Quotient Recurrent Reasoners hit 97.9% on Sudoku-Extreme with 78% fewer loops

burny_tech · x · 2026-10-16

TK Rusch shares his student Sumin Park's new work: Quotient Recurrent Reasoners (QRR). Looped reasoning models like TRM and FPRM waste many loops on oscillatory dynamics that don't contribute to reasoning. QRR uses gauge equivariance to define convergence in a quotient space instead of state-space, letting symmetry-generated rotations persist while task-relevant dynamics converge faster — oscillations belong to the same equivalence class. Result: 97.9% on Sudoku-Extreme with 78% fewer loops than FPRM, with strong results across reasoning benchmarks and a striking visualization.

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