Generalized Gelfand Pairs Associated to m-Step Nilpotent Lie Groups

被引:1
作者
Campos, Silvina [1 ]
Garcia, Jose [1 ]
Saal, Linda [2 ]
机构
[1] CIUNSa Univ Nacl Salta, Fac Ciencias Exactas, Ave Bolivia 5150, RA-4400 Salta, Argentina
[2] Univ Nacl Cordoba, FAMAF CIEM, Ciudad Univ, RA-5000 Cordoba, Argentina
关键词
Generalized Gelfand pairs; Nilpotent Lie groups; REPRESENTATIONS;
D O I
10.1007/s12220-022-01099-4
中图分类号
O1 [数学];
学科分类号
0701 ; 070101 ;
摘要
Let N be a nilpotent Lie group and K a compact subgroup of the automorphism group Aut(N) of N. It is well known that if (K alpha N, K)is a Gelfand pair then N is at most 2-step nilpotent Lie group. This notion has been generalized to non-compact groups K. In this work, we exhibit a family(K-m alpha N-m, K-m) of generalized Gelfand pairs,where N-m is a m+2-step nilpotent Lie group and K-m is isomorphic to Rm+1.
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页数:19
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