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feat(hott): adjust small things in wedge theory

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Jakob von Raumer 2016-01-25 16:54:48 +00:00 committed by Leonardo de Moura
parent 56cd88267c
commit ce8ca64771
1 changed files with 2 additions and 1 deletions
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hott/homotopy/wedge.hlean
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@ -7,11 +7,12 @@ The Wedge Sum of Two Pointed Types
-/
import hit.pointed_pushout .connectedness
open eq pushout pointed Pointed
open eq pushout pointed Pointed unit
definition Wedge (A B : Type*) : Type* := Pushout (pconst Unit A) (pconst Unit B)
namespace wedge
-- TODO maybe find a cleaner proof
protected definition unit (A : Type*) : A ≃* Wedge Unit A :=
begin