blob: f1cbb93b3360190922f60b8b8ff827372f38a627 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
|
{-# OPTIONS --without-K --safe #-}
open import Categories.Category using (Category)
open import Category.Dagger.Semiadditive using (IdempotentSemiadditiveDagger)
open import Level using (Level)
module Data.WiringDiagram.Directed
{o ℓ e : Level}
{𝒞 : Category o ℓ e}
(S : IdempotentSemiadditiveDagger 𝒞)
where
import Categories.Category.Monoidal.Properties as ⊗-Properties
import Categories.Category.Monoidal.Reasoning as ⊗-Reasoning
import Categories.Morphism.Reasoning as ⇒-Reasoning
open import Categories.Category.Helper using (categoryHelper)
open import Categories.Category.Monoidal using (Monoidal)
open import Categories.Category.Monoidal.Utilities using (module Shorthands)
open import Categories.Functor.Bifunctor using (Bifunctor)
open import Data.Product using (_,_)
open import Data.WiringDiagram.Core S using (Box; WiringDiagram; _≈-⧈_; _□_; _⧈_; _⌸_; id-⧈; _⌻_; ≈-isEquiv; pulsh)
open Category 𝒞
open IdempotentSemiadditiveDagger S
open Monoidal +-monoidal
open Shorthands +-monoidal using (α⇒; α⇐; λ⇒; λ⇐; ρ⇒; ρ⇐)
open ⊗-Properties +-monoidal using (coherence₁)
private
⌻-resp-≈ : {A B C : Box} {f h : WiringDiagram B C} {g i : WiringDiagram A B} → f ≈-⧈ h → g ≈-⧈ i → f ⌻ g ≈-⧈ h ⌻ i
⌻-resp-≈ {A} {B} {C} {fᵢ ⧈ fₒ} {hᵢ ⧈ hₒ} {gᵢ ⧈ gₒ} {iᵢ ⧈ iₒ} (fᵢ≈hᵢ ⌸ fₒ≈hₒ) (gᵢ≈iᵢ ⌸ gₒ≈iₒ) = ≈ᵢ ⌸ ∘-resp-≈ fₒ≈hₒ gₒ≈iₒ
where
open ⊗-Reasoning +-monoidal
≈ᵢ : gᵢ ∘ id ⊕₁ (fᵢ ∘ gₒ ⊕₁ id) ∘ α⇒ ∘ △ {Box.ₒ A} ⊕₁ id
≈ iᵢ ∘ id ⊕₁ (hᵢ ∘ iₒ ⊕₁ id) ∘ α⇒ ∘ △ ⊕₁ id
≈ᵢ = gᵢ≈iᵢ ⟩∘⟨ refl⟩⊗⟨ (fᵢ≈hᵢ ⟩∘⟨ gₒ≈iₒ ⟩⊗⟨refl) ⟩∘⟨refl
⌻-assoc : {A B C D : Box} {f : WiringDiagram A B} {g : WiringDiagram B C} {h : WiringDiagram C D} → (h ⌻ g) ⌻ f ≈-⧈ h ⌻ (g ⌻ f)
⌻-assoc {Aᵢ □ Aₒ} {Bᵢ □ Bₒ} {Cᵢ □ Cₒ} {Dᵢ □ Dₒ} {fᵢ ⧈ fₒ} {gᵢ ⧈ gₒ} {hᵢ ⧈ hₒ} = ≈ᵢ ⌸ assoc
where
open ⊗-Reasoning +-monoidal
term₁ : Aₒ ⊕₀ Dᵢ ⇒ Cᵢ
term₁ = hᵢ ∘ (gₒ ∘ fₒ) ⊕₁ id
term₂ : Bₒ ⊕₀ Dᵢ ⇒ Cᵢ
term₂ = hᵢ ∘ gₒ ⊕₁ id
term₃ : Aₒ ⊕₀ Cᵢ ⇒ Bᵢ
term₃ = gᵢ ∘ fₒ ⊕₁ id
open ⇒-Reasoning 𝒞
lemma₁ : α⇒ {Aₒ ⊕₀ Aₒ} {Aₒ} {Dᵢ} ∘ (α⇐ ∘ id ⊕₁ △) ⊕₁ id ∘ △ ⊕₁ id ≈ △ ⊕₁ id ∘ α⇒ ∘ △ ⊕₁ id
lemma₁ = begin
α⇒ ∘ (α⇐ ∘ id ⊕₁ △) ⊕₁ id ∘ △ ⊕₁ id ≈⟨ refl⟩∘⟨ pushˡ split₁ˡ ⟩
α⇒ ∘ α⇐ ⊕₁ id ∘ (id ⊕₁ △) ⊕₁ id ∘ △ ⊕₁ id ≈⟨ refl⟩∘⟨ refl⟩∘⟨ merge₁ˡ ⟩
α⇒ ∘ α⇐ ⊕₁ id ∘ (id ⊕₁ △ ∘ △) ⊕₁ id ≈⟨ refl⟩∘⟨ refl⟩∘⟨ △-assoc ⟩⊗⟨refl ⟩
α⇒ ∘ α⇐ ⊕₁ id ∘ (α⇒ ∘ △ ⊕₁ id ∘ △) ⊕₁ id ≈⟨ refl⟩∘⟨ merge₁ʳ ⟩
α⇒ ∘ (α⇐ ∘ α⇒ ∘ △ ⊕₁ id ∘ △) ⊕₁ id ≈⟨ refl⟩∘⟨ cancelˡ associator.isoˡ ⟩⊗⟨refl ⟩
α⇒ ∘ (△ ⊕₁ id ∘ △) ⊕₁ id ≈⟨ refl⟩∘⟨ split₁ˡ ⟩
α⇒ ∘ (△ ⊕₁ id) ⊕₁ id ∘ △ ⊕₁ id ≈⟨ extendʳ assoc-commute-from ⟩
△ ⊕₁ id ⊕₁ id ∘ α⇒ ∘ △ ⊕₁ id ≈⟨ refl⟩⊗⟨ ⊕.identity ⟩∘⟨refl ⟩
△ ⊕₁ id ∘ α⇒ ∘ △ ⊕₁ id ∎
lemma₂ : △ ⊕₁ id {Dᵢ} ∘ fₒ ⊕₁ id ≈ (fₒ ⊕₁ fₒ) ⊕₁ id ∘ △ ⊕₁ id
lemma₂ = begin
△ ⊕₁ id ∘ fₒ ⊕₁ id ≈⟨ merge₁ʳ ⟩
(△ ∘ fₒ) ⊕₁ id ≈⟨ ⇒△ ⟩⊗⟨refl ⟩
(fₒ ⊕₁ fₒ ∘ △) ⊕₁ id ≈⟨ split₁ʳ ⟩
(fₒ ⊕₁ fₒ) ⊕₁ id ∘ △ ⊕₁ id ∎
≈ᵢ : fᵢ ∘ id ⊕₁ ((gᵢ ∘ id ⊕₁ (hᵢ ∘ gₒ ⊕₁ id) ∘ α⇒ ∘ △ ⊕₁ id) ∘ fₒ ⊕₁ id) ∘ α⇒ ∘ △ ⊕₁ id
≈ (fᵢ ∘ id ⊕₁ (gᵢ ∘ fₒ ⊕₁ id) ∘ α⇒ ∘ △ ⊕₁ id) ∘ id ⊕₁ (hᵢ ∘ (gₒ ∘ fₒ) ⊕₁ id) ∘ α⇒ ∘ △ ⊕₁ id
≈ᵢ = begin
fᵢ ∘ id ⊕₁ ((gᵢ ∘ id ⊕₁ term₂ ∘ α⇒ ∘ △ ⊕₁ id) ∘ fₒ ⊕₁ id) ∘ α⇒ ∘ △ ⊕₁ id
≈⟨ refl⟩∘⟨ refl⟩⊗⟨ extendˡ (extendˡ assoc) ⟩∘⟨refl ⟩
fᵢ ∘ id ⊕₁ ((gᵢ ∘ id ⊕₁ term₂ ∘ α⇒) ∘ △ ⊕₁ id ∘ fₒ ⊕₁ id) ∘ α⇒ ∘ △ ⊕₁ id
≈⟨ refl⟩∘⟨ refl⟩⊗⟨ (refl⟩∘⟨ lemma₂) ⟩∘⟨refl ⟩
fᵢ ∘ id ⊕₁ ((gᵢ ∘ id ⊕₁ term₂ ∘ α⇒) ∘ (fₒ ⊕₁ fₒ) ⊕₁ id ∘ △ ⊕₁ id) ∘ α⇒ ∘ △ ⊕₁ id
≈⟨ refl⟩∘⟨ refl⟩⊗⟨ extendˡ assoc ⟩∘⟨refl ⟩
fᵢ ∘ id ⊕₁ ((gᵢ ∘ id ⊕₁ term₂) ∘ α⇒ ∘ (fₒ ⊕₁ fₒ) ⊕₁ id ∘ △ ⊕₁ id) ∘ α⇒ ∘ △ ⊕₁ id
≈⟨ refl⟩∘⟨ refl⟩⊗⟨ (refl⟩∘⟨ extendʳ assoc-commute-from ) ⟩∘⟨refl ⟩
fᵢ ∘ id ⊕₁ ((gᵢ ∘ id ⊕₁ term₂) ∘ fₒ ⊕₁ fₒ ⊕₁ id ∘ α⇒ ∘ △ ⊕₁ id) ∘ α⇒ ∘ △ ⊕₁ id
≈⟨ refl⟩∘⟨ refl⟩⊗⟨ assoc ⟩∘⟨refl ⟩
fᵢ ∘ id ⊕₁ (gᵢ ∘ id ⊕₁ term₂ ∘ fₒ ⊕₁ fₒ ⊕₁ id ∘ α⇒ ∘ △ ⊕₁ id) ∘ α⇒ ∘ △ ⊕₁ id
≈⟨ refl⟩∘⟨ refl⟩⊗⟨ (refl⟩∘⟨ pullˡ merge₂ˡ ) ⟩∘⟨refl ⟩
fᵢ ∘ id ⊕₁ (gᵢ ∘ fₒ ⊕₁ (term₂ ∘ fₒ ⊕₁ id) ∘ α⇒ ∘ △ ⊕₁ id) ∘ α⇒ ∘ △ ⊕₁ id
≈⟨ refl⟩∘⟨ refl⟩⊗⟨ (refl⟩∘⟨ refl⟩⊗⟨ pullʳ merge₁ʳ ⟩∘⟨refl) ⟩∘⟨refl ⟩
fᵢ ∘ id ⊕₁ (gᵢ ∘ fₒ ⊕₁ term₁ ∘ α⇒ ∘ △ ⊕₁ id) ∘ α⇒ ∘ △ ⊕₁ id
≈⟨ refl⟩∘⟨ refl⟩⊗⟨ assoc ⟩∘⟨refl ⟨
fᵢ ∘ id ⊕₁ ((gᵢ ∘ fₒ ⊕₁ term₁) ∘ α⇒ ∘ △ ⊕₁ id) ∘ α⇒ ∘ △ ⊕₁ id
≈⟨ refl⟩∘⟨ refl⟩⊗⟨ extendˡ assoc ⟩∘⟨refl ⟨
fᵢ ∘ id ⊕₁ ((gᵢ ∘ fₒ ⊕₁ term₁ ∘ α⇒) ∘ △ ⊕₁ id) ∘ α⇒ ∘ △ ⊕₁ id
≈⟨ refl⟩∘⟨ pushˡ split₂ʳ ⟩
fᵢ ∘ id ⊕₁ (gᵢ ∘ fₒ ⊕₁ term₁ ∘ α⇒) ∘ id ⊕₁ △ ⊕₁ id ∘ α⇒ ∘ △ ⊕₁ id
≈⟨ refl⟩∘⟨ refl⟩∘⟨ extendʳ assoc-commute-from ⟨
fᵢ ∘ id ⊕₁ (gᵢ ∘ fₒ ⊕₁ term₁ ∘ α⇒) ∘ α⇒ ∘ (id ⊕₁ △) ⊕₁ id ∘ △ ⊕₁ id
≈⟨ refl⟩∘⟨ extendʳ (refl⟩⊗⟨ assoc ⟩∘⟨refl) ⟨
fᵢ ∘ id ⊕₁ ((gᵢ ∘ fₒ ⊕₁ term₁) ∘ α⇒) ∘ α⇒ ∘ (id ⊕₁ △) ⊕₁ id ∘ △ ⊕₁ id
≈⟨ refl⟩∘⟨ pushˡ split₂ʳ ⟩
fᵢ ∘ id ⊕₁ (gᵢ ∘ fₒ ⊕₁ term₁) ∘ id ⊕₁ α⇒ ∘ α⇒ ∘ (id ⊕₁ △) ⊕₁ id ∘ △ ⊕₁ id
≈⟨ refl⟩∘⟨ refl⟩∘⟨ refl⟩∘⟨ refl⟩∘⟨ insertˡ associator.isoʳ ⟩⊗⟨refl ⟩∘⟨refl ⟩
fᵢ ∘ id ⊕₁ (gᵢ ∘ fₒ ⊕₁ term₁) ∘ id ⊕₁ α⇒ ∘ α⇒ ∘ (α⇒ ∘ α⇐ ∘ id ⊕₁ △) ⊕₁ id ∘ △ ⊕₁ id
≈⟨ refl⟩∘⟨ refl⟩∘⟨ refl⟩∘⟨ refl⟩∘⟨ pushˡ split₁ʳ ⟩
fᵢ ∘ id ⊕₁ (gᵢ ∘ fₒ ⊕₁ term₁) ∘ id ⊕₁ α⇒ ∘ α⇒ ∘ α⇒ ⊕₁ id ∘ (α⇐ ∘ id ⊕₁ △) ⊕₁ id ∘ △ ⊕₁ id
≈⟨ refl⟩∘⟨ refl⟩∘⟨ refl⟩∘⟨ assoc ⟨
fᵢ ∘ id ⊕₁ (gᵢ ∘ fₒ ⊕₁ term₁) ∘ id ⊕₁ α⇒ ∘ (α⇒ ∘ α⇒ ⊕₁ id) ∘ (α⇐ ∘ id ⊕₁ △) ⊕₁ id ∘ △ ⊕₁ id
≈⟨ refl⟩∘⟨ refl⟩∘⟨ extendʳ pentagon ⟩
fᵢ ∘ id ⊕₁ (gᵢ ∘ fₒ ⊕₁ term₁) ∘ α⇒ ∘ α⇒ ∘ (α⇐ ∘ id ⊕₁ △) ⊕₁ id ∘ △ ⊕₁ id
≈⟨ refl⟩∘⟨ refl⟩⊗⟨ pushʳ serialize₁₂ ⟩∘⟨refl ⟩
fᵢ ∘ id ⊕₁ (term₃ ∘ id ⊕₁ term₁) ∘ α⇒ ∘ α⇒ ∘ (α⇐ ∘ id ⊕₁ △) ⊕₁ id ∘ △ ⊕₁ id
≈⟨ refl⟩∘⟨ pushˡ split₂ʳ ⟩
fᵢ ∘ id ⊕₁ term₃ ∘ id ⊕₁ id ⊕₁ term₁ ∘ α⇒ ∘ α⇒ ∘ (α⇐ ∘ id ⊕₁ △) ⊕₁ id ∘ △ ⊕₁ id
≈⟨ refl⟩∘⟨ refl⟩∘⟨ extendʳ assoc-commute-from ⟨
fᵢ ∘ id ⊕₁ term₃ ∘ α⇒ ∘ (id ⊕₁ id) ⊕₁ term₁ ∘ α⇒ ∘ (α⇐ ∘ id ⊕₁ △) ⊕₁ id ∘ △ ⊕₁ id
≈⟨ refl⟩∘⟨ refl⟩∘⟨ refl⟩∘⟨ ⊕.identity ⟩⊗⟨refl ⟩∘⟨refl ⟩
fᵢ ∘ id ⊕₁ term₃ ∘ α⇒ ∘ id ⊕₁ term₁ ∘ α⇒ ∘ (α⇐ ∘ id ⊕₁ △) ⊕₁ id ∘ △ ⊕₁ id
≈⟨ refl⟩∘⟨ refl⟩∘⟨ refl⟩∘⟨ refl⟩∘⟨ lemma₁ ⟩
fᵢ ∘ id ⊕₁ term₃ ∘ α⇒ ∘ id ⊕₁ term₁ ∘ △ ⊕₁ id ∘ α⇒ ∘ △ ⊕₁ id
≈⟨ refl⟩∘⟨ refl⟩∘⟨ refl⟩∘⟨ extendʳ (Equiv.sym serialize₂₁ ○ serialize₁₂) ⟩
fᵢ ∘ id ⊕₁ term₃ ∘ α⇒ ∘ △ ⊕₁ id ∘ id ⊕₁ term₁ ∘ α⇒ ∘ △ ⊕₁ id
≈⟨ refl⟩∘⟨ refl⟩∘⟨ assoc ⟨
fᵢ ∘ id ⊕₁ term₃ ∘ (α⇒ ∘ △ ⊕₁ id) ∘ id ⊕₁ term₁ ∘ α⇒ ∘ △ ⊕₁ id
≈⟨ refl⟩∘⟨ assoc ⟨
fᵢ ∘ (id ⊕₁ term₃ ∘ α⇒ ∘ △ ⊕₁ id) ∘ id ⊕₁ term₁ ∘ α⇒ ∘ △ ⊕₁ id
≈⟨ assoc ⟨
(fᵢ ∘ id ⊕₁ term₃ ∘ α⇒ ∘ △ ⊕₁ id) ∘ id ⊕₁ term₁ ∘ α⇒ ∘ △ ⊕₁ id ∎
⌻-identityˡ : {A B : Box} {f : WiringDiagram A B} → id-⧈ ⌻ f ≈-⧈ f
⌻-identityˡ {Aᵢ □ Aₒ} {Bᵢ □ Bₒ} {fᵢ ⧈ fₒ} = ≈ᵢ ⌸ identityˡ
where
open ⇒-Reasoning 𝒞
open ⊗-Reasoning +-monoidal
≈ᵢ : fᵢ ∘ id ⊕₁ (p₂ ∘ fₒ ⊕₁ id) ∘ α⇒ ∘ △ ⊕₁ id ≈ fᵢ
≈ᵢ = begin
fᵢ ∘ id ⊕₁ (p₂ ∘ fₒ ⊕₁ id) ∘ α⇒ ∘ △ ⊕₁ id ≈⟨ refl⟩∘⟨ refl⟩⊗⟨ (p₂-⊕ ⟩∘⟨refl) ⟩∘⟨refl ⟩
fᵢ ∘ id ⊕₁ ((λ⇒ ∘ ! ⊕₁ id) ∘ fₒ ⊕₁ id) ∘ α⇒ ∘ △ ⊕₁ id ≈⟨ refl⟩∘⟨ refl⟩⊗⟨ pullʳ merge₁ʳ ⟩∘⟨refl ⟩
fᵢ ∘ id ⊕₁ (λ⇒ ∘ (! ∘ fₒ) ⊕₁ id) ∘ α⇒ ∘ △ ⊕₁ id ≈⟨ refl⟩∘⟨ refl⟩⊗⟨ (refl⟩∘⟨ ⇒! ⟩⊗⟨refl) ⟩∘⟨refl ⟩
fᵢ ∘ id ⊕₁ (λ⇒ ∘ ! ⊕₁ id) ∘ α⇒ ∘ △ ⊕₁ id ≈⟨ refl⟩∘⟨ pushˡ split₂ʳ ⟩
fᵢ ∘ id ⊕₁ λ⇒ ∘ id ⊕₁ ! ⊕₁ id ∘ α⇒ ∘ △ ⊕₁ id ≈⟨ refl⟩∘⟨ refl⟩∘⟨ extendʳ assoc-commute-from ⟨
fᵢ ∘ id ⊕₁ λ⇒ ∘ α⇒ ∘ (id ⊕₁ !) ⊕₁ id ∘ △ ⊕₁ id ≈⟨ refl⟩∘⟨ refl⟩∘⟨ refl⟩∘⟨ merge₁ˡ ⟩
fᵢ ∘ id ⊕₁ λ⇒ ∘ α⇒ ∘ (id ⊕₁ ! ∘ △) ⊕₁ id ≈⟨ refl⟩∘⟨ pullˡ triangle ⟩
fᵢ ∘ ρ⇒ ⊕₁ id ∘ (id ⊕₁ ! ∘ △) ⊕₁ id ≈⟨ refl⟩∘⟨ merge₁ʳ ⟩
fᵢ ∘ (ρ⇒ ∘ id ⊕₁ ! ∘ △) ⊕₁ id ≈⟨ refl⟩∘⟨ (refl⟩∘⟨ △-identityʳ ) ⟩⊗⟨refl ⟩
fᵢ ∘ (ρ⇒ ∘ ρ⇐) ⊕₁ id ≈⟨ refl⟩∘⟨ unitorʳ.isoʳ ⟩⊗⟨refl ⟩
fᵢ ∘ id ⊕₁ id ≈⟨ elimʳ ⊕.identity ⟩
fᵢ ∎
⌻-identityʳ : {A B : Box} {f : WiringDiagram A B} → f ⌻ id-⧈ ≈-⧈ f
⌻-identityʳ {Aᵢ □ Aₒ} {Bᵢ □ Bₒ} {fᵢ ⧈ fₒ} = ≈ᵢ ⌸ identityʳ
where
open ⇒-Reasoning 𝒞
open ⊗-Reasoning +-monoidal
≈ᵢ : p₂ ∘ id ⊕₁ (fᵢ ∘ id ⊕₁ id) ∘ α⇒ ∘ △ ⊕₁ id ≈ fᵢ
≈ᵢ = begin
p₂ ∘ id ⊕₁ (fᵢ ∘ id ⊕₁ id) ∘ α⇒ ∘ △ ⊕₁ id ≈⟨ p₂-⊕ ⟩∘⟨refl ⟩
(λ⇒ ∘ ! ⊕₁ id) ∘ id ⊕₁ (fᵢ ∘ id ⊕₁ id) ∘ α⇒ ∘ △ ⊕₁ id ≈⟨ refl⟩∘⟨ refl⟩⊗⟨ elimʳ ⊕.identity ⟩∘⟨refl ⟩
(λ⇒ ∘ ! ⊕₁ id) ∘ id ⊕₁ fᵢ ∘ α⇒ ∘ △ ⊕₁ id ≈⟨ pullˡ (pullʳ (Equiv.sym serialize₁₂)) ⟩
(λ⇒ ∘ ! ⊕₁ fᵢ) ∘ α⇒ ∘ △ ⊕₁ id ≈⟨ pullʳ (pushˡ serialize₂₁) ⟩
λ⇒ ∘ id ⊕₁ fᵢ ∘ ! ⊕₁ id ∘ α⇒ ∘ △ ⊕₁ id ≈⟨ refl⟩∘⟨ refl⟩∘⟨ refl⟩⊗⟨ ⊕.identity ⟩∘⟨refl ⟨
λ⇒ ∘ id ⊕₁ fᵢ ∘ ! ⊕₁ id ⊕₁ id ∘ α⇒ ∘ △ ⊕₁ id ≈⟨ refl⟩∘⟨ refl⟩∘⟨ extendʳ assoc-commute-from ⟨
λ⇒ ∘ id ⊕₁ fᵢ ∘ α⇒ ∘ (! ⊕₁ id) ⊕₁ id ∘ △ ⊕₁ id ≈⟨ refl⟩∘⟨ refl⟩∘⟨ refl⟩∘⟨ merge₁ʳ ⟩
λ⇒ ∘ id ⊕₁ fᵢ ∘ α⇒ ∘ (! ⊕₁ id ∘ △) ⊕₁ id ≈⟨ extendʳ unitorˡ-commute-from ⟩
fᵢ ∘ λ⇒ ∘ α⇒ ∘ (! ⊕₁ id ∘ △) ⊕₁ id ≈⟨ refl⟩∘⟨ refl⟩∘⟨ refl⟩∘⟨ △-identityˡ ⟩⊗⟨refl ⟩
fᵢ ∘ λ⇒ ∘ α⇒ ∘ λ⇐ ⊕₁ id ≈⟨ refl⟩∘⟨ pullˡ coherence₁ ⟩
fᵢ ∘ λ⇒ ⊕₁ id ∘ λ⇐ ⊕₁ id ≈⟨ refl⟩∘⟨ merge₁ʳ ⟩
fᵢ ∘ (λ⇒ ∘ λ⇐) ⊕₁ id ≈⟨ refl⟩∘⟨ unitorˡ.isoʳ ⟩⊗⟨refl ⟩
fᵢ ∘ id ⊕₁ id ≈⟨ elimʳ ⊕.identity ⟩
fᵢ ∎
-- The category of directed wiring diagrams
DWD : Category o ℓ e
DWD = categoryHelper record
{ Obj = Box
; _⇒_ = WiringDiagram
; _≈_ = _≈-⧈_
; id = id-⧈
; _∘_ = _⌻_
; assoc = ⌻-assoc
; identityˡ = ⌻-identityˡ
; identityʳ = ⌻-identityʳ
; equiv = ≈-isEquiv
; ∘-resp-≈ = ⌻-resp-≈
}
-- Every pair of morphisms in 𝒞 gives a wiring diagram
Pulsh : Bifunctor op 𝒞 DWD
Pulsh = record
{ F₀ = λ (A , B) → A □ B
; F₁ = λ (f , g) → pulsh f g
; identity = elimˡ Equiv.refl ⌸ Equiv.refl
; homomorphism = λ { {A} {B} {C} {f , g} {f′ , g′} → homoᵢ g g′ f f′ ⌸ Equiv.refl }
; F-resp-≈ = λ (f≈f′ , g≈g′) → (f≈f′ ⟩∘⟨refl) ⌸ g≈g′
}
where
open ⇒-Reasoning 𝒞
open ⊗-Reasoning +-monoidal
homoᵢ : {A B C D E F : Obj} (g : A ⇒ B) (g′ : B ⇒ C) (f : E ⇒ F) (f′ : D ⇒ E)
→ (f ∘ f′) ∘ p₂
≈ (f ∘ p₂) ∘ (id ⊕₁ ((f′ ∘ p₂) ∘ g ⊕₁ id)) ∘ α⇒ ∘ (△ ⊕₁ id)
homoᵢ g g′ f f′ = begin
(f ∘ f′) ∘ p₂ ≈⟨ refl⟩∘⟨ p₂-⊕ ⟩
(f ∘ f′) ∘ λ⇒ ∘ ! ⊕₁ id ≈⟨ refl⟩∘⟨ refl⟩∘⟨ insertˡ p₁∘△ ⟩⊗⟨refl ⟩
(f ∘ f′) ∘ λ⇒ ∘ (p₁ ∘ △ ∘ !) ⊕₁ id ≈⟨ refl⟩∘⟨ refl⟩∘⟨ (ρ⇒≈p₁ ⟩∘⟨refl) ⟩⊗⟨refl ⟨
(f ∘ f′) ∘ λ⇒ ∘ (ρ⇒ ∘ △ ∘ !) ⊕₁ id ≈⟨ refl⟩∘⟨ refl⟩∘⟨ (refl⟩∘⟨ ⇒△) ⟩⊗⟨refl ⟩
(f ∘ f′) ∘ λ⇒ ∘ (ρ⇒ ∘ ! ⊕₁ ! ∘ △) ⊕₁ id ≈⟨ refl⟩∘⟨ refl⟩∘⟨ split₁ʳ ⟩
(f ∘ f′) ∘ λ⇒ ∘ ρ⇒ ⊕₁ id ∘ (! ⊕₁ ! ∘ △) ⊕₁ id ≈⟨ refl⟩∘⟨ refl⟩∘⟨ refl⟩∘⟨ split₁ʳ ⟩
(f ∘ f′) ∘ λ⇒ ∘ ρ⇒ ⊕₁ id ∘ (! ⊕₁ !) ⊕₁ id ∘ △ ⊕₁ id ≈⟨ refl⟩∘⟨ refl⟩∘⟨ pushˡ (Equiv.sym triangle) ⟩
(f ∘ f′) ∘ λ⇒ ∘ id ⊕₁ λ⇒ ∘ α⇒ ∘ (! ⊕₁ !) ⊕₁ id ∘ △ ⊕₁ id ≈⟨ refl⟩∘⟨ refl⟩∘⟨ refl⟩∘⟨ extendʳ assoc-commute-from ⟩
(f ∘ f′) ∘ λ⇒ ∘ id ⊕₁ λ⇒ ∘ ! ⊕₁ ! ⊕₁ id ∘ α⇒ ∘ (△ ⊕₁ id) ≈⟨ refl⟩∘⟨ refl⟩∘⟨ pullˡ merge₂ˡ ⟩
(f ∘ f′) ∘ λ⇒ ∘ ! ⊕₁ (λ⇒ ∘ ! ⊕₁ id) ∘ α⇒ ∘ (△ ⊕₁ id) ≈⟨ pullʳ (extendʳ (Equiv.sym unitorˡ-commute-from)) ⟩
f ∘ λ⇒ ∘ id ⊕₁ f′ ∘ ! ⊕₁ (λ⇒ ∘ ! ⊕₁ id) ∘ α⇒ ∘ (△ ⊕₁ id) ≈⟨ refl⟩∘⟨ refl⟩∘⟨ pullˡ merge₂ˡ ⟩
f ∘ λ⇒ ∘ ! ⊕₁ (f′ ∘ λ⇒ ∘ ! ⊕₁ id) ∘ α⇒ ∘ (△ ⊕₁ id) ≈⟨ refl⟩∘⟨ refl⟩∘⟨ refl⟩⊗⟨ (refl⟩∘⟨ refl⟩∘⟨ ⇒! ⟩⊗⟨refl) ⟩∘⟨refl ⟨
f ∘ λ⇒ ∘ ! ⊕₁ (f′ ∘ λ⇒ ∘ (! ∘ g) ⊕₁ id) ∘ α⇒ ∘ (△ ⊕₁ id) ≈⟨ refl⟩∘⟨ refl⟩∘⟨ refl⟩⊗⟨ (refl⟩∘⟨ pushʳ split₁ˡ) ⟩∘⟨refl ⟩
f ∘ λ⇒ ∘ ! ⊕₁ (f′ ∘ (λ⇒ ∘ ! ⊕₁ id) ∘ g ⊕₁ id) ∘ α⇒ ∘ (△ ⊕₁ id) ≈⟨ refl⟩∘⟨ refl⟩∘⟨ refl⟩⊗⟨ pushˡ (refl⟩∘⟨ p₂-⊕) ⟩∘⟨refl ⟨
f ∘ λ⇒ ∘ ! ⊕₁ ((f′ ∘ p₂) ∘ g ⊕₁ id) ∘ α⇒ ∘ (△ ⊕₁ id) ≈⟨ refl⟩∘⟨ refl⟩∘⟨ pushˡ serialize₁₂ ⟩
f ∘ λ⇒ ∘ ! ⊕₁ id ∘ (id ⊕₁ ((f′ ∘ p₂) ∘ g ⊕₁ id)) ∘ α⇒ ∘ (△ ⊕₁ id) ≈⟨ pushʳ (pullˡ (Equiv.sym p₂-⊕)) ⟩
(f ∘ p₂) ∘ (id ⊕₁ ((f′ ∘ p₂) ∘ g ⊕₁ id)) ∘ α⇒ ∘ (△ ⊕₁ id) ∎
|
