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, 4, 5, 6, 7, 8, 9	,  ⊢
	: , : , : , : , : , :
1	theorem		⊢
	proveit.numbers.addition.disassociation
2	axiom		⊢
	proveit.numbers.number_sets.natural_numbers.zero_in_nats
3	theorem		⊢
	proveit.numbers.numerals.decimals.nat2
4	reference	34	⊢
5	theorem		⊢
	proveit.core_expr_types.tuples.tuple_len_0_typical_eq
6	instantiation	10	⊢
	: , :
7	instantiation	35, 13, 11	,  ⊢
	: , : , :
8	instantiation	35, 13, 12	⊢
	: , : , :
9	instantiation	35, 13, 14	⊢
	: , : , :
10	theorem		⊢
	proveit.numbers.numerals.decimals.tuple_len_2_typical_eq
11	instantiation	35, 17, 15	,  ⊢
	: , : , :
12	instantiation	35, 17, 16	⊢
	: , : , :
13	theorem		⊢
	proveit.numbers.number_sets.complex_numbers.real_within_complex
14	instantiation	35, 17, 18	⊢
	: , : , :
15	instantiation	35, 20, 19	,  ⊢
	: , : , :
16	instantiation	35, 20, 30	⊢
	: , : , :
17	theorem		⊢
	proveit.numbers.number_sets.real_numbers.rational_within_real
18	instantiation	35, 20, 21	⊢
	: , : , :
19	instantiation	35, 22, 23	,  ⊢
	: , : , :
20	theorem		⊢
	proveit.numbers.number_sets.rational_numbers.int_within_rational
21	instantiation	28, 32, 24	⊢
	: , :
22	instantiation	25, 26, 27	⊢
	: , :
23	assumption		⊢
24	instantiation	31, 30	⊢
	:
25	theorem		⊢
	proveit.numbers.number_sets.integers.int_interval_within_int
26	instantiation	28, 29, 30	⊢
	: , :
27	theorem		⊢
	proveit.numbers.number_sets.integers.zero_is_int
28	theorem		⊢
	proveit.numbers.addition.add_int_closure_bin
29	instantiation	31, 32	⊢
	:
30	instantiation	35, 33, 34	⊢
	: , : , :
31	theorem		⊢
	proveit.numbers.negation.int_closure
32	instantiation	35, 36, 37	⊢
	: , : , :
33	theorem		⊢
	proveit.numbers.number_sets.integers.nat_within_int
34	theorem		⊢
	proveit.numbers.numerals.decimals.nat1
35	theorem		⊢
	proveit.logic.sets.inclusion.superset_membership_from_proper_subset
36	theorem		⊢
	proveit.numbers.number_sets.integers.nat_pos_within_int
37	assumption		⊢