ON SOLUTIONS OF DIFFERENTIAL EQUATION Y''+Q(X)Y=O WHERE [Q(X)]V IS CONCAVE .I.

被引：1

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作者：

ELBERT, A

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来源：

ACTA MATHEMATICA ACADEMIAE SCIENTIARUM HUNGARICAE | 1969年 / 20卷 / 1-2期

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D O I：

10.1007/BF01894563

中图分类号：

O1 [数学];

学科分类号：

0701 ; 070101 ;

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