LDEXP(3) BSD Library Functions Manual LDEXP(3)NAME
ldexp, ldexpf, ldexpl — multiply floating-point number by integral power
of 2
LIBRARY
Math Library (libm, -lm)
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 ALSOfrexp(3), math(3), modf(3)STANDARDS
The ldexp(), ldexpf(), and ldexpl() functions conform to ISO/IEC
9899:1999 (“ISO C99”).
BSD March 4, 2005 BSD