Step-by-step derivation
S001 · implies
Before
source roles = [qf-inverse-function-table, inverse_table, no-required-domain, []]
After
derived = [[complete_inverse_pairset_STRING]]
Conditions: none
Legacy banks enforce their exact source keys/operation/domain.BASE integers retain metadata without treating it as an oracle.Distinguish NUMBER,string,fraction pair and vector equality formats;retain original bilingual data/AST/status.
Step identifiers and dependencies
Rule: R64_SOURCE_exact_legacy_interface_BASE_metadata_AND_output_roles · Uses: G001
S002 · implies
Before
source roles = [ORIGINAL f domain, [-9, -8, -7, -6, -5, -4, -3, -2, -1]]
After
derived = [[-9, -8, -7, -6, -5, -4, -3, -2, -1]]
Conditions: none
RAW sets are distinct,SAFE and≤100.Sort only a derived work table,retaining original lists/hashes.
Step identifiers and dependencies
Rule: FiniteMap_RAW_distinct_SAFE_set_bound100 · Uses: G001, S001
S003 · implies
Before
source roles = [ORIGINAL f codomain, [1, 3, 5, 7, 9, 11, 13, 15, 17]]
After
derived = [[1, 3, 5, 7, 9, 11, 13, 15, 17]]
Conditions: none
RAW sets are distinct,SAFE and≤100.Sort only a derived work table,retaining original lists/hashes.
Step identifiers and dependencies
Rule: FiniteMap_RAW_distinct_SAFE_set_bound100 · Uses: G001, S002
S004 · implies
Before
source roles = [ORIGINAL f, [[-9, 17], [-8, 1], [-7, 3], [-6, 5], [-5, 7], [-4, 9], [-3, 11], [-2, 13], [-1, 15]]]
After
derived = [[[-9, 17], [-8, 1], [-7, 3], [-6, 5], [-5, 7], [-4, 9], [-3, 11], [-2, 13], [-1, 15]]]
Conditions: none
FIRST type EVERY raw pair and enforce raw length≤200,THEN normalize identical rows as one ordered pair.Do not merge different outputs of one input.Empty domains do not waive RAW checks.
Step identifiers and dependencies
Rule: FiniteMap_RAW200_bound_BEFORE_identical_row_ASSET_normalization · Uses: G001, S003
S005 · implies
Before
source roles = [ORIGINAL f, 0, -9, 17, [-9, -8, -7, -6, -5, -4, -3, -2, -1], [1, 3, 5, 7, 9, 11, 13, 15, 17]]
After
derived = [Yes, Yes, Yes]
Conditions: none
EVERY row input belongs to the domain and output to the codomain,including orphan/unused rows.
Step identifiers and dependencies
Rule: FiniteMap_EACH_normalized_row_declared_domain_codomain_types · Uses: G001, S004
S006 · implies
Before
source roles = [ORIGINAL f, 1, -8, 1, [-9, -8, -7, -6, -5, -4, -3, -2, -1], [1, 3, 5, 7, 9, 11, 13, 15, 17]]
After
derived = [Yes, Yes, Yes]
Conditions: none
EVERY row input belongs to the domain and output to the codomain,including orphan/unused rows.
Step identifiers and dependencies
Rule: FiniteMap_EACH_normalized_row_declared_domain_codomain_types · Uses: G001, S005
S007 · implies
Before
source roles = [ORIGINAL f, 2, -7, 3, [-9, -8, -7, -6, -5, -4, -3, -2, -1], [1, 3, 5, 7, 9, 11, 13, 15, 17]]
After
derived = [Yes, Yes, Yes]
Conditions: none
EVERY row input belongs to the domain and output to the codomain,including orphan/unused rows.
Step identifiers and dependencies
Rule: FiniteMap_EACH_normalized_row_declared_domain_codomain_types · Uses: G001, S006
S008 · implies
Before
source roles = [ORIGINAL f, 3, -6, 5, [-9, -8, -7, -6, -5, -4, -3, -2, -1], [1, 3, 5, 7, 9, 11, 13, 15, 17]]
After
derived = [Yes, Yes, Yes]
Conditions: none
EVERY row input belongs to the domain and output to the codomain,including orphan/unused rows.
Step identifiers and dependencies
Rule: FiniteMap_EACH_normalized_row_declared_domain_codomain_types · Uses: G001, S007
S009 · implies
Before
source roles = [ORIGINAL f, 4, -5, 7, [-9, -8, -7, -6, -5, -4, -3, -2, -1], [1, 3, 5, 7, 9, 11, 13, 15, 17]]
After
derived = [Yes, Yes, Yes]
Conditions: none
EVERY row input belongs to the domain and output to the codomain,including orphan/unused rows.
Step identifiers and dependencies
Rule: FiniteMap_EACH_normalized_row_declared_domain_codomain_types · Uses: G001, S008
S010 · implies
Before
source roles = [ORIGINAL f, 5, -4, 9, [-9, -8, -7, -6, -5, -4, -3, -2, -1], [1, 3, 5, 7, 9, 11, 13, 15, 17]]
After
derived = [Yes, Yes, Yes]
Conditions: none
EVERY row input belongs to the domain and output to the codomain,including orphan/unused rows.
Step identifiers and dependencies
Rule: FiniteMap_EACH_normalized_row_declared_domain_codomain_types · Uses: G001, S009
S011 · implies
Before
source roles = [ORIGINAL f, 6, -3, 11, [-9, -8, -7, -6, -5, -4, -3, -2, -1], [1, 3, 5, 7, 9, 11, 13, 15, 17]]
After
derived = [Yes, Yes, Yes]
Conditions: none
EVERY row input belongs to the domain and output to the codomain,including orphan/unused rows.
Step identifiers and dependencies
Rule: FiniteMap_EACH_normalized_row_declared_domain_codomain_types · Uses: G001, S010
S012 · implies
Before
source roles = [ORIGINAL f, 7, -2, 13, [-9, -8, -7, -6, -5, -4, -3, -2, -1], [1, 3, 5, 7, 9, 11, 13, 15, 17]]
After
derived = [Yes, Yes, Yes]
Conditions: none
EVERY row input belongs to the domain and output to the codomain,including orphan/unused rows.
Step identifiers and dependencies
Rule: FiniteMap_EACH_normalized_row_declared_domain_codomain_types · Uses: G001, S011
S013 · implies
Before
source roles = [ORIGINAL f, 8, -1, 15, [-9, -8, -7, -6, -5, -4, -3, -2, -1], [1, 3, 5, 7, 9, 11, 13, 15, 17]]
After
derived = [Yes, Yes, Yes]
Conditions: none
EVERY row input belongs to the domain and output to the codomain,including orphan/unused rows.
Step identifiers and dependencies
Rule: FiniteMap_EACH_normalized_row_declared_domain_codomain_types · Uses: G001, S012
S014 · implies
Before
source roles = [ORIGINAL f, -9, [[-9, 17], [-8, 1], [-7, 3], [-6, 5], [-5, 7], [-4, 9], [-3, 11], [-2, 13], [-1, 15]]]
After
derived = [1, Yes]
Conditions: none
EACH declared input needs EXACTLY one row for totality.A first lookup must not hide missing or multiple outputs.
Step identifiers and dependencies
Rule: FiniteMap_EACH_declared_input_exactly_one_output_row · Uses: G001, S013
S015 · implies
Before
source roles = [ORIGINAL f, -8, [[-9, 17], [-8, 1], [-7, 3], [-6, 5], [-5, 7], [-4, 9], [-3, 11], [-2, 13], [-1, 15]]]
After
derived = [1, Yes]
Conditions: none
EACH declared input needs EXACTLY one row for totality.A first lookup must not hide missing or multiple outputs.
Step identifiers and dependencies
Rule: FiniteMap_EACH_declared_input_exactly_one_output_row · Uses: G001, S014
S016 · implies
Before
source roles = [ORIGINAL f, -7, [[-9, 17], [-8, 1], [-7, 3], [-6, 5], [-5, 7], [-4, 9], [-3, 11], [-2, 13], [-1, 15]]]
After
derived = [1, Yes]
Conditions: none
EACH declared input needs EXACTLY one row for totality.A first lookup must not hide missing or multiple outputs.
Step identifiers and dependencies
Rule: FiniteMap_EACH_declared_input_exactly_one_output_row · Uses: G001, S015
S017 · implies
Before
source roles = [ORIGINAL f, -6, [[-9, 17], [-8, 1], [-7, 3], [-6, 5], [-5, 7], [-4, 9], [-3, 11], [-2, 13], [-1, 15]]]
After
derived = [1, Yes]
Conditions: none
EACH declared input needs EXACTLY one row for totality.A first lookup must not hide missing or multiple outputs.
Step identifiers and dependencies
Rule: FiniteMap_EACH_declared_input_exactly_one_output_row · Uses: G001, S016
S018 · implies
Before
source roles = [ORIGINAL f, -5, [[-9, 17], [-8, 1], [-7, 3], [-6, 5], [-5, 7], [-4, 9], [-3, 11], [-2, 13], [-1, 15]]]
After
derived = [1, Yes]
Conditions: none
EACH declared input needs EXACTLY one row for totality.A first lookup must not hide missing or multiple outputs.
Step identifiers and dependencies
Rule: FiniteMap_EACH_declared_input_exactly_one_output_row · Uses: G001, S017
S019 · implies
Before
source roles = [ORIGINAL f, -4, [[-9, 17], [-8, 1], [-7, 3], [-6, 5], [-5, 7], [-4, 9], [-3, 11], [-2, 13], [-1, 15]]]
After
derived = [1, Yes]
Conditions: none
EACH declared input needs EXACTLY one row for totality.A first lookup must not hide missing or multiple outputs.
Step identifiers and dependencies
Rule: FiniteMap_EACH_declared_input_exactly_one_output_row · Uses: G001, S018
S020 · implies
Before
source roles = [ORIGINAL f, -3, [[-9, 17], [-8, 1], [-7, 3], [-6, 5], [-5, 7], [-4, 9], [-3, 11], [-2, 13], [-1, 15]]]
After
derived = [1, Yes]
Conditions: none
EACH declared input needs EXACTLY one row for totality.A first lookup must not hide missing or multiple outputs.
Step identifiers and dependencies
Rule: FiniteMap_EACH_declared_input_exactly_one_output_row · Uses: G001, S019
S021 · implies
Before
source roles = [ORIGINAL f, -2, [[-9, 17], [-8, 1], [-7, 3], [-6, 5], [-5, 7], [-4, 9], [-3, 11], [-2, 13], [-1, 15]]]
After
derived = [1, Yes]
Conditions: none
EACH declared input needs EXACTLY one row for totality.A first lookup must not hide missing or multiple outputs.
Step identifiers and dependencies
Rule: FiniteMap_EACH_declared_input_exactly_one_output_row · Uses: G001, S020
S022 · implies
Before
source roles = [ORIGINAL f, -1, [[-9, 17], [-8, 1], [-7, 3], [-6, 5], [-5, 7], [-4, 9], [-3, 11], [-2, 13], [-1, 15]]]
After
derived = [1, Yes]
Conditions: none
EACH declared input needs EXACTLY one row for totality.A first lookup must not hide missing or multiple outputs.
Step identifiers and dependencies
Rule: FiniteMap_EACH_declared_input_exactly_one_output_row · Uses: G001, S021
S023 · implies
Before
source roles = [ORIGINAL f, [-9, -8, -7, -6, -5, -4, -3, -2, -1], [1, 3, 5, 7, 9, 11, 13, 15, 17], [[-9, 17], [-8, 1], [-7, 3], [-6, 5], [-5, 7], [-4, 9], [-3, 11], [-2, 13], [-1, 15]]]
After
derived = [[Yes, Yes, Yes, Yes, Yes, Yes, Yes, Yes, Yes], [1, 1, 1, 1, 1, 1, 1, 1, 1], Yes]
Conditions: none
Permit lookups ONLY after BOTH all-row typing and all-input totality.Empty-set vacuity cannot conceal an invalid row.
Step identifiers and dependencies
Rule: FiniteMap_TOTAL_qualification_BEFORE_lookups_even_empty_domain · Uses: G001, S022
S024 · implies
Before
source roles = [ORIGINAL f, 1, [-9, -8, -7, -6, -5, -4, -3, -2, -1], [[-9, 17], [-8, 1], [-7, 3], [-6, 5], [-5, 7], [-4, 9], [-3, 11], [-2, 13], [-1, 15]]]
After
derived = [[-8], 1]
Conditions: none
List ALL preimages at EVERY codomain label,including empty fibers;do not delete unattained B labels.
Step identifiers and dependencies
Rule: FiniteMap_EVERY_codomain_fiber_including_unattained · Uses: G001, S023
S025 · implies
Before
source roles = [ORIGINAL f, 3, [-9, -8, -7, -6, -5, -4, -3, -2, -1], [[-9, 17], [-8, 1], [-7, 3], [-6, 5], [-5, 7], [-4, 9], [-3, 11], [-2, 13], [-1, 15]]]
After
derived = [[-7], 1]
Conditions: none
List ALL preimages at EVERY codomain label,including empty fibers;do not delete unattained B labels.
Step identifiers and dependencies
Rule: FiniteMap_EVERY_codomain_fiber_including_unattained · Uses: G001, S024
S026 · implies
Before
source roles = [ORIGINAL f, 5, [-9, -8, -7, -6, -5, -4, -3, -2, -1], [[-9, 17], [-8, 1], [-7, 3], [-6, 5], [-5, 7], [-4, 9], [-3, 11], [-2, 13], [-1, 15]]]
After
derived = [[-6], 1]
Conditions: none
List ALL preimages at EVERY codomain label,including empty fibers;do not delete unattained B labels.
Step identifiers and dependencies
Rule: FiniteMap_EVERY_codomain_fiber_including_unattained · Uses: G001, S025
S027 · implies
Before
source roles = [ORIGINAL f, 7, [-9, -8, -7, -6, -5, -4, -3, -2, -1], [[-9, 17], [-8, 1], [-7, 3], [-6, 5], [-5, 7], [-4, 9], [-3, 11], [-2, 13], [-1, 15]]]
After
derived = [[-5], 1]
Conditions: none
List ALL preimages at EVERY codomain label,including empty fibers;do not delete unattained B labels.
Step identifiers and dependencies
Rule: FiniteMap_EVERY_codomain_fiber_including_unattained · Uses: G001, S026
S028 · implies
Before
source roles = [ORIGINAL f, 9, [-9, -8, -7, -6, -5, -4, -3, -2, -1], [[-9, 17], [-8, 1], [-7, 3], [-6, 5], [-5, 7], [-4, 9], [-3, 11], [-2, 13], [-1, 15]]]
After
derived = [[-4], 1]
Conditions: none
List ALL preimages at EVERY codomain label,including empty fibers;do not delete unattained B labels.
Step identifiers and dependencies
Rule: FiniteMap_EVERY_codomain_fiber_including_unattained · Uses: G001, S027
S029 · implies
Before
source roles = [ORIGINAL f, 11, [-9, -8, -7, -6, -5, -4, -3, -2, -1], [[-9, 17], [-8, 1], [-7, 3], [-6, 5], [-5, 7], [-4, 9], [-3, 11], [-2, 13], [-1, 15]]]
After
derived = [[-3], 1]
Conditions: none
List ALL preimages at EVERY codomain label,including empty fibers;do not delete unattained B labels.
Step identifiers and dependencies
Rule: FiniteMap_EVERY_codomain_fiber_including_unattained · Uses: G001, S028
S030 · implies
Before
source roles = [ORIGINAL f, 13, [-9, -8, -7, -6, -5, -4, -3, -2, -1], [[-9, 17], [-8, 1], [-7, 3], [-6, 5], [-5, 7], [-4, 9], [-3, 11], [-2, 13], [-1, 15]]]
After
derived = [[-2], 1]
Conditions: none
List ALL preimages at EVERY codomain label,including empty fibers;do not delete unattained B labels.
Step identifiers and dependencies
Rule: FiniteMap_EVERY_codomain_fiber_including_unattained · Uses: G001, S029
S031 · implies
Before
source roles = [ORIGINAL f, 15, [-9, -8, -7, -6, -5, -4, -3, -2, -1], [[-9, 17], [-8, 1], [-7, 3], [-6, 5], [-5, 7], [-4, 9], [-3, 11], [-2, 13], [-1, 15]]]
After
derived = [[-1], 1]
Conditions: none
List ALL preimages at EVERY codomain label,including empty fibers;do not delete unattained B labels.
Step identifiers and dependencies
Rule: FiniteMap_EVERY_codomain_fiber_including_unattained · Uses: G001, S030
S032 · implies
Before
source roles = [ORIGINAL f, 17, [-9, -8, -7, -6, -5, -4, -3, -2, -1], [[-9, 17], [-8, 1], [-7, 3], [-6, 5], [-5, 7], [-4, 9], [-3, 11], [-2, 13], [-1, 15]]]
After
derived = [[-9], 1]
Conditions: none
List ALL preimages at EVERY codomain label,including empty fibers;do not delete unattained B labels.
Step identifiers and dependencies
Rule: FiniteMap_EVERY_codomain_fiber_including_unattained · Uses: G001, S031
S033 · implies
Before
source roles = [ORIGINAL f, [-9, -8, -7, -6, -5, -4, -3, -2, -1], [1, 3, 5, 7, 9, 11, 13, 15, 17], [[-8], [-7], [-6], [-5], [-4], [-3], [-2], [-1], [-9]]]
After
derived = [Yes, Yes, Yes]
Conditions: none
Injective means every fiber≤1,surjective every fiber≥1,and BOTH mean bijective.Unattained B does not defeat injectivity.Empty→empty is bijective;empty→nonempty is only injective.
Step identifiers and dependencies
Rule: FiniteMap_injective_surjective_BOTH_needed_for_inverse · Uses: G001, S032
S034 · implies
Before
source roles = [[-9, -8, -7, -6, -5, -4, -3, -2, -1], [1, 3, 5, 7, 9, 11, 13, 15, 17], [[-9, 17], [-8, 1], [-7, 3], [-6, 5], [-5, 7], [-4, 9], [-3, 11], [-2, 13], [-1, 15]]]
After
derived = [[[1, -8], [3, -7], [5, -6], [7, -5], [9, -4], [11, -3], [13, -2], [15, -1], [17, -9]], {(1, -8), (3, -7), (5, -6), (7, -5), (9, -4), (11, -3), (13, -2), (15, -1), (17, -9)}]Conditions: none
AFTER actual bijectivity,swap EVERY(x,y)to(y,x)and sort numericLEX for the COMPLETE B→A inverse table.The empty bijection has inverse∅;an arbitrary converse is not automatically an inverse function.
Step identifiers and dependencies
Rule: Inverse_TABLE_actual_bijection_complete_swapped_numeric_LEX_pairs · Uses: G001, S033