CONTINUOUS, PIECEWISE-POLYNOMIAL FUNCTIONS WHICH SOLVE HILBERT 17TH PROBLEM

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作者：

DELZELL, CN

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JOURNAL FUR DIE REINE UND ANGEWANDTE MATHEMATIK | 1993年 / 440卷

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O1 [数学];

学科分类号：

0701 ; 070101 ;

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页码：157 / 173

页数：17

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