On the essential spectrum of hypoelliptic pseudo-differential operators

被引：0
|
作者：
Buzano, Ernesto [1 ]
Ziggioto, Andrea [1 ]
机构：
[1] Univ Turin, Dipartimento Matemat, I-10123 Turin, Italy
来源：
MATHEMATISCHE NACHRICHTEN | 2008年 / 281卷 / 01期
关键词：
essential spectrum; hypoelliptic pseudo-differential operators;
D O I：
10.1002/mana.200510584
中图分类号：
O1 [数学];
学科分类号：
0701 ; 070101 ;
摘要：
We describe the essential spectrum of a hypoelliptic pseudo-differential operator which is the sum of a constant-coefficients operator and an operator with coefficients vanishing at infinity. (c) 2008 WILEY-VCH Verlag GmbH & Co. KGaA, Weinheim.
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页码：5 / 24
页数：20
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