ON THE NUMBER OF SUBGROUPS IN THE FUNDAMENTAL GROUP OF A CLOSED SURFACE

被引:17
|
作者
MEDNYKH, AD
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D O I
10.1080/00927878808823684
中图分类号
O1 [数学];
学科分类号
0701 ; 070101 ;
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页码:2137 / 2148
页数:12
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