fact: Definition proj (n : nat)(oc : oclause R) := foldr Or False (map (wproj n) (oclause_to_w oc)).
imports: HB(structures) mathcomp.ssreflect.ssreflect mathcomp(ssrfun ssrbool eqtype ssrnat seq div choice fintype) mathcomp(bigop order ssralg finset fingroup zmodp) mathcomp(poly ssrnum)