todo revision 7c478bd95313f5f23a4c958a745db2134aa03244
d4ef65050feac78554addf6e16a06c6e2e0bd331Brian WellingtonCache RECP_CTX values
b129f72d951663755496670606e5f7303e8f2dc2Tinderbox Usermake the result argument independant of the inputs.
c651f15b30f1dae5cc2f00878fb5da5b3a35a468Mark Andrewssplit up the _exp_ functions