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*	⊢
	: , :
1	theorem		⊢
	proveit.trigonometry.complex_unit_circle_chord_length
2	reference	22	⊢
3	theorem		⊢
	proveit.numbers.number_sets.real_numbers.zero_is_real
4	instantiation	8, 6, 7	⊢
	: , : , :
5	instantiation	8, 9, 10	⊢
	: , : , :
6	instantiation	14, 11	⊢
	: , : , :
7	instantiation	12, 13	⊢
	:
8	axiom		⊢
	proveit.logic.equality.equals_transitivity
9	instantiation	14, 15	⊢
	: , : , :
10	instantiation	16, 17	⊢
	:
11	instantiation	18, 19	⊢
	:
12	theorem		⊢
	proveit.numbers.exponentiation.exp_zero_eq_one
13	instantiation	23, 21, 20	⊢
	: , : , :
14	axiom		⊢
	proveit.logic.equality.substitution
15	theorem		⊢
	proveit.numbers.negation.negated_zero
16	theorem		⊢
	proveit.numbers.addition.elim_zero_right
17	instantiation	23, 21, 22	⊢
	: , : , :
18	theorem		⊢
	proveit.numbers.multiplication.mult_zero_right
19	theorem		⊢
	proveit.numbers.number_sets.complex_numbers.i_is_complex
20	instantiation	23, 24, 25	⊢
	: , : , :
21	theorem		⊢
	proveit.numbers.number_sets.complex_numbers.real_within_complex
22	assumption		⊢
23	theorem		⊢
	proveit.logic.sets.inclusion.superset_membership_from_proper_subset
24	theorem		⊢
	proveit.numbers.number_sets.real_numbers.real_pos_within_real
25	theorem		⊢
	proveit.numbers.number_sets.real_numbers.e_is_real_pos
*equality replacement requirements