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	reference	7	⊢
2	instantiation	7, 4, 5	⊢
	: , : , :
3	instantiation	15, 12, 16, 11, 6, 13	⊢
	: , : , : , : , : , : , :
4	instantiation	7, 8, 9	⊢
	: , : , :
5	instantiation	15, 17, 16, 10, 18	⊢
	: , : , : , : , : , : , :
6	instantiation	20	⊢
	: , : , : , :
7	axiom		⊢
	proveit.logic.equality.equals_transitivity
8	instantiation	15, 11, 12, 16, 13, 14	⊢
	: , : , : , : , : , : , :
9	instantiation	15, 16, 17, 18, 19	⊢
	: , : , : , : , : , : , :
10	instantiation	21	⊢
	: , :
11	axiom		⊢
	proveit.numbers.number_sets.natural_numbers.zero_in_nats
12	theorem		⊢
	proveit.numbers.numerals.decimals.nat4
13	theorem		⊢
	proveit.core_expr_types.tuples.tuple_len_0_typical_eq
14	instantiation	20	⊢
	: , : , : , :
15	theorem		⊢
	proveit.logic.sets.enumeration.leftward_permutation
16	theorem		⊢
	proveit.numbers.numerals.decimals.nat1
17	theorem		⊢
	proveit.numbers.numerals.decimals.nat2
18	instantiation	21	⊢
	: , :
19	instantiation	21	⊢
	: , :
20	theorem		⊢
	proveit.numbers.numerals.decimals.tuple_len_4_typical_eq
21	theorem		⊢
	proveit.numbers.numerals.decimals.tuple_len_2_typical_eq