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add_apply

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formal statement (Lean)

  72@[simp] theorem add_apply (u v : F2Power D) (i : Fin D) :
  73    (u + v) i = xor (u i) (v i) := rfl

proof body

Term-mode proof.

  74
  75/-- Negation in characteristic 2 is the identity. -/
  76instance : Neg (F2Power D) := ⟨fun v => v⟩
  77

depends on (7)

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