LDEXP(3)

NAME
ldexp, ldexpf, ldexpl - multiply floating-point number by integral power of 2

LIBRARY
libm

SYNOPSIS
#include <math.h>
double
ldexp(double x, int exp);
float
ldexpf(float x, int exp);
long double
ldexpl(long double x, int exp);

DESCRIPTION
The ldexp(), ldexpf(), and ldexpl() functions multiply a floating-point number by an integral power of 2.

RETURN VALUES
These functions return the value of x times 2 raised to the power exp.

SEE ALSO
frexp(3), modf(3)

STANDARDS
The ldexp(), ldexpf(), and ldexpl() functions conform to isoC-99.