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.numerals.decimals.n_in_digits
2	reference	32	⊢
3	instantiation	4, 5, 6	⊢
	: , :
4	theorem		⊢
	proveit.logic.booleans.conjunction.and_if_both
5	instantiation	14, 32	⊢
	:
6	instantiation	7, 25, 8, 9, 10, 11*, 12*	⊢
	: , : , :
7	theorem		⊢
	proveit.numbers.addition.weak_bound_via_left_term_bound
8	theorem		⊢
	proveit.numbers.number_sets.real_numbers.zero_is_real
9	instantiation	30, 26, 13	⊢
	: , : , :
10	instantiation	14, 23	⊢
	:
11	instantiation	15, 16, 17	⊢
	: , : , :
12	theorem		⊢
	proveit.numbers.numerals.decimals.add_7_2
13	instantiation	30, 28, 18	⊢
	: , : , :
14	theorem		⊢
	proveit.numbers.number_sets.natural_numbers.natural_lower_bound
15	theorem		⊢
	proveit.logic.equality.sub_right_side_into
16	instantiation	19, 21	⊢
	:
17	instantiation	20, 21, 22	⊢
	: , :
18	instantiation	30, 31, 23	⊢
	: , : , :
19	theorem		⊢
	proveit.numbers.addition.elim_zero_right
20	theorem		⊢
	proveit.numbers.addition.commutation
21	instantiation	30, 24, 25	⊢
	: , : , :
22	theorem		⊢
	proveit.numbers.number_sets.complex_numbers.zero_is_complex
23	theorem		⊢
	proveit.numbers.numerals.decimals.nat7
24	theorem		⊢
	proveit.numbers.number_sets.complex_numbers.real_within_complex
25	instantiation	30, 26, 27	⊢
	: , : , :
26	theorem		⊢
	proveit.numbers.number_sets.real_numbers.rational_within_real
27	instantiation	30, 28, 29	⊢
	: , : , :
28	theorem		⊢
	proveit.numbers.number_sets.rational_numbers.int_within_rational
29	instantiation	30, 31, 32	⊢
	: , : , :
30	theorem		⊢
	proveit.logic.sets.inclusion.superset_membership_from_proper_subset
31	theorem		⊢
	proveit.numbers.number_sets.integers.nat_within_int
32	theorem		⊢
	proveit.numbers.numerals.decimals.nat2
*equality replacement requirements