lean4-htt/tests/lean/matchOfNatIssue.lean
2023-11-02 10:06:38 +11:00

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example (x : Int) (h : x = 2) : Int.div 2 1 = x := by
simp [Int.div]
trace_state
simp (config := { decide := true }) [h]
example (n : Nat) : Int.div (Int.ofNat n) (Int.ofNat 0) = Int.ofNat (n / 0) := by
simp [Int.div]
example (n : Nat) : Int.div (Int.ofNat n) 0 = Int.ofNat (n / 0) := by
simp [Int.div]
example (n : Nat) : Int.mul (Int.ofNat n) (Int.ofNat 0) = Int.ofNat (n * 0) := by
simp [Int.mul]
example (n : Nat) : Int.mul (Int.ofNat n) 0 = Int.ofNat (n * 0) := by
simp [Int.mul]