نگاشت های خطی نگهدارنده طیف
Publish place: Caspian Journal of Mathematical Sciences، Vol: 4، Issue: 2
Publish Year: 1394
نوع سند: مقاله ژورنالی
زبان: English
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شناسه ملی سند علمی:
JR_CJMS-4-2_003
تاریخ نمایه سازی: 16 مهر 1398
Abstract:
In this paper we show that if A is a unital Banach algebra and B is a purely in nite C*-algebra such that has a non-zero commutative maximal ideal and $phi:A rightarrow B$ is a unital surjective spectrum preserving linear map. Then $phi$ is a Jordan homomorphism.
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Authors
A. Taghavi
Department of Mathematics, Faculty of Basic Sciences, University of Mazandaran, P. O. Box ۴۷۴۱۶-۱۴۶۸, Babolsar, Iran.
R. Parvinianzadeh
Department of Mathematics, Faculty of Basic Sciences, Yasouj University, P. O. Box ۷۵۹۱۸-۷۴۸۳۱, Yasouj, Iran.