Skip to content

Commit

Permalink
some review comments
Browse files Browse the repository at this point in the history
  • Loading branch information
EgbertRijke committed Nov 5, 2024
1 parent 9336e8e commit ec6eec8
Show file tree
Hide file tree
Showing 7 changed files with 14 additions and 35 deletions.
2 changes: 1 addition & 1 deletion src/graph-theory/fibers-directed-graphs.lagda.md
Original file line number Diff line number Diff line change
Expand Up @@ -39,7 +39,7 @@ nodes consists of vertices `y` equipped with a
of edges from `(y , w)` to `(z , v)` consist of an edge `e : y → z` such that
`w = cons e v`.

**Note:** The fiber of a directed graphs should not be confused with the
**Note:** The fiber of a directed graph should not be confused with the
[fiber of a morphism of directed graphs](graph-theory.fibers-morphisms-directed-graphs.md),
which is the
[dependent directed graph](graph-theory.dependent-directed-graphs.md) consisting
Expand Down
2 changes: 1 addition & 1 deletion src/graph-theory/universal-directed-graph.lagda.md
Original file line number Diff line number Diff line change
Expand Up @@ -46,7 +46,7 @@ The Hofmann–Streicher universe of presheaves on a category `𝒞` is the presh

where `*` is the terminal object of `𝒞/I`, i.e., the identity morphism on `I`.

We compute a the instances of the slice category `⇉/I`:
We compute the instances of the slice category `⇉/I`:

- The slice category `⇉/0` is the terminal category.
- The slice category `⇉/1` is the representing cospan
Expand Down
25 changes: 1 addition & 24 deletions src/structured-types/binary-globular-maps.lagda.md
Original file line number Diff line number Diff line change
Expand Up @@ -11,6 +11,7 @@ module structured-types.binary-globular-maps where
```agda
open import foundation.universe-levels

open import structured-types.globular-maps
open import structured-types.globular-types
```

Expand Down Expand Up @@ -60,27 +61,3 @@ record
( 0-cell-binary-globular-map x y)
( 0-cell-binary-globular-map x' y'))
```

### Commuting squares of binary globular maps

Consider three [globular maps](structured-types.globular-maps.md) `g : G G'`,
`h : H → H'`, and `k : K K'`, and consider two binary globular maps

```text
μ : G H K
μ' : G' H' K'.
```

A {{#concept "commuting square of binary globular maps"}}

```text
μ
G H ----> K
| | |
g | | h | k
∨ ∨ ∨
G' H' ----> K'
μ'
```

consists of a
14 changes: 8 additions & 6 deletions src/structured-types/globular-maps.lagda.md
Original file line number Diff line number Diff line change
Expand Up @@ -104,7 +104,6 @@ module _
(F : globular-map A B)
where

{-
3-cell-globular-map-globular-map :
{x y : 0-cell-Globular-Type A}
{f g : 1-cell-Globular-Type A x y}
Expand All @@ -114,11 +113,10 @@ module _
( 3-cell-globular-type-Globular-Type B
( 2-cell-globular-map F s)
( 2-cell-globular-map F t))
3-cell-globular-map-globular-map s t =
3-cell-globular-map-globular-map =
2-cell-globular-map-globular-map
( 1-cell-globular-map-globular-map F)
-}


3-cell-globular-map :
{x y : 0-cell-Globular-Type A}
{f g : 1-cell-Globular-Type A x y}
Expand All @@ -136,11 +134,15 @@ module _
```agda
id-globular-map :
{l1 l2 : Level} (A : Globular-Type l1 l2) globular-map A A
id-globular-map A =
0-cell-globular-map (id-globular-map A) = id
1-cell-globular-map-globular-map (id-globular-map A) =
id-globular-map (1-cell-globular-type-Globular-Type A _ _)

{-
λ where
.0-cell-globular-map → id
.1-cell-globular-map-globular-map {x} {y} →
id-globular-map (1-cell-globular-type-Globular-Type A x y)
id-globular-map (1-cell-globular-type-Globular-Type A x y) -}
```

### Composition of maps of globular types
Expand Down
Original file line number Diff line number Diff line change
Expand Up @@ -30,7 +30,7 @@ between two
`f : G H` equipped with a family of 2-cells

```text
(x : G₀) H₂ (f₁ (Gᵣ x)) (Hᵣ (f₀ x))
(x : G₀) H₂ (Hᵣ (f₀ x)) (f₁ (Gᵣ x))
```

from the image of the reflexivity cell at `x` in `G` to the reflexivity cell at
Expand Down
Original file line number Diff line number Diff line change
Expand Up @@ -30,7 +30,7 @@ between two
`f : G H` equipped with a family of 2-cells

```text
H₂ (f₁ (q ∘G p)) (f₁ q ∘H f₁ p)
H₂ (f₁ q ∘H f₁ p) (f₁ (q ∘G p))
```

from the image of the composite of two 1-cells `q` and `p` in `G` to the
Expand Down
2 changes: 1 addition & 1 deletion src/structured-types/lax-transitive-globular-maps.lagda.md
Original file line number Diff line number Diff line change
Expand Up @@ -26,7 +26,7 @@ and `H` is a [globular map](structured-types.globular-maps.md) `f : G → H`
equipped with a family of 2-cells

```text
H₂ (f₁ (q ∘G p)) (f₁ q ∘H f₁ p)
H₂ (f₁ q ∘H f₁ p) (f₁ (q ∘G p))
```

from the image of the composite of two 1-cells `q` and `p` in `G` to the
Expand Down

0 comments on commit ec6eec8

Please sign in to comment.