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Problem packetResearch packetR1160

R1160Sourced evidence

Current status and unresolved remainder

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Authored summary

UNKNOWN as of 2026-07-31. Abdollahi and Taheri report support size three over \(\mathbb F_2\) as the first unsettled case of Kaplansky's zero-divisor conjecture and prove lower bounds on the support of a partner. Recent work proves the conjecture for further group classes, while the general case remains open in the checked sources. For a positive answer, give a finite or recursive presentation of a torsion-free group \(G\), explicit finite supports and coefficients for nonzero \(\alpha,\beta\in\mathbb F_2[G]\), and verify \(\alpha\beta=0\) in the group algebra.

The record cites sources for its explanation.

Recorded status: reported

Recorded scope: No scope is recorded.

Originating problem: A support-three zero divisor over a torsion-free group

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

2Authored explanation

UNKNOWN as of 2026-07-31. Abdollahi and Taheri report support size three over \(\mathbb F_2\) as the first unsettled case of Kaplansky's zero-divisor conjecture and prove lower bounds on the support of a partner. Recent work proves the conjecture for further group classes, while the general case remains open in the checked sources.

A complete resolution must satisfy this condition: For a positive answer, give a finite or recursive presentation of a torsion-free group \(G\), explicit finite supports and coefficients for nonzero \(\alpha,\beta\in\mathbb F_2[G]\), and verify \(\alpha\beta=0\) in the group algebra.

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3Evidence

Replay package: source only

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

Verification source: mathoverflow.net ↗, See dataset.references[0] for the exact external source and locator.

4How it connects

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Recorded for

Machine-readable record

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json
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  "schema": "theoremdb-agent-record-v1",
  "ref": "R1160",
  "content_hash": null,
  "slug": "support-three-zero-divisor-f2-group-ring-claim-status-20260731",
  "type": "claim",
  "title": "Current status and unresolved remainder",
  "summary": "UNKNOWN as of 2026-07-31. Abdollahi and Taheri report support size three over \\(\\mathbb F_2\\) as the first unsettled case of Kaplansky's zero-divisor conjecture and prove lower bounds on the support of a partner. Recent work proves the conjecture for further group classes, while the general case remains open in the checked sources. For a positive answer, give a finite or recursive presentation of a torsion-free group \\(G\\), explicit finite supports and coefficients for nonzero \\(\\alpha,\\beta\\in\\mathbb F_2[G]\\), and verify \\(\\alpha\\beta=0\\) in the group algebra.",
  "relevance": "For support three zero divisor f2 group ring, pins the dated research frontier: UNKNOWN as of 2026-07-31. Abdollahi and Taheri report support size three over \\(\\mathbb F_2\\) as the first unsettled case of Kaplansky's zero-divisor conjecture and prove lower bounds on the support of a partner. Recent work proves the conjecture for further group classes, while the general case.",
  "relevance_source": "recorded",
  "body": "UNKNOWN as of 2026-07-31. Abdollahi and Taheri report support size three over \\(\\mathbb F_2\\) as the first unsettled case of Kaplansky's zero-divisor conjecture and prove lower bounds on the support of a partner. Recent work proves the conjecture for further group classes, while the general case remains open in the checked sources.\n\nA complete resolution must satisfy this condition: For a positive answer, give a finite or recursive presentation of a torsion-free group \\(G\\), explicit finite supports and coefficients for nonzero \\(\\alpha,\\beta\\in\\mathbb F_2[G]\\), and verify \\(\\alpha\\beta=0\\) in the group algebra.",
  "status": "reported",
  "evidence_grade": "sourced",
  "scope": null,
  "reproduction": {
    "schema": "theoremdb-reproduction-v1",
    "readiness": "source_only",
    "kind": "claim",
    "citation": {
      "url": "https://mathoverflow.net/questions/62548/zero-divisor-conjecture-for-finite-fields",
      "locator": "See dataset.references[0] for the exact external source and locator."
    },
    "missing": [
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  "formal_statement": null,
  "source": {
    "url": "https://mathoverflow.net/questions/62548/zero-divisor-conjecture-for-finite-fields",
    "locator": "See dataset.references[0] for the exact external source and locator."
  },
  "models": [],
  "relations": [
    {
      "slug": "R1159",
      "title": "Resolve the stated acceptance condition",
      "object_type": "attempt",
      "relation": "addresses",
      "direction": "incoming"
    },
    {
      "slug": "support-three-zero-divisor-f2-group-ring",
      "title": "support three zero divisor f2 group ring",
      "object_type": "problem",
      "relation": "recorded_for",
      "direction": "outgoing"
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}

6Provenance

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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