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- @c ----------------------------------------------------------------------
- @node frexp, math
- @subheading Syntax
-
- @example
- #include <math.h>
-
- double frexp(double x, int *pexp);
- @end example
-
- @subheading Description
-
- This function separates the given value @var{x} into a mantissa
- [0.5,1) and an exponent @var{*pexp}, such that m * 2 ^ e = x. As an
- exception, when @var{x} is zero, @var{*pexp} and the return value are
- also both zero.
-
- @subheading Return Value
-
- The mantissa.
-