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.core_expr_types.tuples.general_len
2	theorem		⊢
	proveit.numbers.numerals.decimals.posnat2
3	instantiation	50	⊢
	: , :
4	instantiation	50	⊢
	: , :
5	instantiation	50	⊢
	: , :
6	instantiation	10, 76, 11	⊢
	: , : , :
7	instantiation	12, 38, 13, 37, 14, 76	⊢
	: , :
8	reference	11	⊢
9	instantiation	15, 16, 17	⊢
	: , : , :
10	theorem		⊢
	proveit.logic.equality.sub_left_side_into
11	instantiation	18, 55, 43	⊢
	: , : , :
12	theorem		⊢
	proveit.numbers.addition.add_nat_closure
13	instantiation	51	⊢
	: , : , :
14	instantiation	19, 20	⊢
	:
15	axiom		⊢
	proveit.logic.equality.equals_transitivity
16	instantiation	21, 22	⊢
	: , : , :
17	instantiation	23, 24, 25, 26	⊢
	: , : , : , :
18	theorem		⊢
	proveit.numbers.addition.subtraction.add_cancel_triple_12
19	theorem		⊢
	proveit.numbers.negation.nat_closure
20	instantiation	27, 28, 29	⊢
	:
21	axiom		⊢
	proveit.logic.equality.substitution
22	instantiation	30, 56, 55, 31*	⊢
	: , :
23	theorem		⊢
	proveit.logic.equality.four_chain_transitivity
24	instantiation	32, 76, 33, 34, 35, 58, 41, 55	⊢
	: , : , : , : , : , :
25	instantiation	36, 37, 38, 39, 40, 58, 41, 55	⊢
	: , : , : , :
26	instantiation	42, 55, 58, 43	⊢
	: , : , :
27	theorem		⊢
	proveit.numbers.number_sets.integers.nonpos_int_is_int_nonpos
28	instantiation	44, 72, 70	⊢
	: , :
29	instantiation	45, 61, 60, 63, 46, 47*, 48*	⊢
	: , : , :
30	theorem		⊢
	proveit.numbers.negation.distribute_neg_through_binary_sum
31	instantiation	49, 58	⊢
	:
32	theorem		⊢
	proveit.numbers.addition.disassociation
33	theorem		⊢
	proveit.numbers.numerals.decimals.nat2
34	instantiation	50	⊢
	: , :
35	theorem		⊢
	proveit.numbers.number_sets.complex_numbers.zero_is_complex
36	theorem		⊢
	proveit.numbers.addition.elim_zero_any
37	axiom		⊢
	proveit.numbers.number_sets.natural_numbers.zero_in_nats
38	theorem		⊢
	proveit.numbers.numerals.decimals.nat3
39	theorem		⊢
	proveit.core_expr_types.tuples.tuple_len_0_typical_eq
40	instantiation	51	⊢
	: , : , :
41	instantiation	52, 55	⊢
	:
42	theorem		⊢
	proveit.numbers.addition.subtraction.add_cancel_triple_32
43	instantiation	64	⊢
	:
44	theorem		⊢
	proveit.numbers.addition.add_int_closure_bin
45	theorem		⊢
	proveit.numbers.addition.weak_bound_via_left_term_bound
46	instantiation	53, 81	⊢
	:
47	instantiation	54, 55, 56	⊢
	: , :
48	instantiation	57, 58, 59	⊢
	: , :
49	theorem		⊢
	proveit.numbers.negation.double_negation
50	theorem		⊢
	proveit.numbers.numerals.decimals.tuple_len_2_typical_eq
51	theorem		⊢
	proveit.numbers.numerals.decimals.tuple_len_3_typical_eq
52	theorem		⊢
	proveit.numbers.negation.complex_closure
53	theorem		⊢
	proveit.numbers.number_sets.natural_numbers.natural_pos_lower_bound
54	theorem		⊢
	proveit.numbers.addition.commutation
55	instantiation	79, 62, 60	⊢
	: , : , :
56	instantiation	79, 62, 61	⊢
	: , : , :
57	theorem		⊢
	proveit.numbers.addition.subtraction.add_cancel_basic
58	instantiation	79, 62, 63	⊢
	: , : , :
59	instantiation	64	⊢
	:
60	instantiation	79, 66, 65	⊢
	: , : , :
61	instantiation	79, 66, 67	⊢
	: , : , :
62	theorem		⊢
	proveit.numbers.number_sets.complex_numbers.real_within_complex
63	instantiation	68, 69, 81	⊢
	: , : , :
64	axiom		⊢
	proveit.logic.equality.equals_reflexivity
65	instantiation	79, 71, 70	⊢
	: , : , :
66	theorem		⊢
	proveit.numbers.number_sets.real_numbers.rational_within_real
67	instantiation	79, 71, 72	⊢
	: , : , :
68	theorem		⊢
	proveit.logic.sets.inclusion.unfold_subset_eq
69	instantiation	73, 74	⊢
	: , :
70	instantiation	79, 75, 76	⊢
	: , : , :
71	theorem		⊢
	proveit.numbers.number_sets.rational_numbers.int_within_rational
72	instantiation	77, 78	⊢
	:
73	theorem		⊢
	proveit.logic.sets.inclusion.relax_proper_subset
74	theorem		⊢
	proveit.numbers.number_sets.real_numbers.nat_pos_within_real
75	theorem		⊢
	proveit.numbers.number_sets.integers.nat_within_int
76	theorem		⊢
	proveit.numbers.numerals.decimals.nat1
77	theorem		⊢
	proveit.numbers.negation.int_closure
78	instantiation	79, 80, 81	⊢
	: , : , :
79	theorem		⊢
	proveit.logic.sets.inclusion.superset_membership_from_proper_subset
80	theorem		⊢
	proveit.numbers.number_sets.integers.nat_pos_within_int
81	assumption		⊢
*equality replacement requirements