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Diffstat (limited to 'src/ModularArithmetic/PrimeFieldTheorems.v')
| -rw-r--r-- | src/ModularArithmetic/PrimeFieldTheorems.v | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/src/ModularArithmetic/PrimeFieldTheorems.v b/src/ModularArithmetic/PrimeFieldTheorems.v index 70a2c4a87..2021e8514 100644 --- a/src/ModularArithmetic/PrimeFieldTheorems.v +++ b/src/ModularArithmetic/PrimeFieldTheorems.v @@ -10,6 +10,7 @@ Require Import Coq.ZArith.BinInt Coq.NArith.BinNat Coq.ZArith.ZArith Coq.ZArith. Require Import Coq.Logic.Eqdep_dec. Require Import Crypto.Util.NumTheoryUtil Crypto.Util.ZUtil. Require Import Crypto.Util.Tactics. +Require Crypto.Algebra. Existing Class prime. @@ -51,6 +52,14 @@ Section FieldModuloPre. Proof. constructor; auto using Fring_theory, Fq_1_neq_0, F_mul_inv_l. Qed. + + Global Instance field_modulo : @Algebra.field (F q) Logic.eq (ZToField 0) (ZToField 1) opp add sub mul inv div. + Proof. + constructor; try solve_proper. + - apply commutative_ring_modulo. + - split. auto using F_mul_inv_l. + - split. auto using Fq_1_neq_0. + Qed. End FieldModuloPre. Module Type PrimeModulus. |