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theorem proved term proof

spin1_casimir

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formal statement (Lean)

  94theorem spin1_casimir : casimir 1 = 2 := by unfold casimir; norm_num

proof body

Term-mode proof.

  95
  96/-- Casimir eigenvalue ratio (spin-1 to spin-0) is undefined (C₂=0 for spin-0).
  97    The mass ratio comes from the POTENTIAL curvature, not the Casimir directly. -/

depends on (7)

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