Problem packetResearch packetR1160
Current status and unresolved remainder
Link to a section
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
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
Addressed by
- attempt
Recorded for
- problem
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Machine-readable record
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"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,
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"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."
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{
"slug": "R1159",
"title": "Resolve the stated acceptance condition",
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{
"slug": "support-three-zero-divisor-f2-group-ring",
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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.