| | step type | requirements | statement |
| 0 | instantiation | 1, 2, 3, 4, 5, 6, 7, 8, 9* | ⊢  |
| | : , : , : , : , : , :  |
| 1 | theorem | | ⊢  |
| | proveit.numbers.addition.association |
| 2 | reference | 68 | ⊢  |
| 3 | reference | 51 | ⊢  |
| 4 | reference | 89 | ⊢  |
| 5 | reference | 70 | ⊢  |
| 6 | instantiation | 61 | ⊢  |
| | : , :  |
| 7 | instantiation | 87, 81, 10 | ⊢  |
| | : , : , :  |
| 8 | reference | 79 | ⊢  |
| 9 | instantiation | 36, 11, 12 | ⊢  |
| | : , : , :  |
| 10 | instantiation | 87, 83, 13 | ⊢  |
| | : , : , :  |
| 11 | instantiation | 48, 14 | ⊢  |
| | : , : , :  |
| 12 | instantiation | 19, 89, 68, 45, 15, 16*, 17* | ⊢  |
| | : , : , : , :  |
| 13 | instantiation | 87, 85, 18 | ⊢  |
| | : , : , :  |
| 14 | instantiation | 19, 89, 68, 45, 46, 20, 21*, 22* | ⊢  |
| | : , : , : , :  |
| 15 | instantiation | 23, 82, 24, 25, 26, 64*, 27* | ⊢  |
| | : , : , :  |
| 16 | instantiation | 50, 51, 68, 52, 34, 70, 35 | ⊢  |
| | : , : , : , : , : , : , :  |
| 17 | instantiation | 36, 28, 29 | ⊢  |
| | : , : , :  |
| 18 | instantiation | 87, 30, 31 | ⊢  |
| | : , : , :  |
| 19 | theorem | | ⊢  |
| | proveit.numbers.numerals.decimals.md_nine_add_one |
| 20 | instantiation | 40, 32 | ⊢  |
| | :  |
| 21 | instantiation | 50, 51, 68, 33, 34, 70, 35 | ⊢  |
| | : , : , : , : , : , : , :  |
| 22 | instantiation | 36, 37, 38 | ⊢  |
| | : , : , :  |
| 23 | theorem | | ⊢  |
| | proveit.numbers.addition.strong_bound_via_left_term_bound |
| 24 | theorem | | ⊢  |
| | proveit.numbers.number_sets.real_numbers.zero_is_real |
| 25 | instantiation | 87, 83, 39 | ⊢  |
| | : , : , :  |
| 26 | instantiation | 40, 41 | ⊢  |
| | :  |
| 27 | theorem | | ⊢  |
| | proveit.numbers.numerals.decimals.add_8_1 |
| 28 | instantiation | 48, 42 | ⊢  |
| | : , : , :  |
| 29 | instantiation | 50, 51, 68, 43, 53, 70, 54 | ⊢  |
| | : , : , : , : , : , : , :  |
| 30 | theorem | | ⊢  |
| | proveit.numbers.number_sets.integers.nat_pos_within_int |
| 31 | instantiation | 44, 89, 45, 46, 47 | ⊢  |
| | : , : , :  |
| 32 | theorem | | ⊢  |
| | proveit.numbers.numerals.decimals.posnat9 |
| 33 | instantiation | 61 | ⊢  |
| | : , :  |
| 34 | instantiation | 62, 68 | ⊢  |
| | : , :  |
| 35 | instantiation | 63, 64 | ⊢  |
| | : , : , :  |
| 36 | axiom | | ⊢  |
| | proveit.logic.equality.equals_transitivity |
| 37 | instantiation | 48, 49 | ⊢  |
| | : , : , :  |
| 38 | instantiation | 50, 51, 68, 52, 53, 70, 54 | ⊢  |
| | : , : , : , : , : , : , :  |
| 39 | instantiation | 87, 85, 55 | ⊢  |
| | : , : , :  |
| 40 | theorem | | ⊢  |
| | proveit.numbers.number_sets.natural_numbers.natural_pos_is_pos |
| 41 | theorem | | ⊢  |
| | proveit.numbers.numerals.decimals.posnat8 |
| 42 | theorem | | ⊢  |
| | proveit.numbers.numerals.decimals.add_1_1 |
| 43 | instantiation | 61 | ⊢  |
| | : , :  |
| 44 | theorem | | ⊢  |
| | proveit.numbers.numerals.decimals.deci_sequence_is_nat_pos |
| 45 | instantiation | 57, 56, 59 | ⊢  |
| | : , : , :  |
| 46 | instantiation | 57, 58, 59 | ⊢  |
| | : , : , :  |
| 47 | theorem | | ⊢  |
| | proveit.numbers.numerals.decimals.less_0_1 |
| 48 | axiom | | ⊢  |
| | proveit.logic.equality.substitution |
| 49 | instantiation | 60, 79 | ⊢  |
| | :  |
| 50 | theorem | | ⊢  |
| | proveit.core_expr_types.tuples.tuple_portion_substitution |
| 51 | theorem | | ⊢  |
| | proveit.numbers.numerals.decimals.nat2 |
| 52 | instantiation | 61 | ⊢  |
| | : , :  |
| 53 | instantiation | 62, 68 | ⊢  |
| | : , :  |
| 54 | instantiation | 63, 64 | ⊢  |
| | : , : , :  |
| 55 | instantiation | 87, 88, 65 | ⊢  |
| | : , : , :  |
| 56 | instantiation | 67, 89, 65, 66 | ⊢  |
| | : , : , : , : , :  |
| 57 | theorem | | ⊢  |
| | proveit.logic.equality.sub_left_side_into |
| 58 | instantiation | 67, 68, 69, 70, 71 | ⊢  |
| | : , : , : , : , :  |
| 59 | theorem | | ⊢  |
| | proveit.numbers.numerals.decimals.N_leq_9_enumSet |
| 60 | theorem | | ⊢  |
| | proveit.numbers.addition.elim_zero_left |
| 61 | theorem | | ⊢  |
| | proveit.numbers.numerals.decimals.tuple_len_2_typical_eq |
| 62 | theorem | | ⊢  |
| | proveit.core_expr_types.tuples.range_from1_len_typical_eq |
| 63 | axiom | | ⊢  |
| | proveit.core_expr_types.tuples.empty_range_def |
| 64 | instantiation | 72, 73, 74 | ⊢  |
| | : , : , :  |
| 65 | theorem | | ⊢  |
| | proveit.numbers.numerals.decimals.nat8 |
| 66 | instantiation | 75 | ⊢  |
| | : , : , : , : , : , : , : , :  |
| 67 | theorem | | ⊢  |
| | proveit.logic.sets.enumeration.in_enumerated_set |
| 68 | axiom | | ⊢  |
| | proveit.numbers.number_sets.natural_numbers.zero_in_nats |
| 69 | theorem | | ⊢  |
| | proveit.numbers.numerals.decimals.nat9 |
| 70 | theorem | | ⊢  |
| | proveit.core_expr_types.tuples.tuple_len_0_typical_eq |
| 71 | instantiation | 76 | ⊢  |
| | : , : , : , : , : , : , : , : , :  |
| 72 | theorem | | ⊢  |
| | proveit.logic.equality.sub_right_side_into |
| 73 | instantiation | 77, 79 | ⊢  |
| | :  |
| 74 | instantiation | 78, 79, 80 | ⊢  |
| | : , :  |
| 75 | theorem | | ⊢  |
| | proveit.numbers.numerals.decimals.tuple_len_8_typical_eq |
| 76 | theorem | | ⊢  |
| | proveit.numbers.numerals.decimals.tuple_len_9_typical_eq |
| 77 | theorem | | ⊢  |
| | proveit.numbers.addition.elim_zero_right |
| 78 | theorem | | ⊢  |
| | proveit.numbers.addition.commutation |
| 79 | instantiation | 87, 81, 82 | ⊢  |
| | : , : , :  |
| 80 | theorem | | ⊢  |
| | proveit.numbers.number_sets.complex_numbers.zero_is_complex |
| 81 | theorem | | ⊢  |
| | proveit.numbers.number_sets.complex_numbers.real_within_complex |
| 82 | instantiation | 87, 83, 84 | ⊢  |
| | : , : , :  |
| 83 | theorem | | ⊢  |
| | proveit.numbers.number_sets.real_numbers.rational_within_real |
| 84 | instantiation | 87, 85, 86 | ⊢  |
| | : , : , :  |
| 85 | theorem | | ⊢  |
| | proveit.numbers.number_sets.rational_numbers.int_within_rational |
| 86 | instantiation | 87, 88, 89 | ⊢  |
| | : , : , :  |
| 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.nat1 |
| *equality replacement requirements |