qqbar: public and improved qqbar_set_fmpz_poly_root_nearest

flintlib / calcium

Calcium has been merged into FLINT -- use https://github.com/flintlib/flint/ instead

http://fredrikj.net/calcium/

GNU Lesser General Public License v2.1

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Open fredrik-johansson opened 3 years ago

fredrik-johansson commented 3 years ago

The function qqbar_set_fmpz_poly_root_nearest should have a fast path that tries to compute a nearby root instead of computing all roots.

It also needs to be made public.

There could also be a version that takes an acb_t input.