| | step type | requirements | statement |
| 0 | instantiation | 1, 2, 3, 4, 5 | ⊢  |
| | : , : , :  |
| 1 | theorem | | ⊢  |
| | proveit.logic.sets.unification.nonmembership_folding |
| 2 | reference | 54 | ⊢  |
| 3 | instantiation | 18 | ⊢  |
| | : , :  |
| 4 | instantiation | 10, 85, 6, 7, 8, 9 | ⊢  |
| | : , : , :  |
| 5 | instantiation | 10, 89, 11, 12, 13 | ⊢  |
| | : , : , :  |
| 6 | instantiation | 14 | ⊢  |
| | : , : , :  |
| 7 | instantiation | 20, 15 | ⊢  |
| | : , :  |
| 8 | instantiation | 20, 16 | ⊢  |
| | : , :  |
| 9 | instantiation | 20, 17 | ⊢  |
| | : , :  |
| 10 | theorem | | ⊢  |
| | proveit.logic.sets.enumeration.nonmembership_fold |
| 11 | instantiation | 18 | ⊢  |
| | : , :  |
| 12 | instantiation | 20, 19 | ⊢  |
| | : , :  |
| 13 | instantiation | 20, 21 | ⊢  |
| | : , :  |
| 14 | theorem | | ⊢  |
| | proveit.numbers.numerals.decimals.tuple_len_3_typical_eq |
| 15 | instantiation | 26, 84, 27, 22 | ⊢  |
| | : , :  |
| 16 | instantiation | 26, 89, 27, 23 | ⊢  |
| | : , :  |
| 17 | instantiation | 26, 85, 27, 24 | ⊢  |
| | : , :  |
| 18 | theorem | | ⊢  |
| | proveit.numbers.numerals.decimals.tuple_len_2_typical_eq |
| 19 | instantiation | 26, 86, 27, 25 | ⊢  |
| | : , :  |
| 20 | theorem | | ⊢  |
| | proveit.logic.equality.not_equals_symmetry |
| 21 | instantiation | 26, 68, 27, 28 | ⊢  |
| | : , :  |
| 22 | instantiation | 38, 69, 39, 29, 30, 31*, 32* | ⊢  |
| | : , : , :  |
| 23 | instantiation | 38, 73, 39, 71, 33, 34*, 58* | ⊢  |
| | : , : , :  |
| 24 | instantiation | 38, 70, 39, 35, 36*, 37* | ⊢  |
| | : , : , :  |
| 25 | instantiation | 38, 71, 39, 73, 40, 41*, 42* | ⊢  |
| | : , : , :  |
| 26 | theorem | | ⊢  |
| | proveit.numbers.ordering.less_is_not_eq_nat |
| 27 | theorem | | ⊢  |
| | proveit.numbers.numerals.decimals.nat6 |
| 28 | theorem | | ⊢  |
| | proveit.numbers.numerals.decimals.less_5_6 |
| 29 | instantiation | 87, 77, 43 | ⊢  |
| | : , : , :  |
| 30 | instantiation | 53, 44 | ⊢  |
| | :  |
| 31 | instantiation | 57, 45, 46 | ⊢  |
| | : , : , :  |
| 32 | theorem | | ⊢  |
| | proveit.numbers.numerals.decimals.add_5_1 |
| 33 | instantiation | 53, 47 | ⊢  |
| | :  |
| 34 | instantiation | 57, 48, 49 | ⊢  |
| | : , : , :  |
| 35 | instantiation | 53, 50 | ⊢  |
| | :  |
| 36 | instantiation | 57, 51, 52 | ⊢  |
| | : , : , :  |
| 37 | theorem | | ⊢  |
| | proveit.numbers.numerals.decimals.add_3_3 |
| 38 | theorem | | ⊢  |
| | proveit.numbers.addition.strong_bound_via_left_term_bound |
| 39 | theorem | | ⊢  |
| | proveit.numbers.number_sets.real_numbers.zero_is_real |
| 40 | instantiation | 53, 54 | ⊢  |
| | :  |
| 41 | instantiation | 57, 55, 56 | ⊢  |
| | : , : , :  |
| 42 | instantiation | 57, 58, 59 | ⊢  |
| | : , : , :  |
| 43 | instantiation | 87, 82, 60 | ⊢  |
| | : , : , :  |
| 44 | theorem | | ⊢  |
| | proveit.numbers.numerals.decimals.posnat5 |
| 45 | instantiation | 63, 61 | ⊢  |
| | :  |
| 46 | instantiation | 65, 61, 64 | ⊢  |
| | : , :  |
| 47 | theorem | | ⊢  |
| | proveit.numbers.numerals.decimals.posnat4 |
| 48 | instantiation | 63, 67 | ⊢  |
| | :  |
| 49 | instantiation | 65, 67, 64 | ⊢  |
| | : , :  |
| 50 | theorem | | ⊢  |
| | proveit.numbers.numerals.decimals.posnat3 |
| 51 | instantiation | 63, 62 | ⊢  |
| | :  |
| 52 | instantiation | 65, 62, 64 | ⊢  |
| | : , :  |
| 53 | theorem | | ⊢  |
| | proveit.numbers.number_sets.natural_numbers.natural_pos_is_pos |
| 54 | theorem | | ⊢  |
| | proveit.numbers.numerals.decimals.posnat2 |
| 55 | instantiation | 63, 66 | ⊢  |
| | :  |
| 56 | instantiation | 65, 66, 64 | ⊢  |
| | : , :  |
| 57 | theorem | | ⊢  |
| | proveit.logic.equality.sub_right_side_into |
| 58 | theorem | | ⊢  |
| | proveit.numbers.numerals.decimals.add_4_2 |
| 59 | instantiation | 65, 66, 67 | ⊢  |
| | : , :  |
| 60 | instantiation | 87, 88, 68 | ⊢  |
| | : , : , :  |
| 61 | instantiation | 87, 72, 69 | ⊢  |
| | : , : , :  |
| 62 | instantiation | 87, 72, 70 | ⊢  |
| | : , : , :  |
| 63 | theorem | | ⊢  |
| | proveit.numbers.addition.elim_zero_right |
| 64 | theorem | | ⊢  |
| | proveit.numbers.number_sets.complex_numbers.zero_is_complex |
| 65 | theorem | | ⊢  |
| | proveit.numbers.addition.commutation |
| 66 | instantiation | 87, 72, 71 | ⊢  |
| | : , : , :  |
| 67 | instantiation | 87, 72, 73 | ⊢  |
| | : , : , :  |
| 68 | theorem | | ⊢  |
| | proveit.numbers.numerals.decimals.nat5 |
| 69 | instantiation | 87, 77, 74 | ⊢  |
| | : , : , :  |
| 70 | instantiation | 87, 77, 75 | ⊢  |
| | : , : , :  |
| 71 | instantiation | 87, 77, 76 | ⊢  |
| | : , : , :  |
| 72 | theorem | | ⊢  |
| | proveit.numbers.number_sets.complex_numbers.real_within_complex |
| 73 | instantiation | 87, 77, 78 | ⊢  |
| | : , : , :  |
| 74 | instantiation | 87, 82, 79 | ⊢  |
| | : , : , :  |
| 75 | instantiation | 87, 82, 80 | ⊢  |
| | : , : , :  |
| 76 | instantiation | 87, 82, 81 | ⊢  |
| | : , : , :  |
| 77 | theorem | | ⊢  |
| | proveit.numbers.number_sets.real_numbers.rational_within_real |
| 78 | instantiation | 87, 82, 83 | ⊢  |
| | : , : , :  |
| 79 | instantiation | 87, 88, 84 | ⊢  |
| | : , : , :  |
| 80 | instantiation | 87, 88, 85 | ⊢  |
| | : , : , :  |
| 81 | instantiation | 87, 88, 86 | ⊢  |
| | : , : , :  |
| 82 | theorem | | ⊢  |
| | proveit.numbers.number_sets.rational_numbers.int_within_rational |
| 83 | instantiation | 87, 88, 89 | ⊢  |
| | : , : , :  |
| 84 | theorem | | ⊢  |
| | proveit.numbers.numerals.decimals.nat1 |
| 85 | theorem | | ⊢  |
| | proveit.numbers.numerals.decimals.nat3 |
| 86 | theorem | | ⊢  |
| | proveit.numbers.numerals.decimals.nat4 |
| 87 | theorem | | ⊢  |
| | proveit.logic.sets.inclusion.superset_membership_from_proper_subset |
| 88 | theorem | | ⊢  |
| | proveit.numbers.number_sets.integers.nat_within_int |
| 89 | theorem | | ⊢  |
| | proveit.numbers.numerals.decimals.nat2 |
| *equality replacement requirements |