{"schema":"pubphys.bundle/1","record":{"author":{"account_ref":null,"orcid":null},"builds_on":[],"content_schema":"pubphys.content.revision/1","content_sha256":"2cdf705a8fa276d877ca58331375671220e1e1dfbb1b7ae0eb84c89ce2c02275","created":"2026-10-15T23:43:22Z","files":[],"origin":{"assisted_by":[],"kind":"seed"},"parents":["466f0f3472b3bca13fdbd092cfbde6174dce7a1b9fdb13762706b4ae3131e8c9","ce59fb6cd812fc05906d0c60a71c75ea22bc686bcf38e7c3ef7010834d98ee7b"],"salt":"5ceddad6d56ac12004a027044fccd5e9f8ef2c120d09df8e2f3a526b2bc0aa77","schema":"pubphys.record/2","site":"pubphys.com","target":null,"type":"revision"},"content":{"answer_type":"yes-no","assisted_by":[],"external_id":"qft.string-nonperturbative.bfss-lorentz","kind":"well-posed","literature_status":"partially-resolved","n":"2","parents":[],"plain":"A quantum mechanics of N by N matrices is conjectured to equal M-theory when N becomes infinite. Whether it reproduces full eleven-dimensional relativity beyond protected calculations is unknown.","posed_since":"1996","precise":"The BFSS model, $SU(N)$ maximally supersymmetric quantum mechanics, is conjectured to describe M-theory in light-cone frame as $N \\to \\infty$ with $p^+ = N/R$. Determine whether its amplitudes (graviton scattering) reproduce 11D Lorentz-invariant results beyond terms protected by supersymmetry, i.e. whether the large-N limit at fixed $p^+$ exists and is boost invariant.","problem_ref":"466f0f3472b3bca13fdbd092cfbde6174dce7a1b9fdb13762706b4ae3131e8c9","references":"","settled_by":"A large-N computation of an unprotected scattering amplitude in BFSS compared with 11D supergravity or M-theory.","status_note":"Agreement holds for supersymmetry-protected terms (1997-1998); work on soft theorems and scattering in BFSS (2023-2025) tests the large-N limit without a full answer.","title":"Does BFSS matrix theory recover eleven-dimensional Lorentz 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