NEXTAFTER(3) NEWLIB NEXTAFTER(3)NAME
1.44 `nextafter', `nextafterf'--get next number
SYNOPSIS
#include <math.h>
double nextafter(double VAL, double DIR);
float nextafterf(float VAL, float DIR);
DESCRIPTION
`nextafter' returns the double-precision floating-point number closest
to VAL in the direction toward DIR. `nextafterf' performs the same
operation in single precision. For example, `nextafter(0.0,1.0)'
returns the smallest positive number which is representable in double
precision.
RETURNS
Returns the next closest number to VAL in the direction toward DIR.
PORTABILITY
Neither `nextafter' nor `nextafterf' is required by ANSI C or by the
System V Interface Definition (Issue 2).
SEE ALSO
nextafter is part of the library. The full documentation for is main‐
tained as a Texinfo manual. If info and are properly installed at your
site, the command
info
will give you access to the complete manual.
NEWLIB April 2010 NEXTAFTER(3)