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一类非连续函数的 Bellman-Bihari 型积分不等式的推广及应用
引用本文:严勇. 一类非连续函数的 Bellman-Bihari 型积分不等式的推广及应用[J]. 四川大学学报(自然科学版), 2012, 49(6): 1219-1227
作者姓名:严勇
作者单位:四川民族学院数学系,康定 626001;四川大学数学学院,成都 610064
基金项目:四川省教育厅科研基金(09ZC064)
摘    要:本文研究了一类具有时滞的非连续函数的Bellman-Bihari型非线性积分不等式,在Gallo和Piccirillo的结果的基础上,增加了二元函数项,放弃对函数的单调性和可分离性要求.通过将不等式中的函数单调化和积分号外的函数作常量化,作者给出了不等式中未知函数的估计,进而将所得的不等式的估计用于研究一类脉冲微分方程的解的估计.

关 键 词:积分不等式  单调性  非连续函数  未知函数的估计
收稿时间:2011-02-13

On some generalizations integral inequalities of Bellman-Bihari type for discontinuous functions and their applications
YAN Yong. On some generalizations integral inequalities of Bellman-Bihari type for discontinuous functions and their applications[J]. Journal of Sichuan University (Natural Science Edition), 2012, 49(6): 1219-1227
Authors:YAN Yong
Affiliation:Department of Mathematics, Sichuan University for Nationalitiesa; College of Mathematics, Sichuan University
Abstract:In this paper some nonlinear integral inequalities of Bellman Bihari type for discontinuous function are considered. On the basis of Gallo and Piccirillo's result, a term of function of two variables is added and require neither the monotonicity nor the separability of given functions. Estimations of unknown functions in the inequalities are given by techniques of the monotonization and a reduction to constant for the term outside the integral. finally, the result is applied to discuss estimates of solution for the impulsive differential equation.
Keywords:integral inequality   monotonization   discontinuous function   estimate of unknown function
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