Mercurial > hg > Members > kono > Proof > automaton
comparison a02/agda/data1.agda @ 406:a60132983557
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author | Shinji KONO <kono@ie.u-ryukyu.ac.jp> |
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date | Wed, 08 Nov 2023 21:35:54 +0900 |
parents | 407684f806e4 |
children |
comparison
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405:af8f630b7e60 | 406:a60132983557 |
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26 proj2 : B | 26 proj2 : B |
27 | 27 |
28 open _∧_ | 28 open _∧_ |
29 | 29 |
30 ex3' : {A B : Set} → ( A ∨ B ) → A ∧ B -- this is wrong | 30 ex3' : {A B : Set} → ( A ∨ B ) → A ∧ B -- this is wrong |
31 ex3' = ? | 31 ex3' (case1 x) = ? |
32 ex3' (case2 x) = ? | |
32 | 33 |
33 ex4' : {A B : Set} → ( A ∧ B ) → A ∨ B | 34 ex4' : {A B : Set} → ( A ∧ B ) → A ∨ B |
34 ex4' ab = case1 (proj1 ab ) | 35 ex4' ⟪ a , b ⟫ = ? |
35 | 36 |
36 --- ex5 : {A B C : Set} → (( A → C ) ∨ ( B → C ) ) → ( ( A ∨ B ) → C ) is wrong | 37 --- ex5 : {A B C : Set} → (( A → C ) ∨ ( B → C ) ) → ( ( A ∨ B ) → C ) is wrong |
37 ex5 : {A B C : Set} → (( A → C ) ∨ ( B → C ) ) → ( ( A ∧ B ) → C ) | 38 ex5 : {A B C : Set} → (( A → C ) ∨ ( B → C ) ) → ( ( A ∧ B ) → C ) |
38 ex5 (case1 a→c) ab = a→c (proj1 ab) | 39 ex5 = ? |
39 ex5 (case2 b→c) ab = b→c (proj2 ab) | |
40 | 40 |
41 data ⊥ : Set where | 41 data ⊥ : Set where |
42 | 42 |
43 ⊥-elim : {A : Set } -> ⊥ -> A | 43 ⊥-elim : {A : Set } → ⊥ → A |
44 ⊥-elim = {!!} | 44 ⊥-elim () |
45 | 45 |
46 ¬_ : Set → Set | 46 ¬_ : Set → Set |
47 ¬ A = A → ⊥ | 47 ¬ A = A → ⊥ |
48 | 48 |
49 | 49 |
74 | 74 |
75 problem2 : Goat → Rabbit | 75 problem2 : Goat → Rabbit |
76 problem2 = {!!} | 76 problem2 = {!!} |
77 | 77 |
78 | 78 |
79 data Nat : Set where | |
80 zero : Nat | |
81 suc : Nat → Nat | |
82 | |
83 one : Nat | |
84 one = suc zero | |
85 | |
86 five : Nat | |
87 five = suc (suc (suc (suc (suc zero)))) | |
88 | |
89 add : ( a b : Nat ) → Nat | |
90 add zero x = x | |
91 add (suc x) y = suc ( add x y ) | |
92 | |
93 data _≡_ {A : Set } : ( x y : A ) → Set where | |
94 refl : {x : A} → x ≡ x | |
95 | |
96 test11 : add one five ≡ suc five | |
97 test11 = refl | |
98 | |
99 mul : ( a b : Nat ) → Nat | |
100 mul zero x = zero | |
101 mul (suc x) y = add y (mul x y) | |
102 | |
103 ex6 : Nat | |
104 ex6 = mul ( suc ( suc zero)) (suc ( suc ( suc zero)) ) | |
105 | |
106 ex7 : mul ( suc ( suc zero)) (suc ( suc ( suc zero)) ) ≡ suc (suc (suc (suc (suc (suc zero))))) | |
107 ex7 = refl | |
108 | |
79 data Three : Set where | 109 data Three : Set where |
80 t1 : Three | 110 t1 : Three |
81 t2 : Three | 111 t2 : Three |
82 t3 : Three | 112 t3 : Three |
83 | 113 |
93 data 3Ring : (dom cod : Three) → Set where | 123 data 3Ring : (dom cod : Three) → Set where |
94 r1 : 3Ring t1 t2 | 124 r1 : 3Ring t1 t2 |
95 r2 : 3Ring t2 t3 | 125 r2 : 3Ring t2 t3 |
96 r3 : 3Ring t3 t1 | 126 r3 : 3Ring t3 t1 |
97 | 127 |
98 data Nat : Set where | |
99 zero : Nat | |
100 suc : Nat → Nat | |
101 | |
102 add : ( a b : Nat ) → Nat | |
103 add zero x = x | |
104 add (suc x) y = suc ( add x y ) | |
105 | |
106 mul : ( a b : Nat ) → Nat | |
107 mul zero x = zero | |
108 mul (suc x) y = add y (mul x y) | |
109 | |
110 ex6 : Nat | |
111 ex6 = mul ( suc ( suc zero)) (suc ( suc ( suc zero)) ) | |
112 | |
113 data connected { V : Set } ( E : V -> V -> Set ) ( x y : V ) : Set where | 128 data connected { V : Set } ( E : V -> V -> Set ) ( x y : V ) : Set where |
114 direct : E x y -> connected E x y | 129 direct : E x y -> connected E x y |
115 indirect : { z : V } -> E x z -> connected {V} E z y -> connected E x y | 130 indirect : { z : V } -> E x z -> connected {V} E z y -> connected E x y |
116 | 131 |
117 dag : { V : Set } ( E : V -> V -> Set ) -> Set | 132 dag : { V : Set } ( E : V -> V -> Set ) → Set |
118 dag {V} E = ∀ (n : V) → ¬ ( connected E n n ) | 133 dag {V} E = ∀ (n : V) → ¬ ( connected E n n ) |
119 | 134 |
120 lemma : ¬ (dag 3Ring ) | 135 lemma : ¬ (dag 3Ring ) |
121 lemma r = r t1 ( indirect r1 (indirect r2 (direct r3 ))) | 136 lemma r = ? |
137 | |
138 -- t1 → t2 → t3 | |
139 -- | |
140 data 3Line : (dom cod : Three) → Set where | |
141 line1 : 3Line t1 t2 | |
142 line2 : 3Line t2 t3 | |
143 | |
144 lemma1 : dag 3Line | |
145 lemma1 = ? | |
146 | |
147 | |
148 |