PARTIAL PROLONGATIONS AND CHARACTERISTICS OF DIFFERENTIAL EQUATIONS

被引:2
作者
JOHNSON, HH
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D O I
10.2307/1995170
中图分类号
O1 [数学];
学科分类号
0701 ; 070101 ;
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页码:231 / &
相关论文
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[4]   ABSOLUTE EQUIVALENCE OF EXTERIOR DIFFERENTIAL SYSTEMS [J].
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[5]  
KURANISHI M, 1967, LECTURES INVOLUTIVE