diff --git a/src/synthetic-homotopy-theory/cocones-under-sequential-diagrams.lagda.md b/src/synthetic-homotopy-theory/cocones-under-sequential-diagrams.lagda.md index 6506149e89..6c20547a3c 100644 --- a/src/synthetic-homotopy-theory/cocones-under-sequential-diagrams.lagda.md +++ b/src/synthetic-homotopy-theory/cocones-under-sequential-diagrams.lagda.md @@ -38,8 +38,8 @@ open import synthetic-homotopy-theory.sequential-diagrams A {{#concept "cocone" Disambiguation="sequential diagram" Agda=cocone-sequential-diagram}} under a [sequential diagram](synthetic-homotopy-theory.sequential-diagrams.md) -`(A, a)` with codomain `X : 𝒰` consists of a family of maps `iₙ : A n → C` and -a family of [homotopies](foundation.homotopies.md) `Hₙ` asserting that the +`(A, a)` with codomain `X : 𝒰` consists of a family of maps `iₙ : A n → C` and a +family of [homotopies](foundation.homotopies.md) `Hₙ` asserting that the triangles ```text diff --git a/src/synthetic-homotopy-theory/shifts-sequential-diagrams.lagda.md b/src/synthetic-homotopy-theory/shifts-sequential-diagrams.lagda.md index 45e2765b67..7cb80f94a4 100644 --- a/src/synthetic-homotopy-theory/shifts-sequential-diagrams.lagda.md +++ b/src/synthetic-homotopy-theory/shifts-sequential-diagrams.lagda.md @@ -66,8 +66,8 @@ alternative would be to shift all data using numbers. However, addition computes only on one side, so we have a choice to make: given -a shift `k`, do we define the `n`-th level of the shifted structure to be -the `n+k`-th or `k+n`-th level of the original? +a shift `k`, do we define the `n`-th level of the shifted structure to be the +`n+k`-th or `k+n`-th level of the original? The former runs into issues already when defining the shifted sequence, since `aₙ₊ₖ : Aₙ₊ₖ → A₍ₙ₊₁₎₊ₖ`, but we need a map of type `Aₙ₊ₖ → A₍ₙ₊ₖ₎₊₁`, which @@ -557,13 +557,17 @@ module _ ( c) ( unshift-once-cocone-sequential-diagram A ( shift-once-cocone-sequential-diagram c)) - pr1 (inv-htpy-is-retraction-unshift-once-cocone-sequential-diagram c) zero-ℕ = + pr1 (inv-htpy-is-retraction-unshift-once-cocone-sequential-diagram c) + zero-ℕ = coherence-cocone-sequential-diagram c zero-ℕ - pr1 (inv-htpy-is-retraction-unshift-once-cocone-sequential-diagram c) (succ-ℕ n) = + pr1 (inv-htpy-is-retraction-unshift-once-cocone-sequential-diagram c) + (succ-ℕ n) = refl-htpy - pr2 (inv-htpy-is-retraction-unshift-once-cocone-sequential-diagram c) zero-ℕ = + pr2 (inv-htpy-is-retraction-unshift-once-cocone-sequential-diagram c) + zero-ℕ = refl-htpy - pr2 (inv-htpy-is-retraction-unshift-once-cocone-sequential-diagram c) (succ-ℕ n) = + pr2 (inv-htpy-is-retraction-unshift-once-cocone-sequential-diagram c) + (succ-ℕ n) = right-unit-htpy module _