Cancellation with hgcd / unbalanced mulmod_bnm1

Torbjorn Granlund tg at
Sat Nov 12 11:11:23 CET 2011

nisse at (Niels Möller) writes:

  Any other tricks?
I think you forgot the save-the-transform trick.
Since b is implicitly invariant over several a_i pieces,
evaluating b once will be a slight win.


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