diff options
Diffstat (limited to 'src/hls/Predicate.v')
| -rw-r--r-- | src/hls/Predicate.v | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/src/hls/Predicate.v b/src/hls/Predicate.v index 8ff61e7..364c5ad 100644 --- a/src/hls/Predicate.v +++ b/src/hls/Predicate.v @@ -698,6 +698,12 @@ Fixpoint max_predicate (p: pred_op) : positive := inv HX; [eapply IHcurr1 in H0 | eapply IHcurr2 in H0]; lia. Qed. + Lemma max_predicate_negate : + forall p, max_predicate (negate p) = max_predicate p. + Proof. + induction p; intuition; cbn; rewrite IHp1; now rewrite IHp2. + Qed. + Definition tseytin (p: pred_op) : {fm: formula | forall a, sat_predicate p a = true <-> sat_formula fm a}. |