arXiv

Are Your Reasoning Models Reasoning or Guessing? A Mechanistic Analysis of Hierarchical Reasoning Models

Zirui Ren, Ziming Liu

Feb 2, 2026·07:56·

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07:56

Hierarchical Reasoning Model (HRM)Fixed Point Property ViolationGrokking DynamicsMultiple Fixed PointsAugmented HRMHierarchical Reasoning Models (HRM)

About This Paper

DOI: 10.1109/5.58337

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