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	⊢
	: , :
1	theorem		⊢
	proveit.numbers.multiplication.mult_real_pos_closure
2	theorem		⊢
	proveit.numbers.numerals.decimals.nat3
3	instantiation	7	⊢
	: , : , :
4	instantiation	19, 9, 8	⊢
	: , : , :
5	instantiation	19, 9, 10	⊢
	: , : , :
6	instantiation	11, 12	⊢
	:
7	theorem		⊢
	proveit.numbers.numerals.decimals.tuple_len_3_typical_eq
8	instantiation	19, 14, 13	⊢
	: , : , :
9	theorem		⊢
	proveit.numbers.number_sets.real_numbers.rational_pos_within_real_pos
10	instantiation	19, 14, 15	⊢
	: , : , :
11	theorem		⊢
	proveit.numbers.absolute_value.abs_nonzero_closure
12	instantiation	16, 17, 18	⊢
	:
13	theorem		⊢
	proveit.numbers.numerals.decimals.posnat2
14	theorem		⊢
	proveit.numbers.number_sets.rational_numbers.nat_pos_within_rational_pos
15	theorem		⊢
	proveit.physics.quantum.QPE._two_pow_t_is_nat_pos
16	theorem		⊢
	proveit.numbers.number_sets.complex_numbers.nonzero_complex_is_complex_nonzero
17	instantiation	19, 20, 21	⊢
	: , : , :
18	assumption		⊢
19	theorem		⊢
	proveit.logic.sets.inclusion.superset_membership_from_proper_subset
20	theorem		⊢
	proveit.numbers.number_sets.complex_numbers.real_within_complex
21	instantiation	22, 23	⊢
	:
22	theorem		⊢
	proveit.physics.quantum.QPE._delta_b_is_real
23	theorem		⊢
	proveit.physics.quantum.QPE._best_round_is_int