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·2025
Binormal block Toeplitz operators with matrix valued circulant symbols
Nihat Gökhan Göğüş, Rewayat Khan, Eungil Ko, Ji Eun Lee
IF 0.6Quaestiones Mathematicae
초록
This paper focuses on the binormality of block Toeplitz operators with matrix valued circulant symbols. We also study some Γ-dilations of Toeplitz operators. Moreover, we also analyze the invariant subspace of Toeplitz operators with matrix-valued symbols.
키워드
Toeplitz matrixCirculant matrixLevinson recursionBlock (permutation group theory)Invariant subspaceSubspace topologyInvariant (physics)