>>>>> "Henry" == Henry Baker <hbaker1 at pipeline.com> writes:
Henry> You're most likely correct, although even _forming_ the
Henry> appropriate fp# to multiply by may be more expensive than
Henry> simply doing ldexp; of course, this cost is amortized over
Henry> the entire row/column.
Wouldn't computing 2^k be exactly one call to ldexp? Or do you mean
figuring out what k to use?
Ray