File size: 339 Bytes
0c8dcd9
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
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
new B ∧ E β†’ (B ∧ A β†’ (A β†’ (C β†’ ((B β†’ A) β†’ ((C ∧ F) ∧ (F ∨ F) β†’ (D β†’ E) ∧ C ∨ (C ∧ F β†’ C))))))
intro
cases 0
intro
cases 3
intro
intro
intro
cases 0
cases 3
intro
cases 13
cases 0
cases 3
cases 13
cases 14
cases 20
left
constructor
intro
cases 0
cases 3
cases 13
cases 14
cases 20
cases 31
exact 2
exact 7