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Merged
merged 2 commits into from
Sep 9, 2024
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不要な仮定を削除する #768

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不要な仮定を削除する
Seasawher Sep 9, 2024
42c0b68
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actions-user Sep 9, 2024
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5 changes: 0 additions & 5 deletions Examples/Solution/HeytingAndBooleanAlgebra.lean
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Expand Up @@ -261,14 +261,9 @@ abbrev Three := Fin 3

/- ### 問2.1 半順序集合であること -/

-- この二つの定理は使用して良い
theorem min_def (a b : Nat) : min a b = if a ≤ b then a else b := by aesop
theorem max_def (a b : Nat) : max a b = if a ≤ b then b else a := by aesop

-- ここに `local add_aesop_rules` コマンドを追加して証明が通るようにしてください。
-- いくつルールを追加しても構いません。
--##--
local add_aesop_rules norm [simp [min_def, max_def]]
local add_aesop_rules safe [cases Fin]
local add_aesop_rules norm [simp Fin.le_def]
local add_aesop_rules safe [tactic (by omega)]
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4 changes: 0 additions & 4 deletions Exercise/HeytingAndBooleanAlgebra.lean
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Expand Up @@ -258,10 +258,6 @@ abbrev Three := Fin 3

/- ### 問2.1 半順序集合であること -/

-- この二つの定理は使用して良い
theorem min_def (a b : Nat) : min a b = if a ≤ b then a else b := by aesop
theorem max_def (a b : Nat) : max a b = if a ≤ b then b else a := by aesop

-- ここに `local add_aesop_rules` コマンドを追加して証明が通るようにしてください。
-- いくつルールを追加しても構いません。

Expand Down