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在微积分教材一开始直接引入 epsilon-delta 语言是否有利?
先说结论:不合适!因为这种语言实在是太过于抽象了,大一新生们很难根据自己拥有的高中知识来理解这一语言与原有知识的联系,也无法理解它描述了什么过程,自然会觉得这是个很难理解的陌生的东西。
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