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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  ⊢  
  : , : , :
1reference10  ⊢  
2instantiation3, 4, 5  ⊢  
  : , : , :
3axiom  ⊢  
 proveit.logic.equality.equals_transitivity
4instantiation10, 6  ⊢  
  : , : , :
5instantiation7, 8, 9  ⊢  
  : , :
6instantiation10, 11  ⊢  
  : , : , :
7theorem  ⊢  
 proveit.numbers.negation.distribute_neg_through_binary_sum
8instantiation24, 13, 12  ⊢  
  : , : , :
9instantiation24, 13, 14  ⊢  
  : , : , :
10axiom  ⊢  
 proveit.logic.equality.substitution
11instantiation15, 16  ⊢  
  :
12instantiation24, 17, 21  ⊢  
  : , : , :
13theorem  ⊢  
 proveit.numbers.number_sets.complex_numbers.real_within_complex
14instantiation24, 18, 19  ⊢  
  : , : , :
15theorem  ⊢  
 proveit.numbers.absolute_value.abs_non_neg_elim
16instantiation20, 21  ⊢  
  :
17theorem  ⊢  
 proveit.numbers.number_sets.real_numbers.real_nonneg_within_real
18theorem  ⊢  
 proveit.numbers.number_sets.real_numbers.rational_within_real
19instantiation24, 22, 23  ⊢  
  : , : , :
20theorem  ⊢  
 proveit.numbers.number_sets.real_numbers.nonneg_if_in_real_nonneg
21assumption  ⊢  
22theorem  ⊢  
 proveit.numbers.number_sets.rational_numbers.int_within_rational
23instantiation24, 25, 26  ⊢  
  : , : , :
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