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def definition def or abbrev

antisymmetrize

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formal statement (Lean)

  29noncomputable def antisymmetrize (T : Tensor 0 2) : Tensor 0 2 :=

proof body

Definition body.

  30  fun x up low => (1/2 : ℝ) * (T x up low - T x up (fun i => if (i : ℕ) = 0 then low 1 else low 0))
  31
  32/-- Index contraction collapses to the zero tensor. -/

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