{
  "schema": 1,
  "date": "2026-09-07",
  "title": "Recursive transformed bounds through the existing exact projective transform",
  "priority_order": [
    "exactness",
    "completeness",
    "performance",
    "memory",
    "binary size",
    "code size"
  ],
  "decision": "Retain the higher-priority exact-bounds completeness repair and delete duplicate arithmetic. No compatibility path or public API is introduced. All measured costs are retained; this is not a uniform speedup or release-readiness claim.",
  "revisions": [
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      "repository": "hyperreal",
      "revision": "da26e961bf76adf13829d8a26ced6cdaacb6b564"
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    {
      "repository": "hyperlimit",
      "revision": "dd79d4770a3dfa1e0cfc0e1f0da19d15bd1ef9e5"
    },
    {
      "repository": "hyperlattice",
      "revision": "53427ce89f8c82c016e69a04e035787e2753adc8"
    },
    {
      "repository": "hypertri",
      "revision": "6a2092c066964f3b7528299a72ef0ed1af4b1ff0"
    },
    {
      "repository": "hypersolve",
      "revision": "42f2bdb87e5f9905b95e4f95d4e5e1abdb65586e"
    },
    {
      "repository": "hypercurve",
      "revision": "92171deddc6c3f83f25710e33bcfc9b303e8c067"
    },
    {
      "repository": "hypermesh",
      "revision": "d9db5c45a0cecc2307aa66a6f7f1b0396350e4ee"
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  "hypercurve_candidate": "da72dfe5ac9b79881434c0e5e5d5d7446ac5e3a3",
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    "file": "hypercurve/src/bezier_offset.rs",
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      "selected_fiber_genuinely_analytic_contacts_complete_region_booleans",
      "recursive_selected_radial_diameter_chord_intersects_a_rational_quadratic_strict",
      "recursively_pair_radial_circle_intersects_a_genuine_analytic_parallel",
      "selected_parallel_normal_circle_retains_general_rational_contacts_in_one_fiber",
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    "public_api": "Unchanged. One duplicate private derived_contact_bounds_refined implementation is removed; the map dispatch now calls the pre-existing rotated_radial_image and bounds_refined authorities. No cache, object field, representation, or shim added.",
    "diagnosis": "The retained contact may extend the center's field by a discriminant root. multiply rejects unequal fields before zero/one shortcuts, including constant denominators. The former bounds helper multiplied across those fields and returned Unsupported. The existing exact projective transform lifts the center into the contact's field before arithmetic; reuse that path with zero perpendicular scale.",
    "invariants": "Projective denominators retain their strict-positive certificate. bounds_refined uses certified dyadic or interval arithmetic, never sampled topology or an approximate terminal. Caller-policy validation and rotated-bounds dispatch are unchanged."
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        "name": "retained_chord_coordinate_and_linear_queries_observe_requested_policy",
        "exit": 0
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        "exit": 0
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      {
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        "exit": 101
      },
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        "exit": 0
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        "name": "algebraic_cusp_semicircle_intersects_finite_axis_chords_exactly",
        "exit": 0
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      {
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        "exit": 101
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      {
        "name": "pair_radial_circle_intersects_independent_field_chord_exactly",
        "exit": 0
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    "timeouts": "Focused original and candidate invocations use 120-second diagnostic limits; observed exit 101 denotes assertion failure, not timeout."
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      "scope": "The six-transform oracle adds complete work to an existing selected-radial test. Raw perf data and flat summary are retained. This single instrumented run occurred during qualification and is not a latency comparison or call-site attribution. Investigate the cost without removing correctness assertions; see FOLLOWUPS.md."
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        {
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          "iterations": 1000000,
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        {
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          "iterations": 1000000,
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        {
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          "iterations": 20000,
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        {
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        {
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          "iterations": 1000,
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          "name": "curve_region_boolean_immediate_all_ops",
          "iterations": 1000,
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        {
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          "iterations": 2000,
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        {
          "fixture": "bezier_region",
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          "name": "bezier_region_materialization",
          "iterations": 20000,
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        {
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          "iterations": 2000,
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          "iterations": 2000,
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        {
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          "iterations": 20000,
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          "iterations": 2000,
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        {
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          "iterations": 20000,
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        {
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          "iterations": 20000,
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        {
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          "iterations": 20000,
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        {
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        {
          "fixture": "bezier_region",
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        {
          "fixture": "bezier_region",
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          "iterations": 1000000,
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        {
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          "name": "curve_region_empty",
          "iterations": 1000000,
          "total_ns": 3032972,
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        {
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          "iterations": 20000,
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        {
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          "iterations": 20000,
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        {
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          "iterations": 20000,
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        {
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          "iterations": 1000,
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          "iterations": 1000,
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          "iterations": 100,
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          "iterations": 2000,
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        {
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          "iterations": 1000,
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          "iterations": 1000,
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}
