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 ALSO
frexp(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
