Faster table compute in mpn_sec_powm

[Torbjörn Granlund]

paul zimmermann <Paul.Zimmermann at inria.fr> writes:

  this is a classical trick we use at several places in MPFR, and we mention
  in Modern Computer Algebra (page 142).

  Does someone has an earlier reference for that trick?

Only a later; I invented it today at 14:00 UTC.  :-D

-- 
Torbjörn
Please encrypt, key id 0xC8601622