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	theorem		⊢
	proveit.numbers.addition.commutation
2	instantiation	22, 5, 4	⊢
	: , : , :
3	instantiation	22, 5, 6	⊢
	: , : , :
4	instantiation	7, 8, 24	⊢
	: , : , :
5	theorem		⊢
	proveit.numbers.number_sets.complex_numbers.real_within_complex
6	instantiation	22, 9, 10	⊢
	: , : , :
7	theorem		⊢
	proveit.logic.sets.inclusion.unfold_subset_eq
8	instantiation	11, 12	⊢
	: , :
9	theorem		⊢
	proveit.numbers.number_sets.real_numbers.rational_within_real
10	instantiation	22, 13, 14	⊢
	: , : , :
11	theorem		⊢
	proveit.logic.sets.inclusion.relax_proper_subset
12	theorem		⊢
	proveit.numbers.number_sets.real_numbers.nat_pos_within_real
13	theorem		⊢
	proveit.numbers.number_sets.rational_numbers.int_within_rational
14	instantiation	15, 16, 17	⊢
	: , :
15	theorem		⊢
	proveit.numbers.addition.add_int_closure_bin
16	instantiation	18, 19	⊢
	:
17	instantiation	22, 20, 21	⊢
	: , : , :
18	theorem		⊢
	proveit.numbers.negation.int_closure
19	instantiation	22, 23, 24	⊢
	: , : , :
20	theorem		⊢
	proveit.numbers.number_sets.integers.nat_within_int
21	theorem		⊢
	proveit.numbers.numerals.decimals.nat2
22	theorem		⊢
	proveit.logic.sets.inclusion.superset_membership_from_proper_subset
23	theorem		⊢
	proveit.numbers.number_sets.integers.nat_pos_within_int
24	assumption		⊢