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.logic.equality.sub_right_side_into
2	instantiation	4, 5	,  ⊢
	: , : , :
3	instantiation	6, 7, 8, 9	, , , ,  ⊢
	: , :
4	axiom		⊢
	proveit.logic.equality.substitution
5	instantiation	10, 19, 22	,  ⊢
	: , :
6	theorem		⊢
	proveit.numbers.division.neg_frac_neg_denominator
7	instantiation	25, 26, 11	⊢
	: , : , :
8	instantiation	12, 19, 22	,  ⊢
	: , :
9	instantiation	13, 14, 15, 16, 17	, , ,  ⊢
	: , :
10	theorem		⊢
	proveit.numbers.multiplication.mult_neg_left
11	assumption		⊢
12	theorem		⊢
	proveit.numbers.multiplication.mult_complex_closure_bin
13	theorem		⊢
	proveit.numbers.multiplication.mult_not_eq_zero
14	theorem		⊢
	proveit.numbers.numerals.decimals.nat2
15	instantiation	18	⊢
	: , :
16	instantiation	21, 19, 20	,  ⊢
	:
17	instantiation	21, 22, 23	,  ⊢
	:
18	theorem		⊢
	proveit.numbers.numerals.decimals.tuple_len_2_typical_eq
19	instantiation	25, 26, 24	⊢
	: , : , :
20	assumption		⊢
21	theorem		⊢
	proveit.numbers.number_sets.complex_numbers.nonzero_complex_is_complex_nonzero
22	instantiation	25, 26, 27	⊢
	: , : , :
23	assumption		⊢
24	assumption		⊢
25	theorem		⊢
	proveit.logic.sets.inclusion.superset_membership_from_proper_subset
26	theorem		⊢
	proveit.numbers.number_sets.complex_numbers.real_within_complex
27	assumption		⊢