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Problem packetResearch packetR1540

R1540Sourced evidence

Dated status and exact unresolved remainder

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Authored summary

Unresolved in this packet after the dated source check. Strongest checked result: The source thread verifies the property through dimension four using classifications of integral torsion conjugacy classes. The dated search found no general theorem or higher-dimensional counterexample. Exact unresolved remainder: For a positive answer, prove that every finite-order element of every \(\operatorname{GL}_n(\mathbb Z)\) has an integrally conjugate ternary representative. For a negative answer, give a finite-order integral matrix in the least possible dimension and prove that no integral conjugate is ternary; also certify all smaller dimensions.

The record cites sources for its explanation.

Recorded status: reported

Recorded scope: No scope is recorded.

Originating problem: Ternary representatives of finite-order integral matrices

Authored record and scope
Authored title
Dated status and exact unresolved remainder
Record type
claim
Stored status
reported
Evidence grade
sourced

2Authored explanation

The packet's cited sources and equivalent formulations were checked in the dated review recorded below.

Strongest checked result: The source thread verifies the property through dimension four using classifications of integral torsion conjugacy classes. The dated search found no general theorem or higher-dimensional counterexample.

Exact unresolved remainder: For a positive answer, prove that every finite-order element of every \(\operatorname{GL}_n(\mathbb Z)\) has an integrally conjugate ternary representative. For a negative answer, give a finite-order integral matrix in the least possible dimension and prove that no integral conjugate is ternary; also certify all smaller dimensions.

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Replay material: source only

3Evidence

Replay package: source only

A verification source is cited. This record has no executable replay attached.

Verification source: journals.uwyo.edu ↗, abstract and complete list of 45 torsion conjugacy classes in GL_4(Z), pp. 478-493

4What was measured

5How it connects

Replaces

Recorded for

Machine-readable record

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  "ref": "R1540",
  "content_hash": null,
  "slug": "finite-order-integer-matrix-ternary-conjugate-status-packet-quality-20260801",
  "type": "claim",
  "title": "Dated status and exact unresolved remainder",
  "summary": "Unresolved in this packet after the dated source check. Strongest checked result: The source thread verifies the property through dimension four using classifications of integral torsion conjugacy classes. The dated search found no general theorem or higher-dimensional counterexample. Exact unresolved remainder: For a positive answer, prove that every finite-order element of every \\(\\operatorname{GL}_n(\\mathbb Z)\\) has an integrally conjugate ternary representative. For a negative answer, give a finite-order integral matrix in the least possible dimension and prove that no integral conjugate is ternary; also certify all smaller dimensions.",
  "relevance": "For Ternary representatives of finite-order integral matrices, this successor gives readable dated status prose and the exact remaining research boundary.",
  "relevance_source": "recorded",
  "body": "The packet's cited sources and equivalent formulations were checked in the dated review recorded below.\n\nStrongest checked result: The source thread verifies the property through dimension four using classifications of integral torsion conjugacy classes. The dated search found no general theorem or higher-dimensional counterexample.\n\nExact unresolved remainder: For a positive answer, prove that every finite-order element of every \\(\\operatorname{GL}_n(\\mathbb Z)\\) has an integrally conjugate ternary representative. For a negative answer, give a finite-order integral matrix in the least possible dimension and prove that no integral conjugate is ternary; also certify all smaller dimensions.",
  "status": "reported",
  "evidence_grade": "sourced",
  "scope": null,
  "reproduction": {
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    "readiness": "source_only",
    "kind": "claim",
    "citation": {
      "url": "https://journals.uwyo.edu/index.php/ela/article/view/1561/1561",
      "locator": "abstract and complete list of 45 torsion conjugacy classes in GL_4(Z), pp. 478-493"
    },
    "missing": [
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  "formal_statement": null,
  "source": {
    "url": "https://journals.uwyo.edu/index.php/ela/article/view/1561/1561",
    "locator": "abstract and complete list of 45 torsion conjugacy classes in GL_4(Z), pp. 478-493"
  },
  "models": [],
  "relations": [
    {
      "slug": "R1305",
      "title": "Current checked status and unresolved remainder",
      "object_type": "claim",
      "relation": "supersedes",
      "direction": "outgoing",
      "metadata": {
        "reason": "Replaces unreadable status prose with the dated review from 2026-08-01."
      }
    },
    {
      "slug": "finite-order-integer-matrix-ternary-conjugate",
      "title": "finite order integer matrix ternary conjugate",
      "object_type": "problem",
      "relation": "recorded_for",
      "direction": "outgoing"
    }
  ]
}

7Provenance

View source, identifiers, and projection details

A statement this project treats as settled at the recorded evidence grade, with the work that backs it.

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