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feat(hott/algebra/precategory/nat_trans): reduce compilation time using rewrite tactic

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Leonardo de Moura 2015-03-23 19:55:01 -07:00
parent 38a63a8a58
commit 30e3049c56
1 changed files with 3 additions and 3 deletions
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6
hott/algebra/precategory/nat_trans.hlean
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@ -97,9 +97,9 @@ namespace nat_trans
nat_trans.mk
(λ a, F (η a))
(λ a b f, calc
F (H f) ∘ F (η a) = F (H f ∘ η a) : respect_comp
... = F (η b ∘ G f) : by rewrite (naturality η f)
... = F (η b) ∘ F (G f) : respect_comp)
F (H f) ∘ F (η a) = F (H f ∘ η a) : by rewrite respect_comp
... = F (η b ∘ G f) : by rewrite (naturality η f)
... = F (η b) ∘ F (G f) : by rewrite respect_comp)
infixr `∘nf`:60 := nat_trans_functor_compose
infixr `∘fn`:60 := functor_nat_trans_compose