VARIATIONAL METHODS AND NON-OSCILLATION THEOREMS FOR SYSTEMS OF DIFFERENTIAL EQUATIONS

被引：33

作者：

STERNBERG, RL

机构：

来源：

DUKE MATHEMATICAL JOURNAL | 1952年 / 19卷 / 02期

关键词：

D O I：

10.1215/S0012-7094-52-01931-5

中图分类号：

O1 [数学];

学科分类号：

0701 ; 070101 ;

摘要：

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页码：311 / 322

页数：12

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