordered (double x, double y);

extern int isunorderedl (long double x, long double y);

extern int isunorderedw (__float80 x, __float80 y);

extern int isunorderedq (__float128 x, __float128 y);

extern int isunorderedll (long_long_double x, long_long_double y);

extern int isunordereddf (decimal_float x, decimal_float y);

extern int isunorderedd (decimal_double x, decimal_double y);

extern int isunordereddl (decimal_long_double x, decimal_long_double y);

extern int isunordereddll (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

Determine whether the arguments are unordered, that it, either is a NaN.

RETURN VALUES

Return 1 if the arguments are unordered, and 0 otherwise.

ERRORS

None.

SEE ALSO

isgreater(3CW), isgreaterequal(3CW), isless(3CW), islessequal(3CW), islessgreater(3CW).