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Show the Proof

In [1]:
import proveit
# Automation is not needed when only showing a stored proof:
proveit.defaults.automation = False # This will speed things up.
proveit.defaults.inline_pngs = False # Makes files smaller.
%show_proof
Out[1]:
 step typerequirementsstatement
0instantiation1, 2, 3  ⊢  
  : , : , :
1reference4  ⊢  
2instantiation4, 5, 6  ⊢  
  : , : , :
3instantiation8  ⊢  
  : , :
4theorem  ⊢  
 proveit.logic.equality.sub_left_side_into
5deduction7  ⊢  
6instantiation8  ⊢  
  : , :
7instantiation9, 10, 11, 12  ⊢  
  : , :
8axiom  ⊢  
 proveit.logic.sets.equivalence.set_not_equiv_def
9theorem  ⊢  
 proveit.logic.booleans.implication.modus_tollens_denial
10instantiation13  ⊢  
  : , :
11deduction14  ⊢  
12assumption  ⊢  
13theorem  ⊢  
 proveit.logic.sets.equivalence.set_equiv_is_bool
14instantiation15, 16  ⊢  
  : , :
15theorem  ⊢  
 proveit.logic.sets.equivalence.set_equiv_reversal
16assumption  ⊢