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theorem proved term proof

add_comm

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formal statement (Lean)

  36theorem add_comm (φ₁ φ₂ : ScalarField) :
  37  ∀ x, eval (add φ₁ φ₂) x = eval (add φ₂ φ₁) x := by

proof body

Term-mode proof.

  38  intro x
  39  simp [eval, add]
  40  ring
  41

used by (40)

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depends on (6)

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