Show the Proof

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

	step type	requirements	statement
0	instantiation	1, 2, 3	⊢
	: , : , :
1	reference	11	⊢
2	instantiation	17, 37, 4, 5, 6, 7	⊢
	: , : , : , :
3	instantiation	8, 9, 10	⊢
	:
4	instantiation	23	⊢
	: , :
5	instantiation	23	⊢
	: , :
6	instantiation	11, 12, 13	⊢
	: , : , :
7	theorem		⊢
	proveit.numbers.numerals.decimals.mult_2_2
8	theorem		⊢
	proveit.numbers.division.frac_cancel_complete
9	instantiation	35, 28, 14	⊢
	: , : , :
10	instantiation	15, 16	⊢
	:
11	axiom		⊢
	proveit.logic.equality.equals_transitivity
12	instantiation	17, 37, 18, 19, 20, 21	⊢
	: , : , : , :
13	theorem		⊢
	proveit.numbers.numerals.decimals.add_2_2
14	instantiation	35, 31, 22	⊢
	: , : , :
15	theorem		⊢
	proveit.numbers.number_sets.natural_numbers.nonzero_if_is_nat_pos
16	theorem		⊢
	proveit.numbers.numerals.decimals.posnat4
17	axiom		⊢
	proveit.core_expr_types.operations.operands_substitution
18	instantiation	23	⊢
	: , :
19	instantiation	23	⊢
	: , :
20	instantiation	24, 26	⊢
	:
21	instantiation	25, 26	⊢
	:
22	instantiation	35, 33, 27	⊢
	: , : , :
23	theorem		⊢
	proveit.numbers.numerals.decimals.tuple_len_2_typical_eq
24	theorem		⊢
	proveit.numbers.multiplication.elim_one_left
25	theorem		⊢
	proveit.numbers.multiplication.elim_one_right
26	instantiation	35, 28, 29	⊢
	: , : , :
27	instantiation	35, 36, 30	⊢
	: , : , :
28	theorem		⊢
	proveit.numbers.number_sets.complex_numbers.real_within_complex
29	instantiation	35, 31, 32	⊢
	: , : , :
30	theorem		⊢
	proveit.numbers.numerals.decimals.nat4
31	theorem		⊢
	proveit.numbers.number_sets.real_numbers.rational_within_real
32	instantiation	35, 33, 34	⊢
	: , : , :
33	theorem		⊢
	proveit.numbers.number_sets.rational_numbers.int_within_rational
34	instantiation	35, 36, 37	⊢
	: , : , :
35	theorem		⊢
	proveit.logic.sets.inclusion.superset_membership_from_proper_subset
36	theorem		⊢
	proveit.numbers.number_sets.integers.nat_within_int
37	theorem		⊢
	proveit.numbers.numerals.decimals.nat2