Three Admissible Directions and Three Spatial Dimensions: A Structural Bridge Candidate between Heff ≃ C3 and the Horizontal Geometry of Heis3(R)
spectral-geometry heisenberg-group weil-representation sub-riemannian-laplacian carnot-geometry spin-representations metaplectic-symmetry cosmochrony su-2-casimir
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Updated
Jul 16, 2026 - TeX