The spectral picture and joint spectral radius of the generalized spherical Aluthge transform
DOI10.1016/j.aim.2022.108602OpenAlexW3033909792WikidataQ114211434 ScholiaQ114211434MaRDI QIDQ2675118
Jasang Yoon, Chafiq Benhida, Sang Hoon Lee, Raúl E. Curto
Publication date: 20 September 2022
Published in: Advances in Mathematics (Search for Journal in Brave)
Full work available at URL: https://arxiv.org/abs/2006.03137
joint spectral radiusTaylor spectrumFredholm indexspherical Aluthge transformFredholm pairsTaylor essential spectrum
Several-variable operator theory (spectral, Fredholm, etc.) (47A13) Subnormal operators, hyponormal operators, etc. (47B20) Linear operators on special spaces (weighted shifts, operators on sequence spaces, etc.) (47B37) Dilations, extensions, compressions of linear operators (47A20) Moment problems (44A60) Integration and disintegration of measures (28A50) Software, source code, etc. for problems pertaining to operator theory (47-04)
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