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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  ⊢  
  : , : , :
1axiom  ⊢  
 proveit.logic.equality.equals_transitivity
2instantiation8, 4  ⊢  
  : , : , :
3instantiation5, 6, 7  ⊢  
  : , :
4instantiation8, 9  ⊢  
  : , : , :
5theorem  ⊢  
 proveit.numbers.negation.distribute_neg_through_binary_sum
6instantiation24, 11, 10  ⊢  
  : , : , :
7instantiation24, 11, 12  ⊢  
  : , : , :
8axiom  ⊢  
 proveit.logic.equality.substitution
9instantiation13, 14  ⊢  
  :
10instantiation24, 15, 23  ⊢  
  : , : , :
11theorem  ⊢  
 proveit.numbers.number_sets.complex_numbers.real_within_complex
12instantiation24, 16, 17  ⊢  
  : , : , :
13theorem  ⊢  
 proveit.numbers.absolute_value.abs_non_neg_elim
14instantiation18, 19  ⊢  
  : , :
15theorem  ⊢  
 proveit.numbers.number_sets.real_numbers.real_pos_within_real
16theorem  ⊢  
 proveit.numbers.number_sets.real_numbers.rational_within_real
17instantiation24, 20, 21  ⊢  
  : , : , :
18theorem  ⊢  
 proveit.numbers.ordering.relax_less
19instantiation22, 23  ⊢  
  :
20theorem  ⊢  
 proveit.numbers.number_sets.rational_numbers.int_within_rational
21instantiation24, 25, 26  ⊢  
  : , : , :
22theorem  ⊢  
 proveit.numbers.number_sets.real_numbers.positive_if_in_real_pos
23assumption  ⊢  
24theorem  ⊢  
 proveit.logic.sets.inclusion.superset_membership_from_proper_subset
25theorem  ⊢  
 proveit.numbers.number_sets.integers.nat_within_int
26theorem  ⊢  
 proveit.numbers.numerals.decimals.nat2