diff --git a/素材/罗尔定理与拉格朗日定理.md b/素材/罗尔定理与拉格朗日中值定理.md
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rename from 素材/罗尔定理与拉格朗日定理.md
rename to 素材/罗尔定理与拉格朗日中值定理.md