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Mat. Zametki, 2022 Volume 112, Issue 2, Pages 269–278 (Mi mzm13353)

Hyperinvariant Closed Ideals for a Finitely Quasinilpotent Collection of Operators

Junfeng Liu

Department of Mathematics, College of Science, Zhejiang University of Science and Technology

Abstract: In this paper, it is proved that if $\mathscr C\ne\{0\}$ is a collection of continuous operators with modulus on an $\ell_p$-space ($1\le p<\infty$) that is finitely modulus-quasinilpotent at a nonzero positive vector $x_0$ in $\ell_p$, then $\mathscr C$ and its right modulus sub-commutant $\mathscr C'_m$ have a common nontrivial invariant closed ideal.

Keywords: $\ell_p$-space, quasinilpotent operator, operator with modulus, invariant ideal, invariant subspace.

UDC: 517

Received: 09.11.2021
Revised: 23.01.2022

DOI: 10.4213/mzm13353


 English version:
Mathematical Notes, 2022, 112:2, 286–293

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© Steklov Math. Inst. of RAS, 2024