测度链上具有变号非线性项微分方程的正解
측도련상구유변호비선성항미분방정적정해
POSITIVE SOLUTIONS FOR NONLINEAR DIFFERENTIAL EQUATIONS WITH SIGN CHANGING NONLINEARITY ON A MEASURE CHAIN
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    数学杂志 수학잡지
    JOURNAL OF MATHEMATICS
    2012年 1期 9-16 ,共8页

    李红玉%代丽美

    리홍옥%대려미

    正解%全局结构%测度链 正解%全跼結構%測度鏈
    정해%전국결구%측도련
    positive solution%global structure%measure chain
    本文研究了测度链上具有变号非线性项微分方程的问题.利用拓扑方法,获得了此微分方程的正解存在性结果,推广和改进了一些文献中相应的结果.
    본문연구료측도련상구유변호비선성항미분방정적문제.이용탁복방법,획득료차미분방정적정해존재성결과,추엄화개진료일사문헌중상응적결과.
    In this paper,we study nonlinear differential equations on a measure chain.By topological methods,the existence of positive solutions of nonlinear differential equations with sign changing nonlinearity on a measure chain is discussed.The results generalize and improve the known results.
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