On certain invariants of closed extremals

被引:3
作者
Morse, M [1 ]
Pitcher, E [1 ]
机构
[1] Harvard Univ, Dept Math, Cambridge, MA USA
关键词
D O I
10.1073/pnas.20.5.282
中图分类号
O [数理科学和化学]; P [天文学、地球科学]; Q [生物科学]; N [自然科学总论];
学科分类号
07 ; 0710 ; 09 ;
摘要
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页码:282 / 287
页数:6
相关论文
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