Finish the pair pair case
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2 changed files with 150 additions and 11 deletions
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@ -1554,6 +1554,13 @@ Module EJoin.
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hauto lq:on use:EReds.app_inv.
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Qed.
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Lemma hne_proj_inj n p0 p1 (a0 a1 : PTm n) :
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R (PProj p0 a0) (PProj p1 a1) ->
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p0 = p1 /\ R a0 a1.
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Proof.
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hauto lq:on rew:off use:EReds.proj_inv.
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Qed.
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End EJoin.
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Module RERed.
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