On Friday, March 13, 2015 at 1:25:14 PM UTC-4, Jake Bolewski wrote: > > This is falling back to factor() for generic integers, so the GMP method > does not looked to be wrapped. The generic version will be terribly slow > for bigints. Would be easy to add if you would like to submit a Pull > Request. >
At first glance, I'm not seeing a built-in factorization method in GMP. Googling "factorization gmp" turns up a bunch of algorithms that people have built on top of GMP, but nothing in GMP itself. (We should see what algorithm/code R is using.)
