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LETTERldexpULETTER Combines a floating-point value.

Overview
#include <math.h>

d = ldexp(x,exponent);

double x;
int exponent;

Portability
ANSI

Description
This function multiplies the double-precision floating-point number "x" with the exponent of "n". It equals d = x * (2 ** exponent) and is the reverse of frexp.

Returns
The result of x * (2 ** exponent) as a double-precision floating-point number.