  logb
  Builtin Function



      SSyynnooppssiiss
        Unbiased exponent.

      SSyynnttaaxx
        logb ( _A )

      DDeessccrriippttiioonn
        Logb returns the unbiased exponent of its REAL argument.

        This function depends upon operating system support. Logb is
        part of the IEEE-754 standard, and should be available on most
        machines that implement this standard in one form or another.


     SSeeee AAllssoo
        frexp













































