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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  ⊢  
  : , : , :
1axiom  ⊢  
 proveit.logic.equality.substitution
2instantiation3, 4*  ⊢  
  : , :
3axiom  ⊢  
 proveit.logic.equality.not_equals_def
4instantiation5, 6  ⊢  
  :
5theorem  ⊢  
 proveit.logic.booleans.negation.falsified_negation_intro
6assumption  ⊢  
*equality replacement requirements