On the Lusternik–Schnirelmann category of Stiefel manifolds
On the Lusternik–Schnirelmann category of Stiefel manifolds
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关于 Stiefel 流形的 Lusternik-Schnirelmann 范畴
DOI:
10.1016/j.topol.2007.02.002
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发表时间:
2007
期刊:
影响因子:
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通讯作者:
Tetsu Nishimoto
中科院分区:
文献类型:
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作者:
Tetsu Nishimoto
We determine the Lusternik–Schnirelmann category of real Stiefel manifolds Vn,kand quaternionic Stiefel manifolds Xn,kfor n⩾2k which is equal to the cup-length of the mod 2 cohomology of Vn,kand the integer cohomology of Xn,k, respectively.