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ldexp-Multiply by an Integral Power of 2

Interface 

F_TYPE ldexp (F_TYPE x, int n)

Description

ldexp() multiplies a floating-point number, x, by 2**n.

Exceptions

Exceptional Argument       Routine Behavior

|x*(2**n)| > max_float     Overflow

|x*(2**n)| < min_float     Underflow

See Also

Appendix A, Critical Floating-Point Values