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FINITE(3)                BSD Library Functions Manual                FINITE(3)

NAME
     finite -- returns 1 for finite x, 0 for infinite x and NaNs.

SYNOPSIS
     #include <math.h>

     int
     finite(double x);

DESCRIPTION
     The finite() function returns 1 if -infinity < x < +infinity. It returns
     0 if x is +-infinity or a NaN.

BSD                              July 2, 2003                              BSD