diff options
Diffstat (limited to 'src/Curves/Edwards/XYZT.v')
| -rw-r--r-- | src/Curves/Edwards/XYZT.v | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/src/Curves/Edwards/XYZT.v b/src/Curves/Edwards/XYZT.v index 2b126dfcb..3604e9b2e 100644 --- a/src/Curves/Edwards/XYZT.v +++ b/src/Curves/Edwards/XYZT.v @@ -105,7 +105,12 @@ Module Extended. let Z3 := F*G in (X3, Y3, Z3, T3) end. - Next Obligation. pose proof (E.denominator_nonzero _ nonzero_a square_a _ nonsquare_d _ _ (proj2_sig (to_twisted P1)) _ _ (proj2_sig (to_twisted P2))); t. Qed. + Next Obligation. + match goal with + | [ |- match (let (_, _) := coordinates ?P1 in let (_, _) := _ in let (_, _) := _ in let (_, _) := coordinates ?P2 in _) with _ => _ end ] + => pose proof (E.denominator_nonzero _ nonzero_a square_a _ nonsquare_d _ _ (proj2_sig (to_twisted P1)) _ _ (proj2_sig (to_twisted P2))) + end; t. + Qed. Global Instance isomorphic_commutative_group_m1 : @Group.isomorphic_commutative_groups |