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def definition def or abbrev

HasBiAffineForm

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formal statement (Lean)

  39def HasBiAffineForm (e : CountedOnceResourceExpr) : Prop :=

proof body

Definition body.

  40  ∃ a b c d : ℝ, ∀ u v, eval e u v = a + b*u + c*v + d*u*v
  41
  42/-- Every counted-once resource expression is bi-affine. -/

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depends on (7)

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