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Abstract Limit is an important concept in advanced mathematics. This article summarizes the development history of the limit idea£¬ and analyzes the application of the limit idea in

mathematics£¬ especially in differential and integral calculus£¬ finally£¬ highlights its position as a methodological significance to solve practical problems. Key words limit idea£» research methods£» application 1 ¼«ÏÞ˼ÏëµÄÓÉÀ´¼°Æä·¢Õ¹

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