Query: frexp
OS: redhat
Section: 3
Format: Original Unix Latex Style Formatted with HTML and a Horizontal Scroll Bar
FREXP(3) Linux Programmer's Manual FREXP(3)NAMEfrexp - convert floating-point number to fractional and integral componentsSYNOPSIS#include <math.h> double frexp(double x, int *exp);DESCRIPTIONThe frexp() function is used to split the number x into a normalized fraction and an exponent which is stored in exp.RETURN VALUEThe frexp() function returns the normalized fraction. If the argument x is not zero, the normalized fraction is x times a power of two, and is always in the range 1/2 (inclusive) to 1 (exclusive). If x is zero, then the normalized fraction is zero and zero is stored in exp.CONFORMING TOSVID 3, POSIX, BSD 4.3, ISO 9899SEE ALSOldexp(3), modf(3)GNU1993-06-06 FREXP(3)
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