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On a Tendency of ξ in Lagrange's Mean Value Theorem

ZOU  Guohua  ， ZHANG Guoxin

(the Basic Course Department)

Abstract： In this paper,we obtain  a tendency of ξ in Lagrange's  mean  value theorem  when  the  two end points of interval tend to a fixed point. It extends the results in [I ]一[3 ].

Key words:  Continuous function; Lagrange's mean value theorem; Taylor's formula


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