url
stringclasses 147
values | commit
stringclasses 147
values | file_path
stringlengths 7
101
| full_name
stringlengths 1
94
| start
stringlengths 6
10
| end
stringlengths 6
11
| tactic
stringlengths 1
11.2k
| state_before
stringlengths 3
2.09M
| state_after
stringlengths 6
2.09M
|
---|---|---|---|---|---|---|---|---|
https://github.com/pthomas505/FOL.git
|
097a4abea51b641d144539b9a0f7516f3b9d818c
|
FOL/List.lean
|
List.nodup_eq_len_imp_exists_bijon
|
[162, 1]
|
[256, 30]
|
case inr c3 =>
obtain s1 := List.mem_map_of_mem f c3
simp only [a1_right] at s1
simp only [← a2] at s1
contradiction
|
α : Type
inst✝ : DecidableEq α
xs_hd : α
xs_tl : List α
ys_hd : α
ys_tl : List α
h1 : xs_tl.length = ys_tl.length
h2_left : xs_hd ∉ xs_tl
h2_right : xs_tl.Nodup
h3_left : ys_hd ∉ ys_tl
h3_right : ys_tl.Nodup
f : α → α
a1_left : InjOn f xs_tl
a1_right : map f xs_tl = ys_tl
x1 x2 : α
x1_mem : x1 = xs_hd ∨ x1 ∈ xs_tl
c1 : x1 = xs_hd
c2 : ¬x2 = xs_hd
a2 : ys_hd = f x2
c3 : x2 ∈ xs_tl
⊢ x1 = x2
|
no goals
|
https://github.com/pthomas505/FOL.git
|
097a4abea51b641d144539b9a0f7516f3b9d818c
|
FOL/List.lean
|
List.nodup_eq_len_imp_exists_bijon
|
[162, 1]
|
[256, 30]
|
contradiction
|
α : Type
inst✝ : DecidableEq α
xs_hd : α
xs_tl : List α
ys_hd : α
ys_tl : List α
h1 : xs_tl.length = ys_tl.length
h2_left : xs_hd ∉ xs_tl
h2_right : xs_tl.Nodup
h3_left : ys_hd ∉ ys_tl
h3_right : ys_tl.Nodup
f : α → α
a1_left : InjOn f xs_tl
a1_right : map f xs_tl = ys_tl
x1 x2 : α
x1_mem : x1 = xs_hd ∨ x1 ∈ xs_tl
c1 : x1 = xs_hd
c2 : ¬x2 = xs_hd
a2 : ys_hd = f x2
c3 : x2 = xs_hd
⊢ x1 = x2
|
no goals
|
https://github.com/pthomas505/FOL.git
|
097a4abea51b641d144539b9a0f7516f3b9d818c
|
FOL/List.lean
|
List.nodup_eq_len_imp_exists_bijon
|
[162, 1]
|
[256, 30]
|
obtain s1 := List.mem_map_of_mem f c3
|
α : Type
inst✝ : DecidableEq α
xs_hd : α
xs_tl : List α
ys_hd : α
ys_tl : List α
h1 : xs_tl.length = ys_tl.length
h2_left : xs_hd ∉ xs_tl
h2_right : xs_tl.Nodup
h3_left : ys_hd ∉ ys_tl
h3_right : ys_tl.Nodup
f : α → α
a1_left : InjOn f xs_tl
a1_right : map f xs_tl = ys_tl
x1 x2 : α
x1_mem : x1 = xs_hd ∨ x1 ∈ xs_tl
c1 : x1 = xs_hd
c2 : ¬x2 = xs_hd
a2 : ys_hd = f x2
c3 : x2 ∈ xs_tl
⊢ x1 = x2
|
α : Type
inst✝ : DecidableEq α
xs_hd : α
xs_tl : List α
ys_hd : α
ys_tl : List α
h1 : xs_tl.length = ys_tl.length
h2_left : xs_hd ∉ xs_tl
h2_right : xs_tl.Nodup
h3_left : ys_hd ∉ ys_tl
h3_right : ys_tl.Nodup
f : α → α
a1_left : InjOn f xs_tl
a1_right : map f xs_tl = ys_tl
x1 x2 : α
x1_mem : x1 = xs_hd ∨ x1 ∈ xs_tl
c1 : x1 = xs_hd
c2 : ¬x2 = xs_hd
a2 : ys_hd = f x2
c3 : x2 ∈ xs_tl
s1 : f x2 ∈ map f xs_tl
⊢ x1 = x2
|
https://github.com/pthomas505/FOL.git
|
097a4abea51b641d144539b9a0f7516f3b9d818c
|
FOL/List.lean
|
List.nodup_eq_len_imp_exists_bijon
|
[162, 1]
|
[256, 30]
|
simp only [a1_right] at s1
|
α : Type
inst✝ : DecidableEq α
xs_hd : α
xs_tl : List α
ys_hd : α
ys_tl : List α
h1 : xs_tl.length = ys_tl.length
h2_left : xs_hd ∉ xs_tl
h2_right : xs_tl.Nodup
h3_left : ys_hd ∉ ys_tl
h3_right : ys_tl.Nodup
f : α → α
a1_left : InjOn f xs_tl
a1_right : map f xs_tl = ys_tl
x1 x2 : α
x1_mem : x1 = xs_hd ∨ x1 ∈ xs_tl
c1 : x1 = xs_hd
c2 : ¬x2 = xs_hd
a2 : ys_hd = f x2
c3 : x2 ∈ xs_tl
s1 : f x2 ∈ map f xs_tl
⊢ x1 = x2
|
α : Type
inst✝ : DecidableEq α
xs_hd : α
xs_tl : List α
ys_hd : α
ys_tl : List α
h1 : xs_tl.length = ys_tl.length
h2_left : xs_hd ∉ xs_tl
h2_right : xs_tl.Nodup
h3_left : ys_hd ∉ ys_tl
h3_right : ys_tl.Nodup
f : α → α
a1_left : InjOn f xs_tl
a1_right : map f xs_tl = ys_tl
x1 x2 : α
x1_mem : x1 = xs_hd ∨ x1 ∈ xs_tl
c1 : x1 = xs_hd
c2 : ¬x2 = xs_hd
a2 : ys_hd = f x2
c3 : x2 ∈ xs_tl
s1 : f x2 ∈ ys_tl
⊢ x1 = x2
|
https://github.com/pthomas505/FOL.git
|
097a4abea51b641d144539b9a0f7516f3b9d818c
|
FOL/List.lean
|
List.nodup_eq_len_imp_exists_bijon
|
[162, 1]
|
[256, 30]
|
simp only [← a2] at s1
|
α : Type
inst✝ : DecidableEq α
xs_hd : α
xs_tl : List α
ys_hd : α
ys_tl : List α
h1 : xs_tl.length = ys_tl.length
h2_left : xs_hd ∉ xs_tl
h2_right : xs_tl.Nodup
h3_left : ys_hd ∉ ys_tl
h3_right : ys_tl.Nodup
f : α → α
a1_left : InjOn f xs_tl
a1_right : map f xs_tl = ys_tl
x1 x2 : α
x1_mem : x1 = xs_hd ∨ x1 ∈ xs_tl
c1 : x1 = xs_hd
c2 : ¬x2 = xs_hd
a2 : ys_hd = f x2
c3 : x2 ∈ xs_tl
s1 : f x2 ∈ ys_tl
⊢ x1 = x2
|
α : Type
inst✝ : DecidableEq α
xs_hd : α
xs_tl : List α
ys_hd : α
ys_tl : List α
h1 : xs_tl.length = ys_tl.length
h2_left : xs_hd ∉ xs_tl
h2_right : xs_tl.Nodup
h3_left : ys_hd ∉ ys_tl
h3_right : ys_tl.Nodup
f : α → α
a1_left : InjOn f xs_tl
a1_right : map f xs_tl = ys_tl
x1 x2 : α
x1_mem : x1 = xs_hd ∨ x1 ∈ xs_tl
c1 : x1 = xs_hd
c2 : ¬x2 = xs_hd
a2 : ys_hd = f x2
c3 : x2 ∈ xs_tl
s1 : ys_hd ∈ ys_tl
⊢ x1 = x2
|
https://github.com/pthomas505/FOL.git
|
097a4abea51b641d144539b9a0f7516f3b9d818c
|
FOL/List.lean
|
List.nodup_eq_len_imp_exists_bijon
|
[162, 1]
|
[256, 30]
|
contradiction
|
α : Type
inst✝ : DecidableEq α
xs_hd : α
xs_tl : List α
ys_hd : α
ys_tl : List α
h1 : xs_tl.length = ys_tl.length
h2_left : xs_hd ∉ xs_tl
h2_right : xs_tl.Nodup
h3_left : ys_hd ∉ ys_tl
h3_right : ys_tl.Nodup
f : α → α
a1_left : InjOn f xs_tl
a1_right : map f xs_tl = ys_tl
x1 x2 : α
x1_mem : x1 = xs_hd ∨ x1 ∈ xs_tl
c1 : x1 = xs_hd
c2 : ¬x2 = xs_hd
a2 : ys_hd = f x2
c3 : x2 ∈ xs_tl
s1 : ys_hd ∈ ys_tl
⊢ x1 = x2
|
no goals
|
https://github.com/pthomas505/FOL.git
|
097a4abea51b641d144539b9a0f7516f3b9d818c
|
FOL/List.lean
|
List.nodup_eq_len_imp_exists_bijon
|
[162, 1]
|
[256, 30]
|
intro a2
|
α : Type
inst✝ : DecidableEq α
xs_hd : α
xs_tl : List α
ys_hd : α
ys_tl : List α
h1 : xs_tl.length = ys_tl.length
h2_left : xs_hd ∉ xs_tl
h2_right : xs_tl.Nodup
h3_left : ys_hd ∉ ys_tl
h3_right : ys_tl.Nodup
f : α → α
a1_left : InjOn f xs_tl
a1_right : map f xs_tl = ys_tl
x1 x2 : α
x1_mem : x1 = xs_hd ∨ x1 ∈ xs_tl
x2_mem : x2 = xs_hd ∨ x2 ∈ xs_tl
c1 : ¬x1 = xs_hd
c2 : x2 = xs_hd
⊢ f x1 = ys_hd → x1 = x2
|
α : Type
inst✝ : DecidableEq α
xs_hd : α
xs_tl : List α
ys_hd : α
ys_tl : List α
h1 : xs_tl.length = ys_tl.length
h2_left : xs_hd ∉ xs_tl
h2_right : xs_tl.Nodup
h3_left : ys_hd ∉ ys_tl
h3_right : ys_tl.Nodup
f : α → α
a1_left : InjOn f xs_tl
a1_right : map f xs_tl = ys_tl
x1 x2 : α
x1_mem : x1 = xs_hd ∨ x1 ∈ xs_tl
x2_mem : x2 = xs_hd ∨ x2 ∈ xs_tl
c1 : ¬x1 = xs_hd
c2 : x2 = xs_hd
a2 : f x1 = ys_hd
⊢ x1 = x2
|
https://github.com/pthomas505/FOL.git
|
097a4abea51b641d144539b9a0f7516f3b9d818c
|
FOL/List.lean
|
List.nodup_eq_len_imp_exists_bijon
|
[162, 1]
|
[256, 30]
|
cases x1_mem
|
α : Type
inst✝ : DecidableEq α
xs_hd : α
xs_tl : List α
ys_hd : α
ys_tl : List α
h1 : xs_tl.length = ys_tl.length
h2_left : xs_hd ∉ xs_tl
h2_right : xs_tl.Nodup
h3_left : ys_hd ∉ ys_tl
h3_right : ys_tl.Nodup
f : α → α
a1_left : InjOn f xs_tl
a1_right : map f xs_tl = ys_tl
x1 x2 : α
x1_mem : x1 = xs_hd ∨ x1 ∈ xs_tl
x2_mem : x2 = xs_hd ∨ x2 ∈ xs_tl
c1 : ¬x1 = xs_hd
c2 : x2 = xs_hd
a2 : f x1 = ys_hd
⊢ x1 = x2
|
case inl
α : Type
inst✝ : DecidableEq α
xs_hd : α
xs_tl : List α
ys_hd : α
ys_tl : List α
h1 : xs_tl.length = ys_tl.length
h2_left : xs_hd ∉ xs_tl
h2_right : xs_tl.Nodup
h3_left : ys_hd ∉ ys_tl
h3_right : ys_tl.Nodup
f : α → α
a1_left : InjOn f xs_tl
a1_right : map f xs_tl = ys_tl
x1 x2 : α
x2_mem : x2 = xs_hd ∨ x2 ∈ xs_tl
c1 : ¬x1 = xs_hd
c2 : x2 = xs_hd
a2 : f x1 = ys_hd
h✝ : x1 = xs_hd
⊢ x1 = x2
case inr
α : Type
inst✝ : DecidableEq α
xs_hd : α
xs_tl : List α
ys_hd : α
ys_tl : List α
h1 : xs_tl.length = ys_tl.length
h2_left : xs_hd ∉ xs_tl
h2_right : xs_tl.Nodup
h3_left : ys_hd ∉ ys_tl
h3_right : ys_tl.Nodup
f : α → α
a1_left : InjOn f xs_tl
a1_right : map f xs_tl = ys_tl
x1 x2 : α
x2_mem : x2 = xs_hd ∨ x2 ∈ xs_tl
c1 : ¬x1 = xs_hd
c2 : x2 = xs_hd
a2 : f x1 = ys_hd
h✝ : x1 ∈ xs_tl
⊢ x1 = x2
|
https://github.com/pthomas505/FOL.git
|
097a4abea51b641d144539b9a0f7516f3b9d818c
|
FOL/List.lean
|
List.nodup_eq_len_imp_exists_bijon
|
[162, 1]
|
[256, 30]
|
case inl c3 =>
contradiction
|
α : Type
inst✝ : DecidableEq α
xs_hd : α
xs_tl : List α
ys_hd : α
ys_tl : List α
h1 : xs_tl.length = ys_tl.length
h2_left : xs_hd ∉ xs_tl
h2_right : xs_tl.Nodup
h3_left : ys_hd ∉ ys_tl
h3_right : ys_tl.Nodup
f : α → α
a1_left : InjOn f xs_tl
a1_right : map f xs_tl = ys_tl
x1 x2 : α
x2_mem : x2 = xs_hd ∨ x2 ∈ xs_tl
c1 : ¬x1 = xs_hd
c2 : x2 = xs_hd
a2 : f x1 = ys_hd
c3 : x1 = xs_hd
⊢ x1 = x2
|
no goals
|
https://github.com/pthomas505/FOL.git
|
097a4abea51b641d144539b9a0f7516f3b9d818c
|
FOL/List.lean
|
List.nodup_eq_len_imp_exists_bijon
|
[162, 1]
|
[256, 30]
|
case inr c3 =>
obtain s1 := List.mem_map_of_mem f c3
simp only [a1_right] at s1
simp only [a2] at s1
contradiction
|
α : Type
inst✝ : DecidableEq α
xs_hd : α
xs_tl : List α
ys_hd : α
ys_tl : List α
h1 : xs_tl.length = ys_tl.length
h2_left : xs_hd ∉ xs_tl
h2_right : xs_tl.Nodup
h3_left : ys_hd ∉ ys_tl
h3_right : ys_tl.Nodup
f : α → α
a1_left : InjOn f xs_tl
a1_right : map f xs_tl = ys_tl
x1 x2 : α
x2_mem : x2 = xs_hd ∨ x2 ∈ xs_tl
c1 : ¬x1 = xs_hd
c2 : x2 = xs_hd
a2 : f x1 = ys_hd
c3 : x1 ∈ xs_tl
⊢ x1 = x2
|
no goals
|
https://github.com/pthomas505/FOL.git
|
097a4abea51b641d144539b9a0f7516f3b9d818c
|
FOL/List.lean
|
List.nodup_eq_len_imp_exists_bijon
|
[162, 1]
|
[256, 30]
|
contradiction
|
α : Type
inst✝ : DecidableEq α
xs_hd : α
xs_tl : List α
ys_hd : α
ys_tl : List α
h1 : xs_tl.length = ys_tl.length
h2_left : xs_hd ∉ xs_tl
h2_right : xs_tl.Nodup
h3_left : ys_hd ∉ ys_tl
h3_right : ys_tl.Nodup
f : α → α
a1_left : InjOn f xs_tl
a1_right : map f xs_tl = ys_tl
x1 x2 : α
x2_mem : x2 = xs_hd ∨ x2 ∈ xs_tl
c1 : ¬x1 = xs_hd
c2 : x2 = xs_hd
a2 : f x1 = ys_hd
c3 : x1 = xs_hd
⊢ x1 = x2
|
no goals
|
https://github.com/pthomas505/FOL.git
|
097a4abea51b641d144539b9a0f7516f3b9d818c
|
FOL/List.lean
|
List.nodup_eq_len_imp_exists_bijon
|
[162, 1]
|
[256, 30]
|
obtain s1 := List.mem_map_of_mem f c3
|
α : Type
inst✝ : DecidableEq α
xs_hd : α
xs_tl : List α
ys_hd : α
ys_tl : List α
h1 : xs_tl.length = ys_tl.length
h2_left : xs_hd ∉ xs_tl
h2_right : xs_tl.Nodup
h3_left : ys_hd ∉ ys_tl
h3_right : ys_tl.Nodup
f : α → α
a1_left : InjOn f xs_tl
a1_right : map f xs_tl = ys_tl
x1 x2 : α
x2_mem : x2 = xs_hd ∨ x2 ∈ xs_tl
c1 : ¬x1 = xs_hd
c2 : x2 = xs_hd
a2 : f x1 = ys_hd
c3 : x1 ∈ xs_tl
⊢ x1 = x2
|
α : Type
inst✝ : DecidableEq α
xs_hd : α
xs_tl : List α
ys_hd : α
ys_tl : List α
h1 : xs_tl.length = ys_tl.length
h2_left : xs_hd ∉ xs_tl
h2_right : xs_tl.Nodup
h3_left : ys_hd ∉ ys_tl
h3_right : ys_tl.Nodup
f : α → α
a1_left : InjOn f xs_tl
a1_right : map f xs_tl = ys_tl
x1 x2 : α
x2_mem : x2 = xs_hd ∨ x2 ∈ xs_tl
c1 : ¬x1 = xs_hd
c2 : x2 = xs_hd
a2 : f x1 = ys_hd
c3 : x1 ∈ xs_tl
s1 : f x1 ∈ map f xs_tl
⊢ x1 = x2
|
https://github.com/pthomas505/FOL.git
|
097a4abea51b641d144539b9a0f7516f3b9d818c
|
FOL/List.lean
|
List.nodup_eq_len_imp_exists_bijon
|
[162, 1]
|
[256, 30]
|
simp only [a1_right] at s1
|
α : Type
inst✝ : DecidableEq α
xs_hd : α
xs_tl : List α
ys_hd : α
ys_tl : List α
h1 : xs_tl.length = ys_tl.length
h2_left : xs_hd ∉ xs_tl
h2_right : xs_tl.Nodup
h3_left : ys_hd ∉ ys_tl
h3_right : ys_tl.Nodup
f : α → α
a1_left : InjOn f xs_tl
a1_right : map f xs_tl = ys_tl
x1 x2 : α
x2_mem : x2 = xs_hd ∨ x2 ∈ xs_tl
c1 : ¬x1 = xs_hd
c2 : x2 = xs_hd
a2 : f x1 = ys_hd
c3 : x1 ∈ xs_tl
s1 : f x1 ∈ map f xs_tl
⊢ x1 = x2
|
α : Type
inst✝ : DecidableEq α
xs_hd : α
xs_tl : List α
ys_hd : α
ys_tl : List α
h1 : xs_tl.length = ys_tl.length
h2_left : xs_hd ∉ xs_tl
h2_right : xs_tl.Nodup
h3_left : ys_hd ∉ ys_tl
h3_right : ys_tl.Nodup
f : α → α
a1_left : InjOn f xs_tl
a1_right : map f xs_tl = ys_tl
x1 x2 : α
x2_mem : x2 = xs_hd ∨ x2 ∈ xs_tl
c1 : ¬x1 = xs_hd
c2 : x2 = xs_hd
a2 : f x1 = ys_hd
c3 : x1 ∈ xs_tl
s1 : f x1 ∈ ys_tl
⊢ x1 = x2
|
https://github.com/pthomas505/FOL.git
|
097a4abea51b641d144539b9a0f7516f3b9d818c
|
FOL/List.lean
|
List.nodup_eq_len_imp_exists_bijon
|
[162, 1]
|
[256, 30]
|
simp only [a2] at s1
|
α : Type
inst✝ : DecidableEq α
xs_hd : α
xs_tl : List α
ys_hd : α
ys_tl : List α
h1 : xs_tl.length = ys_tl.length
h2_left : xs_hd ∉ xs_tl
h2_right : xs_tl.Nodup
h3_left : ys_hd ∉ ys_tl
h3_right : ys_tl.Nodup
f : α → α
a1_left : InjOn f xs_tl
a1_right : map f xs_tl = ys_tl
x1 x2 : α
x2_mem : x2 = xs_hd ∨ x2 ∈ xs_tl
c1 : ¬x1 = xs_hd
c2 : x2 = xs_hd
a2 : f x1 = ys_hd
c3 : x1 ∈ xs_tl
s1 : f x1 ∈ ys_tl
⊢ x1 = x2
|
α : Type
inst✝ : DecidableEq α
xs_hd : α
xs_tl : List α
ys_hd : α
ys_tl : List α
h1 : xs_tl.length = ys_tl.length
h2_left : xs_hd ∉ xs_tl
h2_right : xs_tl.Nodup
h3_left : ys_hd ∉ ys_tl
h3_right : ys_tl.Nodup
f : α → α
a1_left : InjOn f xs_tl
a1_right : map f xs_tl = ys_tl
x1 x2 : α
x2_mem : x2 = xs_hd ∨ x2 ∈ xs_tl
c1 : ¬x1 = xs_hd
c2 : x2 = xs_hd
a2 : f x1 = ys_hd
c3 : x1 ∈ xs_tl
s1 : ys_hd ∈ ys_tl
⊢ x1 = x2
|
https://github.com/pthomas505/FOL.git
|
097a4abea51b641d144539b9a0f7516f3b9d818c
|
FOL/List.lean
|
List.nodup_eq_len_imp_exists_bijon
|
[162, 1]
|
[256, 30]
|
contradiction
|
α : Type
inst✝ : DecidableEq α
xs_hd : α
xs_tl : List α
ys_hd : α
ys_tl : List α
h1 : xs_tl.length = ys_tl.length
h2_left : xs_hd ∉ xs_tl
h2_right : xs_tl.Nodup
h3_left : ys_hd ∉ ys_tl
h3_right : ys_tl.Nodup
f : α → α
a1_left : InjOn f xs_tl
a1_right : map f xs_tl = ys_tl
x1 x2 : α
x2_mem : x2 = xs_hd ∨ x2 ∈ xs_tl
c1 : ¬x1 = xs_hd
c2 : x2 = xs_hd
a2 : f x1 = ys_hd
c3 : x1 ∈ xs_tl
s1 : ys_hd ∈ ys_tl
⊢ x1 = x2
|
no goals
|
https://github.com/pthomas505/FOL.git
|
097a4abea51b641d144539b9a0f7516f3b9d818c
|
FOL/List.lean
|
List.nodup_eq_len_imp_exists_bijon
|
[162, 1]
|
[256, 30]
|
intro a2
|
α : Type
inst✝ : DecidableEq α
xs_hd : α
xs_tl : List α
ys_hd : α
ys_tl : List α
h1 : xs_tl.length = ys_tl.length
h2_left : xs_hd ∉ xs_tl
h2_right : xs_tl.Nodup
h3_left : ys_hd ∉ ys_tl
h3_right : ys_tl.Nodup
f : α → α
a1_left : InjOn f xs_tl
a1_right : map f xs_tl = ys_tl
x1 x2 : α
x1_mem : x1 = xs_hd ∨ x1 ∈ xs_tl
x2_mem : x2 = xs_hd ∨ x2 ∈ xs_tl
c1 : ¬x1 = xs_hd
c2 : ¬x2 = xs_hd
⊢ f x1 = f x2 → x1 = x2
|
α : Type
inst✝ : DecidableEq α
xs_hd : α
xs_tl : List α
ys_hd : α
ys_tl : List α
h1 : xs_tl.length = ys_tl.length
h2_left : xs_hd ∉ xs_tl
h2_right : xs_tl.Nodup
h3_left : ys_hd ∉ ys_tl
h3_right : ys_tl.Nodup
f : α → α
a1_left : InjOn f xs_tl
a1_right : map f xs_tl = ys_tl
x1 x2 : α
x1_mem : x1 = xs_hd ∨ x1 ∈ xs_tl
x2_mem : x2 = xs_hd ∨ x2 ∈ xs_tl
c1 : ¬x1 = xs_hd
c2 : ¬x2 = xs_hd
a2 : f x1 = f x2
⊢ x1 = x2
|
https://github.com/pthomas505/FOL.git
|
097a4abea51b641d144539b9a0f7516f3b9d818c
|
FOL/List.lean
|
List.nodup_eq_len_imp_exists_bijon
|
[162, 1]
|
[256, 30]
|
cases x1_mem
|
α : Type
inst✝ : DecidableEq α
xs_hd : α
xs_tl : List α
ys_hd : α
ys_tl : List α
h1 : xs_tl.length = ys_tl.length
h2_left : xs_hd ∉ xs_tl
h2_right : xs_tl.Nodup
h3_left : ys_hd ∉ ys_tl
h3_right : ys_tl.Nodup
f : α → α
a1_left : InjOn f xs_tl
a1_right : map f xs_tl = ys_tl
x1 x2 : α
x1_mem : x1 = xs_hd ∨ x1 ∈ xs_tl
x2_mem : x2 = xs_hd ∨ x2 ∈ xs_tl
c1 : ¬x1 = xs_hd
c2 : ¬x2 = xs_hd
a2 : f x1 = f x2
⊢ x1 = x2
|
case inl
α : Type
inst✝ : DecidableEq α
xs_hd : α
xs_tl : List α
ys_hd : α
ys_tl : List α
h1 : xs_tl.length = ys_tl.length
h2_left : xs_hd ∉ xs_tl
h2_right : xs_tl.Nodup
h3_left : ys_hd ∉ ys_tl
h3_right : ys_tl.Nodup
f : α → α
a1_left : InjOn f xs_tl
a1_right : map f xs_tl = ys_tl
x1 x2 : α
x2_mem : x2 = xs_hd ∨ x2 ∈ xs_tl
c1 : ¬x1 = xs_hd
c2 : ¬x2 = xs_hd
a2 : f x1 = f x2
h✝ : x1 = xs_hd
⊢ x1 = x2
case inr
α : Type
inst✝ : DecidableEq α
xs_hd : α
xs_tl : List α
ys_hd : α
ys_tl : List α
h1 : xs_tl.length = ys_tl.length
h2_left : xs_hd ∉ xs_tl
h2_right : xs_tl.Nodup
h3_left : ys_hd ∉ ys_tl
h3_right : ys_tl.Nodup
f : α → α
a1_left : InjOn f xs_tl
a1_right : map f xs_tl = ys_tl
x1 x2 : α
x2_mem : x2 = xs_hd ∨ x2 ∈ xs_tl
c1 : ¬x1 = xs_hd
c2 : ¬x2 = xs_hd
a2 : f x1 = f x2
h✝ : x1 ∈ xs_tl
⊢ x1 = x2
|
https://github.com/pthomas505/FOL.git
|
097a4abea51b641d144539b9a0f7516f3b9d818c
|
FOL/List.lean
|
List.nodup_eq_len_imp_exists_bijon
|
[162, 1]
|
[256, 30]
|
case inl x1_mem_left =>
contradiction
|
α : Type
inst✝ : DecidableEq α
xs_hd : α
xs_tl : List α
ys_hd : α
ys_tl : List α
h1 : xs_tl.length = ys_tl.length
h2_left : xs_hd ∉ xs_tl
h2_right : xs_tl.Nodup
h3_left : ys_hd ∉ ys_tl
h3_right : ys_tl.Nodup
f : α → α
a1_left : InjOn f xs_tl
a1_right : map f xs_tl = ys_tl
x1 x2 : α
x2_mem : x2 = xs_hd ∨ x2 ∈ xs_tl
c1 : ¬x1 = xs_hd
c2 : ¬x2 = xs_hd
a2 : f x1 = f x2
x1_mem_left : x1 = xs_hd
⊢ x1 = x2
|
no goals
|
https://github.com/pthomas505/FOL.git
|
097a4abea51b641d144539b9a0f7516f3b9d818c
|
FOL/List.lean
|
List.nodup_eq_len_imp_exists_bijon
|
[162, 1]
|
[256, 30]
|
case inr x1_mem_right =>
cases x2_mem
case inl x2_mem_left =>
contradiction
case inr x2_mem_right =>
simp only [List.InjOn] at a1_left
apply a1_left x1_mem_right x2_mem_right a2
|
α : Type
inst✝ : DecidableEq α
xs_hd : α
xs_tl : List α
ys_hd : α
ys_tl : List α
h1 : xs_tl.length = ys_tl.length
h2_left : xs_hd ∉ xs_tl
h2_right : xs_tl.Nodup
h3_left : ys_hd ∉ ys_tl
h3_right : ys_tl.Nodup
f : α → α
a1_left : InjOn f xs_tl
a1_right : map f xs_tl = ys_tl
x1 x2 : α
x2_mem : x2 = xs_hd ∨ x2 ∈ xs_tl
c1 : ¬x1 = xs_hd
c2 : ¬x2 = xs_hd
a2 : f x1 = f x2
x1_mem_right : x1 ∈ xs_tl
⊢ x1 = x2
|
no goals
|
https://github.com/pthomas505/FOL.git
|
097a4abea51b641d144539b9a0f7516f3b9d818c
|
FOL/List.lean
|
List.nodup_eq_len_imp_exists_bijon
|
[162, 1]
|
[256, 30]
|
contradiction
|
α : Type
inst✝ : DecidableEq α
xs_hd : α
xs_tl : List α
ys_hd : α
ys_tl : List α
h1 : xs_tl.length = ys_tl.length
h2_left : xs_hd ∉ xs_tl
h2_right : xs_tl.Nodup
h3_left : ys_hd ∉ ys_tl
h3_right : ys_tl.Nodup
f : α → α
a1_left : InjOn f xs_tl
a1_right : map f xs_tl = ys_tl
x1 x2 : α
x2_mem : x2 = xs_hd ∨ x2 ∈ xs_tl
c1 : ¬x1 = xs_hd
c2 : ¬x2 = xs_hd
a2 : f x1 = f x2
x1_mem_left : x1 = xs_hd
⊢ x1 = x2
|
no goals
|
https://github.com/pthomas505/FOL.git
|
097a4abea51b641d144539b9a0f7516f3b9d818c
|
FOL/List.lean
|
List.nodup_eq_len_imp_exists_bijon
|
[162, 1]
|
[256, 30]
|
cases x2_mem
|
α : Type
inst✝ : DecidableEq α
xs_hd : α
xs_tl : List α
ys_hd : α
ys_tl : List α
h1 : xs_tl.length = ys_tl.length
h2_left : xs_hd ∉ xs_tl
h2_right : xs_tl.Nodup
h3_left : ys_hd ∉ ys_tl
h3_right : ys_tl.Nodup
f : α → α
a1_left : InjOn f xs_tl
a1_right : map f xs_tl = ys_tl
x1 x2 : α
x2_mem : x2 = xs_hd ∨ x2 ∈ xs_tl
c1 : ¬x1 = xs_hd
c2 : ¬x2 = xs_hd
a2 : f x1 = f x2
x1_mem_right : x1 ∈ xs_tl
⊢ x1 = x2
|
case inl
α : Type
inst✝ : DecidableEq α
xs_hd : α
xs_tl : List α
ys_hd : α
ys_tl : List α
h1 : xs_tl.length = ys_tl.length
h2_left : xs_hd ∉ xs_tl
h2_right : xs_tl.Nodup
h3_left : ys_hd ∉ ys_tl
h3_right : ys_tl.Nodup
f : α → α
a1_left : InjOn f xs_tl
a1_right : map f xs_tl = ys_tl
x1 x2 : α
c1 : ¬x1 = xs_hd
c2 : ¬x2 = xs_hd
a2 : f x1 = f x2
x1_mem_right : x1 ∈ xs_tl
h✝ : x2 = xs_hd
⊢ x1 = x2
case inr
α : Type
inst✝ : DecidableEq α
xs_hd : α
xs_tl : List α
ys_hd : α
ys_tl : List α
h1 : xs_tl.length = ys_tl.length
h2_left : xs_hd ∉ xs_tl
h2_right : xs_tl.Nodup
h3_left : ys_hd ∉ ys_tl
h3_right : ys_tl.Nodup
f : α → α
a1_left : InjOn f xs_tl
a1_right : map f xs_tl = ys_tl
x1 x2 : α
c1 : ¬x1 = xs_hd
c2 : ¬x2 = xs_hd
a2 : f x1 = f x2
x1_mem_right : x1 ∈ xs_tl
h✝ : x2 ∈ xs_tl
⊢ x1 = x2
|
https://github.com/pthomas505/FOL.git
|
097a4abea51b641d144539b9a0f7516f3b9d818c
|
FOL/List.lean
|
List.nodup_eq_len_imp_exists_bijon
|
[162, 1]
|
[256, 30]
|
case inl x2_mem_left =>
contradiction
|
α : Type
inst✝ : DecidableEq α
xs_hd : α
xs_tl : List α
ys_hd : α
ys_tl : List α
h1 : xs_tl.length = ys_tl.length
h2_left : xs_hd ∉ xs_tl
h2_right : xs_tl.Nodup
h3_left : ys_hd ∉ ys_tl
h3_right : ys_tl.Nodup
f : α → α
a1_left : InjOn f xs_tl
a1_right : map f xs_tl = ys_tl
x1 x2 : α
c1 : ¬x1 = xs_hd
c2 : ¬x2 = xs_hd
a2 : f x1 = f x2
x1_mem_right : x1 ∈ xs_tl
x2_mem_left : x2 = xs_hd
⊢ x1 = x2
|
no goals
|
https://github.com/pthomas505/FOL.git
|
097a4abea51b641d144539b9a0f7516f3b9d818c
|
FOL/List.lean
|
List.nodup_eq_len_imp_exists_bijon
|
[162, 1]
|
[256, 30]
|
case inr x2_mem_right =>
simp only [List.InjOn] at a1_left
apply a1_left x1_mem_right x2_mem_right a2
|
α : Type
inst✝ : DecidableEq α
xs_hd : α
xs_tl : List α
ys_hd : α
ys_tl : List α
h1 : xs_tl.length = ys_tl.length
h2_left : xs_hd ∉ xs_tl
h2_right : xs_tl.Nodup
h3_left : ys_hd ∉ ys_tl
h3_right : ys_tl.Nodup
f : α → α
a1_left : InjOn f xs_tl
a1_right : map f xs_tl = ys_tl
x1 x2 : α
c1 : ¬x1 = xs_hd
c2 : ¬x2 = xs_hd
a2 : f x1 = f x2
x1_mem_right : x1 ∈ xs_tl
x2_mem_right : x2 ∈ xs_tl
⊢ x1 = x2
|
no goals
|
https://github.com/pthomas505/FOL.git
|
097a4abea51b641d144539b9a0f7516f3b9d818c
|
FOL/List.lean
|
List.nodup_eq_len_imp_exists_bijon
|
[162, 1]
|
[256, 30]
|
contradiction
|
α : Type
inst✝ : DecidableEq α
xs_hd : α
xs_tl : List α
ys_hd : α
ys_tl : List α
h1 : xs_tl.length = ys_tl.length
h2_left : xs_hd ∉ xs_tl
h2_right : xs_tl.Nodup
h3_left : ys_hd ∉ ys_tl
h3_right : ys_tl.Nodup
f : α → α
a1_left : InjOn f xs_tl
a1_right : map f xs_tl = ys_tl
x1 x2 : α
c1 : ¬x1 = xs_hd
c2 : ¬x2 = xs_hd
a2 : f x1 = f x2
x1_mem_right : x1 ∈ xs_tl
x2_mem_left : x2 = xs_hd
⊢ x1 = x2
|
no goals
|
https://github.com/pthomas505/FOL.git
|
097a4abea51b641d144539b9a0f7516f3b9d818c
|
FOL/List.lean
|
List.nodup_eq_len_imp_exists_bijon
|
[162, 1]
|
[256, 30]
|
simp only [List.InjOn] at a1_left
|
α : Type
inst✝ : DecidableEq α
xs_hd : α
xs_tl : List α
ys_hd : α
ys_tl : List α
h1 : xs_tl.length = ys_tl.length
h2_left : xs_hd ∉ xs_tl
h2_right : xs_tl.Nodup
h3_left : ys_hd ∉ ys_tl
h3_right : ys_tl.Nodup
f : α → α
a1_left : InjOn f xs_tl
a1_right : map f xs_tl = ys_tl
x1 x2 : α
c1 : ¬x1 = xs_hd
c2 : ¬x2 = xs_hd
a2 : f x1 = f x2
x1_mem_right : x1 ∈ xs_tl
x2_mem_right : x2 ∈ xs_tl
⊢ x1 = x2
|
α : Type
inst✝ : DecidableEq α
xs_hd : α
xs_tl : List α
ys_hd : α
ys_tl : List α
h1 : xs_tl.length = ys_tl.length
h2_left : xs_hd ∉ xs_tl
h2_right : xs_tl.Nodup
h3_left : ys_hd ∉ ys_tl
h3_right : ys_tl.Nodup
f : α → α
a1_left : ∀ ⦃x₁ : α⦄, x₁ ∈ xs_tl → ∀ ⦃x₂ : α⦄, x₂ ∈ xs_tl → f x₁ = f x₂ → x₁ = x₂
a1_right : map f xs_tl = ys_tl
x1 x2 : α
c1 : ¬x1 = xs_hd
c2 : ¬x2 = xs_hd
a2 : f x1 = f x2
x1_mem_right : x1 ∈ xs_tl
x2_mem_right : x2 ∈ xs_tl
⊢ x1 = x2
|
https://github.com/pthomas505/FOL.git
|
097a4abea51b641d144539b9a0f7516f3b9d818c
|
FOL/List.lean
|
List.nodup_eq_len_imp_exists_bijon
|
[162, 1]
|
[256, 30]
|
apply a1_left x1_mem_right x2_mem_right a2
|
α : Type
inst✝ : DecidableEq α
xs_hd : α
xs_tl : List α
ys_hd : α
ys_tl : List α
h1 : xs_tl.length = ys_tl.length
h2_left : xs_hd ∉ xs_tl
h2_right : xs_tl.Nodup
h3_left : ys_hd ∉ ys_tl
h3_right : ys_tl.Nodup
f : α → α
a1_left : ∀ ⦃x₁ : α⦄, x₁ ∈ xs_tl → ∀ ⦃x₂ : α⦄, x₂ ∈ xs_tl → f x₁ = f x₂ → x₁ = x₂
a1_right : map f xs_tl = ys_tl
x1 x2 : α
c1 : ¬x1 = xs_hd
c2 : ¬x2 = xs_hd
a2 : f x1 = f x2
x1_mem_right : x1 ∈ xs_tl
x2_mem_right : x2 ∈ xs_tl
⊢ x1 = x2
|
no goals
|
https://github.com/pthomas505/FOL.git
|
097a4abea51b641d144539b9a0f7516f3b9d818c
|
FOL/List.lean
|
List.nodup_eq_len_imp_exists_bijon
|
[162, 1]
|
[256, 30]
|
constructor
|
case right
α : Type
inst✝ : DecidableEq α
xs_hd : α
xs_tl : List α
ys_hd : α
ys_tl : List α
h1 : xs_tl.length = ys_tl.length
h2_left : xs_hd ∉ xs_tl
h2_right : xs_tl.Nodup
h3_left : ys_hd ∉ ys_tl
h3_right : ys_tl.Nodup
f : α → α
a1_left : InjOn f xs_tl
a1_right : map f xs_tl = ys_tl
⊢ Function.updateITE f xs_hd ys_hd xs_hd = ys_hd ∧ map (Function.updateITE f xs_hd ys_hd) xs_tl = ys_tl
|
case right.left
α : Type
inst✝ : DecidableEq α
xs_hd : α
xs_tl : List α
ys_hd : α
ys_tl : List α
h1 : xs_tl.length = ys_tl.length
h2_left : xs_hd ∉ xs_tl
h2_right : xs_tl.Nodup
h3_left : ys_hd ∉ ys_tl
h3_right : ys_tl.Nodup
f : α → α
a1_left : InjOn f xs_tl
a1_right : map f xs_tl = ys_tl
⊢ Function.updateITE f xs_hd ys_hd xs_hd = ys_hd
case right.right
α : Type
inst✝ : DecidableEq α
xs_hd : α
xs_tl : List α
ys_hd : α
ys_tl : List α
h1 : xs_tl.length = ys_tl.length
h2_left : xs_hd ∉ xs_tl
h2_right : xs_tl.Nodup
h3_left : ys_hd ∉ ys_tl
h3_right : ys_tl.Nodup
f : α → α
a1_left : InjOn f xs_tl
a1_right : map f xs_tl = ys_tl
⊢ map (Function.updateITE f xs_hd ys_hd) xs_tl = ys_tl
|
https://github.com/pthomas505/FOL.git
|
097a4abea51b641d144539b9a0f7516f3b9d818c
|
FOL/List.lean
|
List.nodup_eq_len_imp_exists_bijon
|
[162, 1]
|
[256, 30]
|
simp only [Function.updateITE]
|
case right.left
α : Type
inst✝ : DecidableEq α
xs_hd : α
xs_tl : List α
ys_hd : α
ys_tl : List α
h1 : xs_tl.length = ys_tl.length
h2_left : xs_hd ∉ xs_tl
h2_right : xs_tl.Nodup
h3_left : ys_hd ∉ ys_tl
h3_right : ys_tl.Nodup
f : α → α
a1_left : InjOn f xs_tl
a1_right : map f xs_tl = ys_tl
⊢ Function.updateITE f xs_hd ys_hd xs_hd = ys_hd
|
case right.left
α : Type
inst✝ : DecidableEq α
xs_hd : α
xs_tl : List α
ys_hd : α
ys_tl : List α
h1 : xs_tl.length = ys_tl.length
h2_left : xs_hd ∉ xs_tl
h2_right : xs_tl.Nodup
h3_left : ys_hd ∉ ys_tl
h3_right : ys_tl.Nodup
f : α → α
a1_left : InjOn f xs_tl
a1_right : map f xs_tl = ys_tl
⊢ (if True then ys_hd else f xs_hd) = ys_hd
|
https://github.com/pthomas505/FOL.git
|
097a4abea51b641d144539b9a0f7516f3b9d818c
|
FOL/List.lean
|
List.nodup_eq_len_imp_exists_bijon
|
[162, 1]
|
[256, 30]
|
simp
|
case right.left
α : Type
inst✝ : DecidableEq α
xs_hd : α
xs_tl : List α
ys_hd : α
ys_tl : List α
h1 : xs_tl.length = ys_tl.length
h2_left : xs_hd ∉ xs_tl
h2_right : xs_tl.Nodup
h3_left : ys_hd ∉ ys_tl
h3_right : ys_tl.Nodup
f : α → α
a1_left : InjOn f xs_tl
a1_right : map f xs_tl = ys_tl
⊢ (if True then ys_hd else f xs_hd) = ys_hd
|
no goals
|
https://github.com/pthomas505/FOL.git
|
097a4abea51b641d144539b9a0f7516f3b9d818c
|
FOL/List.lean
|
List.nodup_eq_len_imp_exists_bijon
|
[162, 1]
|
[256, 30]
|
simp only [← a1_right]
|
case right.right
α : Type
inst✝ : DecidableEq α
xs_hd : α
xs_tl : List α
ys_hd : α
ys_tl : List α
h1 : xs_tl.length = ys_tl.length
h2_left : xs_hd ∉ xs_tl
h2_right : xs_tl.Nodup
h3_left : ys_hd ∉ ys_tl
h3_right : ys_tl.Nodup
f : α → α
a1_left : InjOn f xs_tl
a1_right : map f xs_tl = ys_tl
⊢ map (Function.updateITE f xs_hd ys_hd) xs_tl = ys_tl
|
case right.right
α : Type
inst✝ : DecidableEq α
xs_hd : α
xs_tl : List α
ys_hd : α
ys_tl : List α
h1 : xs_tl.length = ys_tl.length
h2_left : xs_hd ∉ xs_tl
h2_right : xs_tl.Nodup
h3_left : ys_hd ∉ ys_tl
h3_right : ys_tl.Nodup
f : α → α
a1_left : InjOn f xs_tl
a1_right : map f xs_tl = ys_tl
⊢ map (Function.updateITE f xs_hd ys_hd) xs_tl = map f xs_tl
|
https://github.com/pthomas505/FOL.git
|
097a4abea51b641d144539b9a0f7516f3b9d818c
|
FOL/List.lean
|
List.nodup_eq_len_imp_exists_bijon
|
[162, 1]
|
[256, 30]
|
apply Function.updateITE_not_mem_list
|
case right.right
α : Type
inst✝ : DecidableEq α
xs_hd : α
xs_tl : List α
ys_hd : α
ys_tl : List α
h1 : xs_tl.length = ys_tl.length
h2_left : xs_hd ∉ xs_tl
h2_right : xs_tl.Nodup
h3_left : ys_hd ∉ ys_tl
h3_right : ys_tl.Nodup
f : α → α
a1_left : InjOn f xs_tl
a1_right : map f xs_tl = ys_tl
⊢ map (Function.updateITE f xs_hd ys_hd) xs_tl = map f xs_tl
|
case right.right.h1
α : Type
inst✝ : DecidableEq α
xs_hd : α
xs_tl : List α
ys_hd : α
ys_tl : List α
h1 : xs_tl.length = ys_tl.length
h2_left : xs_hd ∉ xs_tl
h2_right : xs_tl.Nodup
h3_left : ys_hd ∉ ys_tl
h3_right : ys_tl.Nodup
f : α → α
a1_left : InjOn f xs_tl
a1_right : map f xs_tl = ys_tl
⊢ xs_hd ∉ xs_tl
|
https://github.com/pthomas505/FOL.git
|
097a4abea51b641d144539b9a0f7516f3b9d818c
|
FOL/List.lean
|
List.nodup_eq_len_imp_exists_bijon
|
[162, 1]
|
[256, 30]
|
exact h2_left
|
case right.right.h1
α : Type
inst✝ : DecidableEq α
xs_hd : α
xs_tl : List α
ys_hd : α
ys_tl : List α
h1 : xs_tl.length = ys_tl.length
h2_left : xs_hd ∉ xs_tl
h2_right : xs_tl.Nodup
h3_left : ys_hd ∉ ys_tl
h3_right : ys_tl.Nodup
f : α → α
a1_left : InjOn f xs_tl
a1_right : map f xs_tl = ys_tl
⊢ xs_hd ∉ xs_tl
|
no goals
|
https://github.com/pthomas505/FOL.git
|
097a4abea51b641d144539b9a0f7516f3b9d818c
|
FOL/List.lean
|
nodup_eq_len_imp_eqv
|
[259, 1]
|
[267, 11]
|
sorry
|
α : Type
inst✝ : DecidableEq α
xs ys : List α
h1 : xs.length = ys.length
h2 : xs.Nodup
h3 : ys.Nodup
⊢ ∃ f, List.map (⇑f) xs = ys
|
no goals
|
https://github.com/pthomas505/FOL.git
|
097a4abea51b641d144539b9a0f7516f3b9d818c
|
FOL/Except.lean
|
Except.bind_eq_ok
|
[7, 1]
|
[22, 9]
|
cases x
|
ε α β : Type
x : Except ε α
f : α → Except ε β
a : β
⊢ x.bind f = ok a ↔ ∃ b, x = ok b ∧ f b = ok a
|
case error
ε α β : Type
f : α → Except ε β
a : β
a✝ : ε
⊢ (error a✝).bind f = ok a ↔ ∃ b, error a✝ = ok b ∧ f b = ok a
case ok
ε α β : Type
f : α → Except ε β
a : β
a✝ : α
⊢ (ok a✝).bind f = ok a ↔ ∃ b, ok a✝ = ok b ∧ f b = ok a
|
https://github.com/pthomas505/FOL.git
|
097a4abea51b641d144539b9a0f7516f3b9d818c
|
FOL/Except.lean
|
Except.bind_eq_ok
|
[7, 1]
|
[22, 9]
|
case error x =>
simp only [Except.bind]
simp
|
ε α β : Type
f : α → Except ε β
a : β
x : ε
⊢ (error x).bind f = ok a ↔ ∃ b, error x = ok b ∧ f b = ok a
|
no goals
|
https://github.com/pthomas505/FOL.git
|
097a4abea51b641d144539b9a0f7516f3b9d818c
|
FOL/Except.lean
|
Except.bind_eq_ok
|
[7, 1]
|
[22, 9]
|
case ok x =>
simp only [Except.bind]
simp
|
ε α β : Type
f : α → Except ε β
a : β
x : α
⊢ (ok x).bind f = ok a ↔ ∃ b, ok x = ok b ∧ f b = ok a
|
no goals
|
https://github.com/pthomas505/FOL.git
|
097a4abea51b641d144539b9a0f7516f3b9d818c
|
FOL/Except.lean
|
Except.bind_eq_ok
|
[7, 1]
|
[22, 9]
|
simp only [Except.bind]
|
ε α β : Type
f : α → Except ε β
a : β
x : ε
⊢ (error x).bind f = ok a ↔ ∃ b, error x = ok b ∧ f b = ok a
|
ε α β : Type
f : α → Except ε β
a : β
x : ε
⊢ False ↔ ∃ b, False ∧ f b = ok a
|
https://github.com/pthomas505/FOL.git
|
097a4abea51b641d144539b9a0f7516f3b9d818c
|
FOL/Except.lean
|
Except.bind_eq_ok
|
[7, 1]
|
[22, 9]
|
simp
|
ε α β : Type
f : α → Except ε β
a : β
x : ε
⊢ False ↔ ∃ b, False ∧ f b = ok a
|
no goals
|
https://github.com/pthomas505/FOL.git
|
097a4abea51b641d144539b9a0f7516f3b9d818c
|
FOL/Except.lean
|
Except.bind_eq_ok
|
[7, 1]
|
[22, 9]
|
simp only [Except.bind]
|
ε α β : Type
f : α → Except ε β
a : β
x : α
⊢ (ok x).bind f = ok a ↔ ∃ b, ok x = ok b ∧ f b = ok a
|
ε α β : Type
f : α → Except ε β
a : β
x : α
⊢ f x = ok a ↔ ∃ b, ok x = ok b ∧ f b = ok a
|
https://github.com/pthomas505/FOL.git
|
097a4abea51b641d144539b9a0f7516f3b9d818c
|
FOL/Except.lean
|
Except.bind_eq_ok
|
[7, 1]
|
[22, 9]
|
simp
|
ε α β : Type
f : α → Except ε β
a : β
x : α
⊢ f x = ok a ↔ ∃ b, ok x = ok b ∧ f b = ok a
|
no goals
|
https://github.com/pthomas505/FOL.git
|
097a4abea51b641d144539b9a0f7516f3b9d818c
|
FOL/Except.lean
|
Except.bind_eq_ok
|
[7, 1]
|
[22, 9]
|
cases x
|
ε α β : Type
x : Except ε α
f : α → Except ε β
a : β
⊢ x.bind f = ok a ↔ ∃ b, x = ok b ∧ f b = ok a
|
case error
ε α β : Type
f : α → Except ε β
a : β
a✝ : ε
⊢ (error a✝).bind f = ok a ↔ ∃ b, error a✝ = ok b ∧ f b = ok a
case ok
ε α β : Type
f : α → Except ε β
a : β
a✝ : α
⊢ (ok a✝).bind f = ok a ↔ ∃ b, ok a✝ = ok b ∧ f b = ok a
|
https://github.com/pthomas505/FOL.git
|
097a4abea51b641d144539b9a0f7516f3b9d818c
|
FOL/Except.lean
|
Except.bind_eq_ok
|
[7, 1]
|
[22, 9]
|
case error x =>
simp only [Except.bind]
simp
|
ε α β : Type
f : α → Except ε β
a : β
x : ε
⊢ (error x).bind f = ok a ↔ ∃ b, error x = ok b ∧ f b = ok a
|
no goals
|
https://github.com/pthomas505/FOL.git
|
097a4abea51b641d144539b9a0f7516f3b9d818c
|
FOL/Except.lean
|
Except.bind_eq_ok
|
[7, 1]
|
[22, 9]
|
case ok x =>
simp only [Except.bind]
simp
|
ε α β : Type
f : α → Except ε β
a : β
x : α
⊢ (ok x).bind f = ok a ↔ ∃ b, ok x = ok b ∧ f b = ok a
|
no goals
|
https://github.com/pthomas505/FOL.git
|
097a4abea51b641d144539b9a0f7516f3b9d818c
|
FOL/Except.lean
|
Except.bind_eq_ok
|
[7, 1]
|
[22, 9]
|
simp only [Except.bind]
|
ε α β : Type
f : α → Except ε β
a : β
x : ε
⊢ (error x).bind f = ok a ↔ ∃ b, error x = ok b ∧ f b = ok a
|
ε α β : Type
f : α → Except ε β
a : β
x : ε
⊢ False ↔ ∃ b, False ∧ f b = ok a
|
https://github.com/pthomas505/FOL.git
|
097a4abea51b641d144539b9a0f7516f3b9d818c
|
FOL/Except.lean
|
Except.bind_eq_ok
|
[7, 1]
|
[22, 9]
|
simp
|
ε α β : Type
f : α → Except ε β
a : β
x : ε
⊢ False ↔ ∃ b, False ∧ f b = ok a
|
no goals
|
https://github.com/pthomas505/FOL.git
|
097a4abea51b641d144539b9a0f7516f3b9d818c
|
FOL/Except.lean
|
Except.bind_eq_ok
|
[7, 1]
|
[22, 9]
|
simp only [Except.bind]
|
ε α β : Type
f : α → Except ε β
a : β
x : α
⊢ (ok x).bind f = ok a ↔ ∃ b, ok x = ok b ∧ f b = ok a
|
ε α β : Type
f : α → Except ε β
a : β
x : α
⊢ f x = ok a ↔ ∃ b, ok x = ok b ∧ f b = ok a
|
https://github.com/pthomas505/FOL.git
|
097a4abea51b641d144539b9a0f7516f3b9d818c
|
FOL/Except.lean
|
Except.bind_eq_ok
|
[7, 1]
|
[22, 9]
|
simp
|
ε α β : Type
f : α → Except ε β
a : β
x : α
⊢ f x = ok a ↔ ∃ b, ok x = ok b ∧ f b = ok a
|
no goals
|
https://github.com/pthomas505/FOL.git
|
097a4abea51b641d144539b9a0f7516f3b9d818c
|
FOL/NV/Margaris/Fol.lean
|
FOL.NV.T_17_1
|
[241, 1]
|
[253, 13]
|
apply IsDeduct.mp_ (forall_ v P)
|
P : Formula
v t : VarName
Δ : Set Formula
h1 : IsDeduct Δ (forall_ v P)
h2 : fastAdmits v t P
⊢ IsDeduct Δ (fastReplaceFree v t P)
|
case a
P : Formula
v t : VarName
Δ : Set Formula
h1 : IsDeduct Δ (forall_ v P)
h2 : fastAdmits v t P
⊢ IsDeduct Δ ((forall_ v P).imp_ (fastReplaceFree v t P))
case a
P : Formula
v t : VarName
Δ : Set Formula
h1 : IsDeduct Δ (forall_ v P)
h2 : fastAdmits v t P
⊢ IsDeduct Δ (forall_ v P)
|
https://github.com/pthomas505/FOL.git
|
097a4abea51b641d144539b9a0f7516f3b9d818c
|
FOL/NV/Margaris/Fol.lean
|
FOL.NV.T_17_1
|
[241, 1]
|
[253, 13]
|
apply IsDeduct.axiom_
|
case a
P : Formula
v t : VarName
Δ : Set Formula
h1 : IsDeduct Δ (forall_ v P)
h2 : fastAdmits v t P
⊢ IsDeduct Δ ((forall_ v P).imp_ (fastReplaceFree v t P))
|
case a.a
P : Formula
v t : VarName
Δ : Set Formula
h1 : IsDeduct Δ (forall_ v P)
h2 : fastAdmits v t P
⊢ IsAxiom ((forall_ v P).imp_ (fastReplaceFree v t P))
|
https://github.com/pthomas505/FOL.git
|
097a4abea51b641d144539b9a0f7516f3b9d818c
|
FOL/NV/Margaris/Fol.lean
|
FOL.NV.T_17_1
|
[241, 1]
|
[253, 13]
|
apply IsAxiom.pred_2_ v t P (fastReplaceFree v t P) h2
|
case a.a
P : Formula
v t : VarName
Δ : Set Formula
h1 : IsDeduct Δ (forall_ v P)
h2 : fastAdmits v t P
⊢ IsAxiom ((forall_ v P).imp_ (fastReplaceFree v t P))
|
case a.a
P : Formula
v t : VarName
Δ : Set Formula
h1 : IsDeduct Δ (forall_ v P)
h2 : fastAdmits v t P
⊢ fastReplaceFree v t P = fastReplaceFree v t P
|
https://github.com/pthomas505/FOL.git
|
097a4abea51b641d144539b9a0f7516f3b9d818c
|
FOL/NV/Margaris/Fol.lean
|
FOL.NV.T_17_1
|
[241, 1]
|
[253, 13]
|
rfl
|
case a.a
P : Formula
v t : VarName
Δ : Set Formula
h1 : IsDeduct Δ (forall_ v P)
h2 : fastAdmits v t P
⊢ fastReplaceFree v t P = fastReplaceFree v t P
|
no goals
|
https://github.com/pthomas505/FOL.git
|
097a4abea51b641d144539b9a0f7516f3b9d818c
|
FOL/NV/Margaris/Fol.lean
|
FOL.NV.T_17_1
|
[241, 1]
|
[253, 13]
|
exact h1
|
case a
P : Formula
v t : VarName
Δ : Set Formula
h1 : IsDeduct Δ (forall_ v P)
h2 : fastAdmits v t P
⊢ IsDeduct Δ (forall_ v P)
|
no goals
|
https://github.com/pthomas505/FOL.git
|
097a4abea51b641d144539b9a0f7516f3b9d818c
|
FOL/NV/Margaris/Fol.lean
|
FOL.NV.specId
|
[259, 1]
|
[271, 13]
|
apply IsDeduct.mp_ (forall_ v P)
|
v : VarName
P : Formula
Δ : Set Formula
h1 : IsDeduct Δ (forall_ v P)
⊢ IsDeduct Δ P
|
case a
v : VarName
P : Formula
Δ : Set Formula
h1 : IsDeduct Δ (forall_ v P)
⊢ IsDeduct Δ ((forall_ v P).imp_ P)
case a
v : VarName
P : Formula
Δ : Set Formula
h1 : IsDeduct Δ (forall_ v P)
⊢ IsDeduct Δ (forall_ v P)
|
https://github.com/pthomas505/FOL.git
|
097a4abea51b641d144539b9a0f7516f3b9d818c
|
FOL/NV/Margaris/Fol.lean
|
FOL.NV.specId
|
[259, 1]
|
[271, 13]
|
apply IsDeduct.axiom_
|
case a
v : VarName
P : Formula
Δ : Set Formula
h1 : IsDeduct Δ (forall_ v P)
⊢ IsDeduct Δ ((forall_ v P).imp_ P)
|
case a.a
v : VarName
P : Formula
Δ : Set Formula
h1 : IsDeduct Δ (forall_ v P)
⊢ IsAxiom ((forall_ v P).imp_ P)
|
https://github.com/pthomas505/FOL.git
|
097a4abea51b641d144539b9a0f7516f3b9d818c
|
FOL/NV/Margaris/Fol.lean
|
FOL.NV.specId
|
[259, 1]
|
[271, 13]
|
apply IsAxiom.pred_2_ v v P
|
case a.a
v : VarName
P : Formula
Δ : Set Formula
h1 : IsDeduct Δ (forall_ v P)
⊢ IsAxiom ((forall_ v P).imp_ P)
|
case a.a.a
v : VarName
P : Formula
Δ : Set Formula
h1 : IsDeduct Δ (forall_ v P)
⊢ fastAdmits v v P
case a.a.a
v : VarName
P : Formula
Δ : Set Formula
h1 : IsDeduct Δ (forall_ v P)
⊢ fastReplaceFree v v P = P
|
https://github.com/pthomas505/FOL.git
|
097a4abea51b641d144539b9a0f7516f3b9d818c
|
FOL/NV/Margaris/Fol.lean
|
FOL.NV.specId
|
[259, 1]
|
[271, 13]
|
exact fastAdmits_self P v
|
case a.a.a
v : VarName
P : Formula
Δ : Set Formula
h1 : IsDeduct Δ (forall_ v P)
⊢ fastAdmits v v P
|
no goals
|
https://github.com/pthomas505/FOL.git
|
097a4abea51b641d144539b9a0f7516f3b9d818c
|
FOL/NV/Margaris/Fol.lean
|
FOL.NV.specId
|
[259, 1]
|
[271, 13]
|
exact fastReplaceFree_self P v
|
case a.a.a
v : VarName
P : Formula
Δ : Set Formula
h1 : IsDeduct Δ (forall_ v P)
⊢ fastReplaceFree v v P = P
|
no goals
|
https://github.com/pthomas505/FOL.git
|
097a4abea51b641d144539b9a0f7516f3b9d818c
|
FOL/NV/Margaris/Fol.lean
|
FOL.NV.specId
|
[259, 1]
|
[271, 13]
|
exact h1
|
case a
v : VarName
P : Formula
Δ : Set Formula
h1 : IsDeduct Δ (forall_ v P)
⊢ IsDeduct Δ (forall_ v P)
|
no goals
|
https://github.com/pthomas505/FOL.git
|
097a4abea51b641d144539b9a0f7516f3b9d818c
|
FOL/NV/Margaris/Fol.lean
|
FOL.NV.T_17_3
|
[276, 1]
|
[295, 10]
|
simp only [fastAdmits] at h1
|
P : Formula
v t : VarName
h1 : fastAdmits v t P
⊢ IsProof ((fastReplaceFree v t P).imp_ (exists_ v P))
|
P : Formula
v t : VarName
h1 : fastAdmitsAux v t ∅ P
⊢ IsProof ((fastReplaceFree v t P).imp_ (exists_ v P))
|
https://github.com/pthomas505/FOL.git
|
097a4abea51b641d144539b9a0f7516f3b9d818c
|
FOL/NV/Margaris/Fol.lean
|
FOL.NV.T_17_3
|
[276, 1]
|
[295, 10]
|
simp only [def_exists_]
|
P : Formula
v t : VarName
h1 : fastAdmitsAux v t ∅ P
⊢ IsProof ((fastReplaceFree v t P).imp_ (exists_ v P))
|
P : Formula
v t : VarName
h1 : fastAdmitsAux v t ∅ P
⊢ IsProof ((fastReplaceFree v t P).imp_ (forall_ v P.not_).not_)
|
https://github.com/pthomas505/FOL.git
|
097a4abea51b641d144539b9a0f7516f3b9d818c
|
FOL/NV/Margaris/Fol.lean
|
FOL.NV.T_17_3
|
[276, 1]
|
[295, 10]
|
simp only [IsProof]
|
P : Formula
v t : VarName
h1 : fastAdmitsAux v t ∅ P
⊢ IsProof ((fastReplaceFree v t P).imp_ (forall_ v P.not_).not_)
|
P : Formula
v t : VarName
h1 : fastAdmitsAux v t ∅ P
⊢ IsDeduct ∅ ((fastReplaceFree v t P).imp_ (forall_ v P.not_).not_)
|
https://github.com/pthomas505/FOL.git
|
097a4abea51b641d144539b9a0f7516f3b9d818c
|
FOL/NV/Margaris/Fol.lean
|
FOL.NV.T_17_3
|
[276, 1]
|
[295, 10]
|
apply IsDeduct.mp_ ((forall_ v P.not_).imp_ (fastReplaceFree v t P).not_)
|
P : Formula
v t : VarName
h1 : fastAdmitsAux v t ∅ P
⊢ IsDeduct ∅ ((fastReplaceFree v t P).imp_ (forall_ v P.not_).not_)
|
case a
P : Formula
v t : VarName
h1 : fastAdmitsAux v t ∅ P
⊢ IsDeduct ∅
(((forall_ v P.not_).imp_ (fastReplaceFree v t P).not_).imp_ ((fastReplaceFree v t P).imp_ (forall_ v P.not_).not_))
case a
P : Formula
v t : VarName
h1 : fastAdmitsAux v t ∅ P
⊢ IsDeduct ∅ ((forall_ v P.not_).imp_ (fastReplaceFree v t P).not_)
|
https://github.com/pthomas505/FOL.git
|
097a4abea51b641d144539b9a0f7516f3b9d818c
|
FOL/NV/Margaris/Fol.lean
|
FOL.NV.T_17_3
|
[276, 1]
|
[295, 10]
|
SC
|
case a
P : Formula
v t : VarName
h1 : fastAdmitsAux v t ∅ P
⊢ IsDeduct ∅
(((forall_ v P.not_).imp_ (fastReplaceFree v t P).not_).imp_ ((fastReplaceFree v t P).imp_ (forall_ v P.not_).not_))
|
no goals
|
https://github.com/pthomas505/FOL.git
|
097a4abea51b641d144539b9a0f7516f3b9d818c
|
FOL/NV/Margaris/Fol.lean
|
FOL.NV.T_17_3
|
[276, 1]
|
[295, 10]
|
apply IsDeduct.axiom_
|
case a
P : Formula
v t : VarName
h1 : fastAdmitsAux v t ∅ P
⊢ IsDeduct ∅ ((forall_ v P.not_).imp_ (fastReplaceFree v t P).not_)
|
case a.a
P : Formula
v t : VarName
h1 : fastAdmitsAux v t ∅ P
⊢ IsAxiom ((forall_ v P.not_).imp_ (fastReplaceFree v t P).not_)
|
https://github.com/pthomas505/FOL.git
|
097a4abea51b641d144539b9a0f7516f3b9d818c
|
FOL/NV/Margaris/Fol.lean
|
FOL.NV.T_17_3
|
[276, 1]
|
[295, 10]
|
apply IsAxiom.pred_2_ v t
|
case a.a
P : Formula
v t : VarName
h1 : fastAdmitsAux v t ∅ P
⊢ IsAxiom ((forall_ v P.not_).imp_ (fastReplaceFree v t P).not_)
|
case a.a.a
P : Formula
v t : VarName
h1 : fastAdmitsAux v t ∅ P
⊢ fastAdmits v t P.not_
case a.a.a
P : Formula
v t : VarName
h1 : fastAdmitsAux v t ∅ P
⊢ fastReplaceFree v t P.not_ = (fastReplaceFree v t P).not_
|
https://github.com/pthomas505/FOL.git
|
097a4abea51b641d144539b9a0f7516f3b9d818c
|
FOL/NV/Margaris/Fol.lean
|
FOL.NV.T_17_3
|
[276, 1]
|
[295, 10]
|
simp only [fastAdmits]
|
case a.a.a
P : Formula
v t : VarName
h1 : fastAdmitsAux v t ∅ P
⊢ fastAdmits v t P.not_
|
case a.a.a
P : Formula
v t : VarName
h1 : fastAdmitsAux v t ∅ P
⊢ fastAdmitsAux v t ∅ P.not_
|
https://github.com/pthomas505/FOL.git
|
097a4abea51b641d144539b9a0f7516f3b9d818c
|
FOL/NV/Margaris/Fol.lean
|
FOL.NV.T_17_3
|
[276, 1]
|
[295, 10]
|
simp only [fastAdmitsAux]
|
case a.a.a
P : Formula
v t : VarName
h1 : fastAdmitsAux v t ∅ P
⊢ fastAdmitsAux v t ∅ P.not_
|
case a.a.a
P : Formula
v t : VarName
h1 : fastAdmitsAux v t ∅ P
⊢ fastAdmitsAux v t ∅ P
|
https://github.com/pthomas505/FOL.git
|
097a4abea51b641d144539b9a0f7516f3b9d818c
|
FOL/NV/Margaris/Fol.lean
|
FOL.NV.T_17_3
|
[276, 1]
|
[295, 10]
|
exact h1
|
case a.a.a
P : Formula
v t : VarName
h1 : fastAdmitsAux v t ∅ P
⊢ fastAdmitsAux v t ∅ P
|
no goals
|
https://github.com/pthomas505/FOL.git
|
097a4abea51b641d144539b9a0f7516f3b9d818c
|
FOL/NV/Margaris/Fol.lean
|
FOL.NV.T_17_3
|
[276, 1]
|
[295, 10]
|
rfl
|
case a.a.a
P : Formula
v t : VarName
h1 : fastAdmitsAux v t ∅ P
⊢ fastReplaceFree v t P.not_ = (fastReplaceFree v t P).not_
|
no goals
|
https://github.com/pthomas505/FOL.git
|
097a4abea51b641d144539b9a0f7516f3b9d818c
|
FOL/NV/Margaris/Fol.lean
|
FOL.NV.T_17_4
|
[299, 1]
|
[311, 13]
|
apply IsDeduct.mp_ (fastReplaceFree v t P)
|
P : Formula
v t : VarName
Δ : Set Formula
h1 : fastAdmits v t P
h2 : IsDeduct Δ (fastReplaceFree v t P)
⊢ IsDeduct Δ (exists_ v P)
|
case a
P : Formula
v t : VarName
Δ : Set Formula
h1 : fastAdmits v t P
h2 : IsDeduct Δ (fastReplaceFree v t P)
⊢ IsDeduct Δ ((fastReplaceFree v t P).imp_ (exists_ v P))
case a
P : Formula
v t : VarName
Δ : Set Formula
h1 : fastAdmits v t P
h2 : IsDeduct Δ (fastReplaceFree v t P)
⊢ IsDeduct Δ (fastReplaceFree v t P)
|
https://github.com/pthomas505/FOL.git
|
097a4abea51b641d144539b9a0f7516f3b9d818c
|
FOL/NV/Margaris/Fol.lean
|
FOL.NV.T_17_4
|
[299, 1]
|
[311, 13]
|
apply proof_imp_deduct
|
case a
P : Formula
v t : VarName
Δ : Set Formula
h1 : fastAdmits v t P
h2 : IsDeduct Δ (fastReplaceFree v t P)
⊢ IsDeduct Δ ((fastReplaceFree v t P).imp_ (exists_ v P))
|
case a.h1
P : Formula
v t : VarName
Δ : Set Formula
h1 : fastAdmits v t P
h2 : IsDeduct Δ (fastReplaceFree v t P)
⊢ IsProof ((fastReplaceFree v t P).imp_ (exists_ v P))
|
https://github.com/pthomas505/FOL.git
|
097a4abea51b641d144539b9a0f7516f3b9d818c
|
FOL/NV/Margaris/Fol.lean
|
FOL.NV.T_17_4
|
[299, 1]
|
[311, 13]
|
apply T_17_3
|
case a.h1
P : Formula
v t : VarName
Δ : Set Formula
h1 : fastAdmits v t P
h2 : IsDeduct Δ (fastReplaceFree v t P)
⊢ IsProof ((fastReplaceFree v t P).imp_ (exists_ v P))
|
case a.h1.h1
P : Formula
v t : VarName
Δ : Set Formula
h1 : fastAdmits v t P
h2 : IsDeduct Δ (fastReplaceFree v t P)
⊢ fastAdmits v t P
|
https://github.com/pthomas505/FOL.git
|
097a4abea51b641d144539b9a0f7516f3b9d818c
|
FOL/NV/Margaris/Fol.lean
|
FOL.NV.T_17_4
|
[299, 1]
|
[311, 13]
|
exact h1
|
case a.h1.h1
P : Formula
v t : VarName
Δ : Set Formula
h1 : fastAdmits v t P
h2 : IsDeduct Δ (fastReplaceFree v t P)
⊢ fastAdmits v t P
|
no goals
|
https://github.com/pthomas505/FOL.git
|
097a4abea51b641d144539b9a0f7516f3b9d818c
|
FOL/NV/Margaris/Fol.lean
|
FOL.NV.T_17_4
|
[299, 1]
|
[311, 13]
|
exact h2
|
case a
P : Formula
v t : VarName
Δ : Set Formula
h1 : fastAdmits v t P
h2 : IsDeduct Δ (fastReplaceFree v t P)
⊢ IsDeduct Δ (fastReplaceFree v t P)
|
no goals
|
https://github.com/pthomas505/FOL.git
|
097a4abea51b641d144539b9a0f7516f3b9d818c
|
FOL/NV/Margaris/Fol.lean
|
FOL.NV.existsIntroId
|
[316, 1]
|
[326, 13]
|
apply T_17_4 P v v Δ
|
P : Formula
v : VarName
Δ : Set Formula
h1 : IsDeduct Δ P
⊢ IsDeduct Δ (exists_ v P)
|
case h1
P : Formula
v : VarName
Δ : Set Formula
h1 : IsDeduct Δ P
⊢ fastAdmits v v P
case h2
P : Formula
v : VarName
Δ : Set Formula
h1 : IsDeduct Δ P
⊢ IsDeduct Δ (fastReplaceFree v v P)
|
https://github.com/pthomas505/FOL.git
|
097a4abea51b641d144539b9a0f7516f3b9d818c
|
FOL/NV/Margaris/Fol.lean
|
FOL.NV.existsIntroId
|
[316, 1]
|
[326, 13]
|
exact fastAdmits_self P v
|
case h1
P : Formula
v : VarName
Δ : Set Formula
h1 : IsDeduct Δ P
⊢ fastAdmits v v P
|
no goals
|
https://github.com/pthomas505/FOL.git
|
097a4abea51b641d144539b9a0f7516f3b9d818c
|
FOL/NV/Margaris/Fol.lean
|
FOL.NV.existsIntroId
|
[316, 1]
|
[326, 13]
|
simp only [fastReplaceFree_self]
|
case h2
P : Formula
v : VarName
Δ : Set Formula
h1 : IsDeduct Δ P
⊢ IsDeduct Δ (fastReplaceFree v v P)
|
case h2
P : Formula
v : VarName
Δ : Set Formula
h1 : IsDeduct Δ P
⊢ IsDeduct Δ P
|
https://github.com/pthomas505/FOL.git
|
097a4abea51b641d144539b9a0f7516f3b9d818c
|
FOL/NV/Margaris/Fol.lean
|
FOL.NV.existsIntroId
|
[316, 1]
|
[326, 13]
|
exact h1
|
case h2
P : Formula
v : VarName
Δ : Set Formula
h1 : IsDeduct Δ P
⊢ IsDeduct Δ P
|
no goals
|
https://github.com/pthomas505/FOL.git
|
097a4abea51b641d144539b9a0f7516f3b9d818c
|
FOL/NV/Margaris/Fol.lean
|
FOL.NV.T_17_6
|
[329, 1]
|
[339, 7]
|
apply deduction_theorem
|
P : Formula
v : VarName
⊢ IsProof ((forall_ v P).imp_ (exists_ v P))
|
case h1
P : Formula
v : VarName
⊢ IsDeduct (∅ ∪ {forall_ v P}) (exists_ v P)
|
https://github.com/pthomas505/FOL.git
|
097a4abea51b641d144539b9a0f7516f3b9d818c
|
FOL/NV/Margaris/Fol.lean
|
FOL.NV.T_17_6
|
[329, 1]
|
[339, 7]
|
simp
|
case h1
P : Formula
v : VarName
⊢ IsDeduct (∅ ∪ {forall_ v P}) (exists_ v P)
|
case h1
P : Formula
v : VarName
⊢ IsDeduct {forall_ v P} (exists_ v P)
|
https://github.com/pthomas505/FOL.git
|
097a4abea51b641d144539b9a0f7516f3b9d818c
|
FOL/NV/Margaris/Fol.lean
|
FOL.NV.T_17_6
|
[329, 1]
|
[339, 7]
|
apply existsIntroId
|
case h1
P : Formula
v : VarName
⊢ IsDeduct {forall_ v P} (exists_ v P)
|
case h1.h1
P : Formula
v : VarName
⊢ IsDeduct {forall_ v P} P
|
https://github.com/pthomas505/FOL.git
|
097a4abea51b641d144539b9a0f7516f3b9d818c
|
FOL/NV/Margaris/Fol.lean
|
FOL.NV.T_17_6
|
[329, 1]
|
[339, 7]
|
apply specId v
|
case h1.h1
P : Formula
v : VarName
⊢ IsDeduct {forall_ v P} P
|
case h1.h1.h1
P : Formula
v : VarName
⊢ IsDeduct {forall_ v P} (forall_ v P)
|
https://github.com/pthomas505/FOL.git
|
097a4abea51b641d144539b9a0f7516f3b9d818c
|
FOL/NV/Margaris/Fol.lean
|
FOL.NV.T_17_6
|
[329, 1]
|
[339, 7]
|
apply IsDeduct.assume_
|
case h1.h1.h1
P : Formula
v : VarName
⊢ IsDeduct {forall_ v P} (forall_ v P)
|
case h1.h1.h1.a
P : Formula
v : VarName
⊢ forall_ v P ∈ {forall_ v P}
|
https://github.com/pthomas505/FOL.git
|
097a4abea51b641d144539b9a0f7516f3b9d818c
|
FOL/NV/Margaris/Fol.lean
|
FOL.NV.T_17_6
|
[329, 1]
|
[339, 7]
|
simp
|
case h1.h1.h1.a
P : Formula
v : VarName
⊢ forall_ v P ∈ {forall_ v P}
|
no goals
|
https://github.com/pthomas505/FOL.git
|
097a4abea51b641d144539b9a0f7516f3b9d818c
|
FOL/NV/Margaris/Fol.lean
|
FOL.NV.T_17_7
|
[342, 1]
|
[368, 20]
|
induction h1
|
F : Formula
v : VarName
Δ : Set Formula
h1 : IsDeduct Δ F
h2 : ∀ H ∈ Δ, ¬isFreeIn v H
⊢ IsDeduct Δ (forall_ v F)
|
case axiom_
F : Formula
v : VarName
Δ : Set Formula
h2 : ∀ H ∈ Δ, ¬isFreeIn v H
phi✝ : Formula
a✝ : IsAxiom phi✝
⊢ IsDeduct Δ (forall_ v phi✝)
case assume_
F : Formula
v : VarName
Δ : Set Formula
h2 : ∀ H ∈ Δ, ¬isFreeIn v H
phi✝ : Formula
a✝ : phi✝ ∈ Δ
⊢ IsDeduct Δ (forall_ v phi✝)
case mp_
F : Formula
v : VarName
Δ : Set Formula
h2 : ∀ H ∈ Δ, ¬isFreeIn v H
phi✝ psi✝ : Formula
a✝¹ : IsDeduct Δ (phi✝.imp_ psi✝)
a✝ : IsDeduct Δ phi✝
a_ih✝¹ : IsDeduct Δ (forall_ v (phi✝.imp_ psi✝))
a_ih✝ : IsDeduct Δ (forall_ v phi✝)
⊢ IsDeduct Δ (forall_ v psi✝)
|
https://github.com/pthomas505/FOL.git
|
097a4abea51b641d144539b9a0f7516f3b9d818c
|
FOL/NV/Margaris/Fol.lean
|
FOL.NV.T_17_7
|
[342, 1]
|
[368, 20]
|
case axiom_ h1_phi h1_1 =>
apply IsDeduct.axiom_
apply IsAxiom.gen_
exact h1_1
|
F : Formula
v : VarName
Δ : Set Formula
h2 : ∀ H ∈ Δ, ¬isFreeIn v H
h1_phi : Formula
h1_1 : IsAxiom h1_phi
⊢ IsDeduct Δ (forall_ v h1_phi)
|
no goals
|
https://github.com/pthomas505/FOL.git
|
097a4abea51b641d144539b9a0f7516f3b9d818c
|
FOL/NV/Margaris/Fol.lean
|
FOL.NV.T_17_7
|
[342, 1]
|
[368, 20]
|
apply IsDeduct.axiom_
|
F : Formula
v : VarName
Δ : Set Formula
h2 : ∀ H ∈ Δ, ¬isFreeIn v H
h1_phi : Formula
h1_1 : IsAxiom h1_phi
⊢ IsDeduct Δ (forall_ v h1_phi)
|
case a
F : Formula
v : VarName
Δ : Set Formula
h2 : ∀ H ∈ Δ, ¬isFreeIn v H
h1_phi : Formula
h1_1 : IsAxiom h1_phi
⊢ IsAxiom (forall_ v h1_phi)
|
https://github.com/pthomas505/FOL.git
|
097a4abea51b641d144539b9a0f7516f3b9d818c
|
FOL/NV/Margaris/Fol.lean
|
FOL.NV.T_17_7
|
[342, 1]
|
[368, 20]
|
apply IsAxiom.gen_
|
case a
F : Formula
v : VarName
Δ : Set Formula
h2 : ∀ H ∈ Δ, ¬isFreeIn v H
h1_phi : Formula
h1_1 : IsAxiom h1_phi
⊢ IsAxiom (forall_ v h1_phi)
|
case a.a
F : Formula
v : VarName
Δ : Set Formula
h2 : ∀ H ∈ Δ, ¬isFreeIn v H
h1_phi : Formula
h1_1 : IsAxiom h1_phi
⊢ IsAxiom h1_phi
|
https://github.com/pthomas505/FOL.git
|
097a4abea51b641d144539b9a0f7516f3b9d818c
|
FOL/NV/Margaris/Fol.lean
|
FOL.NV.T_17_7
|
[342, 1]
|
[368, 20]
|
exact h1_1
|
case a.a
F : Formula
v : VarName
Δ : Set Formula
h2 : ∀ H ∈ Δ, ¬isFreeIn v H
h1_phi : Formula
h1_1 : IsAxiom h1_phi
⊢ IsAxiom h1_phi
|
no goals
|
https://github.com/pthomas505/FOL.git
|
097a4abea51b641d144539b9a0f7516f3b9d818c
|
FOL/NV/Margaris/Fol.lean
|
FOL.NV.T_17_7
|
[342, 1]
|
[368, 20]
|
apply IsDeduct.mp_ h1_phi
|
F : Formula
v : VarName
Δ : Set Formula
h2 : ∀ H ∈ Δ, ¬isFreeIn v H
h1_phi : Formula
h1_1 : h1_phi ∈ Δ
⊢ IsDeduct Δ (forall_ v h1_phi)
|
case a
F : Formula
v : VarName
Δ : Set Formula
h2 : ∀ H ∈ Δ, ¬isFreeIn v H
h1_phi : Formula
h1_1 : h1_phi ∈ Δ
⊢ IsDeduct Δ (h1_phi.imp_ (forall_ v h1_phi))
case a
F : Formula
v : VarName
Δ : Set Formula
h2 : ∀ H ∈ Δ, ¬isFreeIn v H
h1_phi : Formula
h1_1 : h1_phi ∈ Δ
⊢ IsDeduct Δ h1_phi
|
https://github.com/pthomas505/FOL.git
|
097a4abea51b641d144539b9a0f7516f3b9d818c
|
FOL/NV/Margaris/Fol.lean
|
FOL.NV.T_17_7
|
[342, 1]
|
[368, 20]
|
apply IsDeduct.axiom_
|
case a
F : Formula
v : VarName
Δ : Set Formula
h2 : ∀ H ∈ Δ, ¬isFreeIn v H
h1_phi : Formula
h1_1 : h1_phi ∈ Δ
⊢ IsDeduct Δ (h1_phi.imp_ (forall_ v h1_phi))
|
case a.a
F : Formula
v : VarName
Δ : Set Formula
h2 : ∀ H ∈ Δ, ¬isFreeIn v H
h1_phi : Formula
h1_1 : h1_phi ∈ Δ
⊢ IsAxiom (h1_phi.imp_ (forall_ v h1_phi))
|
https://github.com/pthomas505/FOL.git
|
097a4abea51b641d144539b9a0f7516f3b9d818c
|
FOL/NV/Margaris/Fol.lean
|
FOL.NV.T_17_7
|
[342, 1]
|
[368, 20]
|
apply IsAxiom.pred_3_
|
case a.a
F : Formula
v : VarName
Δ : Set Formula
h2 : ∀ H ∈ Δ, ¬isFreeIn v H
h1_phi : Formula
h1_1 : h1_phi ∈ Δ
⊢ IsAxiom (h1_phi.imp_ (forall_ v h1_phi))
|
case a.a.a
F : Formula
v : VarName
Δ : Set Formula
h2 : ∀ H ∈ Δ, ¬isFreeIn v H
h1_phi : Formula
h1_1 : h1_phi ∈ Δ
⊢ ¬isFreeIn v h1_phi
|
https://github.com/pthomas505/FOL.git
|
097a4abea51b641d144539b9a0f7516f3b9d818c
|
FOL/NV/Margaris/Fol.lean
|
FOL.NV.T_17_7
|
[342, 1]
|
[368, 20]
|
exact h2 h1_phi h1_1
|
case a.a.a
F : Formula
v : VarName
Δ : Set Formula
h2 : ∀ H ∈ Δ, ¬isFreeIn v H
h1_phi : Formula
h1_1 : h1_phi ∈ Δ
⊢ ¬isFreeIn v h1_phi
|
no goals
|
https://github.com/pthomas505/FOL.git
|
097a4abea51b641d144539b9a0f7516f3b9d818c
|
FOL/NV/Margaris/Fol.lean
|
FOL.NV.T_17_7
|
[342, 1]
|
[368, 20]
|
apply IsDeduct.assume_
|
case a
F : Formula
v : VarName
Δ : Set Formula
h2 : ∀ H ∈ Δ, ¬isFreeIn v H
h1_phi : Formula
h1_1 : h1_phi ∈ Δ
⊢ IsDeduct Δ h1_phi
|
case a.a
F : Formula
v : VarName
Δ : Set Formula
h2 : ∀ H ∈ Δ, ¬isFreeIn v H
h1_phi : Formula
h1_1 : h1_phi ∈ Δ
⊢ h1_phi ∈ Δ
|
https://github.com/pthomas505/FOL.git
|
097a4abea51b641d144539b9a0f7516f3b9d818c
|
FOL/NV/Margaris/Fol.lean
|
FOL.NV.T_17_7
|
[342, 1]
|
[368, 20]
|
exact h1_1
|
case a.a
F : Formula
v : VarName
Δ : Set Formula
h2 : ∀ H ∈ Δ, ¬isFreeIn v H
h1_phi : Formula
h1_1 : h1_phi ∈ Δ
⊢ h1_phi ∈ Δ
|
no goals
|
https://github.com/pthomas505/FOL.git
|
097a4abea51b641d144539b9a0f7516f3b9d818c
|
FOL/NV/Margaris/Fol.lean
|
FOL.NV.T_17_7
|
[342, 1]
|
[368, 20]
|
apply IsDeduct.mp_ (forall_ v h1_phi)
|
F : Formula
v : VarName
Δ : Set Formula
h2 : ∀ H ∈ Δ, ¬isFreeIn v H
h1_phi h1_psi : Formula
a✝¹ : IsDeduct Δ (h1_phi.imp_ h1_psi)
a✝ : IsDeduct Δ h1_phi
h1_ih_1 : IsDeduct Δ (forall_ v (h1_phi.imp_ h1_psi))
h1_ih_2 : IsDeduct Δ (forall_ v h1_phi)
⊢ IsDeduct Δ (forall_ v h1_psi)
|
case a
F : Formula
v : VarName
Δ : Set Formula
h2 : ∀ H ∈ Δ, ¬isFreeIn v H
h1_phi h1_psi : Formula
a✝¹ : IsDeduct Δ (h1_phi.imp_ h1_psi)
a✝ : IsDeduct Δ h1_phi
h1_ih_1 : IsDeduct Δ (forall_ v (h1_phi.imp_ h1_psi))
h1_ih_2 : IsDeduct Δ (forall_ v h1_phi)
⊢ IsDeduct Δ ((forall_ v h1_phi).imp_ (forall_ v h1_psi))
case a
F : Formula
v : VarName
Δ : Set Formula
h2 : ∀ H ∈ Δ, ¬isFreeIn v H
h1_phi h1_psi : Formula
a✝¹ : IsDeduct Δ (h1_phi.imp_ h1_psi)
a✝ : IsDeduct Δ h1_phi
h1_ih_1 : IsDeduct Δ (forall_ v (h1_phi.imp_ h1_psi))
h1_ih_2 : IsDeduct Δ (forall_ v h1_phi)
⊢ IsDeduct Δ (forall_ v h1_phi)
|
https://github.com/pthomas505/FOL.git
|
097a4abea51b641d144539b9a0f7516f3b9d818c
|
FOL/NV/Margaris/Fol.lean
|
FOL.NV.T_17_7
|
[342, 1]
|
[368, 20]
|
apply IsDeduct.mp_ (forall_ v (h1_phi.imp_ h1_psi))
|
case a
F : Formula
v : VarName
Δ : Set Formula
h2 : ∀ H ∈ Δ, ¬isFreeIn v H
h1_phi h1_psi : Formula
a✝¹ : IsDeduct Δ (h1_phi.imp_ h1_psi)
a✝ : IsDeduct Δ h1_phi
h1_ih_1 : IsDeduct Δ (forall_ v (h1_phi.imp_ h1_psi))
h1_ih_2 : IsDeduct Δ (forall_ v h1_phi)
⊢ IsDeduct Δ ((forall_ v h1_phi).imp_ (forall_ v h1_psi))
|
case a.a
F : Formula
v : VarName
Δ : Set Formula
h2 : ∀ H ∈ Δ, ¬isFreeIn v H
h1_phi h1_psi : Formula
a✝¹ : IsDeduct Δ (h1_phi.imp_ h1_psi)
a✝ : IsDeduct Δ h1_phi
h1_ih_1 : IsDeduct Δ (forall_ v (h1_phi.imp_ h1_psi))
h1_ih_2 : IsDeduct Δ (forall_ v h1_phi)
⊢ IsDeduct Δ ((forall_ v (h1_phi.imp_ h1_psi)).imp_ ((forall_ v h1_phi).imp_ (forall_ v h1_psi)))
case a.a
F : Formula
v : VarName
Δ : Set Formula
h2 : ∀ H ∈ Δ, ¬isFreeIn v H
h1_phi h1_psi : Formula
a✝¹ : IsDeduct Δ (h1_phi.imp_ h1_psi)
a✝ : IsDeduct Δ h1_phi
h1_ih_1 : IsDeduct Δ (forall_ v (h1_phi.imp_ h1_psi))
h1_ih_2 : IsDeduct Δ (forall_ v h1_phi)
⊢ IsDeduct Δ (forall_ v (h1_phi.imp_ h1_psi))
|
https://github.com/pthomas505/FOL.git
|
097a4abea51b641d144539b9a0f7516f3b9d818c
|
FOL/NV/Margaris/Fol.lean
|
FOL.NV.T_17_7
|
[342, 1]
|
[368, 20]
|
apply IsDeduct.axiom_
|
case a.a
F : Formula
v : VarName
Δ : Set Formula
h2 : ∀ H ∈ Δ, ¬isFreeIn v H
h1_phi h1_psi : Formula
a✝¹ : IsDeduct Δ (h1_phi.imp_ h1_psi)
a✝ : IsDeduct Δ h1_phi
h1_ih_1 : IsDeduct Δ (forall_ v (h1_phi.imp_ h1_psi))
h1_ih_2 : IsDeduct Δ (forall_ v h1_phi)
⊢ IsDeduct Δ ((forall_ v (h1_phi.imp_ h1_psi)).imp_ ((forall_ v h1_phi).imp_ (forall_ v h1_psi)))
|
case a.a.a
F : Formula
v : VarName
Δ : Set Formula
h2 : ∀ H ∈ Δ, ¬isFreeIn v H
h1_phi h1_psi : Formula
a✝¹ : IsDeduct Δ (h1_phi.imp_ h1_psi)
a✝ : IsDeduct Δ h1_phi
h1_ih_1 : IsDeduct Δ (forall_ v (h1_phi.imp_ h1_psi))
h1_ih_2 : IsDeduct Δ (forall_ v h1_phi)
⊢ IsAxiom ((forall_ v (h1_phi.imp_ h1_psi)).imp_ ((forall_ v h1_phi).imp_ (forall_ v h1_psi)))
|
https://github.com/pthomas505/FOL.git
|
097a4abea51b641d144539b9a0f7516f3b9d818c
|
FOL/NV/Margaris/Fol.lean
|
FOL.NV.T_17_7
|
[342, 1]
|
[368, 20]
|
apply IsAxiom.pred_1_
|
case a.a.a
F : Formula
v : VarName
Δ : Set Formula
h2 : ∀ H ∈ Δ, ¬isFreeIn v H
h1_phi h1_psi : Formula
a✝¹ : IsDeduct Δ (h1_phi.imp_ h1_psi)
a✝ : IsDeduct Δ h1_phi
h1_ih_1 : IsDeduct Δ (forall_ v (h1_phi.imp_ h1_psi))
h1_ih_2 : IsDeduct Δ (forall_ v h1_phi)
⊢ IsAxiom ((forall_ v (h1_phi.imp_ h1_psi)).imp_ ((forall_ v h1_phi).imp_ (forall_ v h1_psi)))
|
no goals
|
https://github.com/pthomas505/FOL.git
|
097a4abea51b641d144539b9a0f7516f3b9d818c
|
FOL/NV/Margaris/Fol.lean
|
FOL.NV.T_17_7
|
[342, 1]
|
[368, 20]
|
exact h1_ih_1
|
case a.a
F : Formula
v : VarName
Δ : Set Formula
h2 : ∀ H ∈ Δ, ¬isFreeIn v H
h1_phi h1_psi : Formula
a✝¹ : IsDeduct Δ (h1_phi.imp_ h1_psi)
a✝ : IsDeduct Δ h1_phi
h1_ih_1 : IsDeduct Δ (forall_ v (h1_phi.imp_ h1_psi))
h1_ih_2 : IsDeduct Δ (forall_ v h1_phi)
⊢ IsDeduct Δ (forall_ v (h1_phi.imp_ h1_psi))
|
no goals
|
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