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	⊢
	: , : , :
1	axiom		⊢
	proveit.logic.equality.substitution
2	instantiation	3, 4, 5	⊢
	: , :
3	theorem		⊢
	proveit.numbers.multiplication.commutation
4	instantiation	22, 7, 6	⊢
	: , : , :
5	instantiation	22, 7, 8	⊢
	: , : , :
6	instantiation	9, 10, 21	⊢
	: , : , :
7	theorem		⊢
	proveit.numbers.number_sets.complex_numbers.real_within_complex
8	instantiation	22, 11, 12	⊢
	: , : , :
9	theorem		⊢
	proveit.logic.sets.inclusion.unfold_subset_eq
10	instantiation	13, 14	⊢
	: , :
11	theorem		⊢
	proveit.numbers.number_sets.real_numbers.rational_within_real
12	instantiation	22, 15, 16	⊢
	: , : , :
13	theorem		⊢
	proveit.logic.sets.inclusion.relax_proper_subset
14	theorem		⊢
	proveit.numbers.number_sets.real_numbers.nat_pos_within_real
15	theorem		⊢
	proveit.numbers.number_sets.rational_numbers.int_within_rational
16	instantiation	17, 18, 19	⊢
	: , :
17	theorem		⊢
	proveit.numbers.addition.add_int_closure_bin
18	instantiation	22, 20, 21	⊢
	: , : , :
19	instantiation	22, 23, 24	⊢
	: , : , :
20	theorem		⊢
	proveit.numbers.number_sets.integers.nat_pos_within_int
21	assumption		⊢
22	theorem		⊢
	proveit.logic.sets.inclusion.superset_membership_from_proper_subset
23	theorem		⊢
	proveit.numbers.number_sets.integers.nat_within_int
24	theorem		⊢
	proveit.numbers.numerals.decimals.nat1