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《Journal of Shenyang Normal University(Natural Science)》 2003-04
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New proof of the Lagrangian mean value theorem

MENG Xianji,WANG Jin(College of Mathematics and Syatems Science,Shenyang Normal University,Shenyang 110034,China)  
Lagrangian mean value theorem is a widelyused theorem in differential calculus.the paper starts with the geometrical significance of Lagrangian mean value theorem and combines mathematics analysis,high algebra and special analytic geometry through geometry intuition organically,changing traditional method of constructing function subtraction,getting new proof of theorem through constructing new function and making this kind of constructing method widespread.
【CateGory Index】: O172.1
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