Improve and add a few path operators #746
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mortberg
approved these changes
Apr 4, 2022
| @@ -261,7 +261,7 @@ subst2 : ∀ {ℓ' ℓ''} {B : Type ℓ'} {z w : B} (C : A → B → Type ℓ'') | |||
| (p : x ≡ y) (q : z ≡ w) → C x z → C y w | |||
| subst2 B p q b = transport (λ i → B (p i) (q i)) b | |||
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| substRefl : (px : B x) → subst B refl px ≡ px | |||
| substRefl : ∀ {B : A → Type ℓ} {x} → (px : B x) → subst B refl px ≡ px | |||
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Why add these to the type?
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I think I needed to explicitly pass the value for A and ℓ somewhere. The type of B defines a name for A and ℓ.
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