frexp

   Calculates the fractional and exponent parts of a floating-point
   value.

   Format

     #include  <math.h>

     double frexp  (double value, int *eptr);

     float frexpf  (float value, int *eptr);                        
                   (Integrity servers, Alpha)
                                                                    
     long double frexpl (long double value, int *eptr);
                         (Integrity servers, Alpha)
 

Additional information available:

Arguments       Description     Example         Return_Values