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ldexp.txh
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@node ldexp, math
@subheading Syntax
@example
#include <math.h>
double ldexp(double val, int exp);
@end example
@subheading Return Value
This function returns @var{val} * 2 ** @var{exp}.
@subheading Example
@example
ldexp(3.5,4) == 3.5 * 16 == 56.0
@end example