Interdisciplinary Information Sciences
Online ISSN : 1347-6157
Print ISSN : 1340-9050
ISSN-L : 1340-9050
On Smooth SL(m,R)×SL(n,R)-Actions on Sm+n-1*
Fuichi UCHIDA
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2002 年 8 巻 1 号 p. 123-128

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抄録
We shall study smooth SL(m,R)×SL(n,R) actions on Sm+n-1, each of which is an extension of the standard SO(m)×SO(n) action. We shall show such an action is characterized by a smooth R2-action on the circle. Moreover, we shall show there are uncountably many topologically distinct such extensions.
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© 2002 by the Graduate School of Information Sciences (GSIS), Tohoku University

This article is licensed under a Creative Commons [Attribution 4.0 International] license.
https://creativecommons.org/licenses/by/4.0/
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