Linear maps preserving the higher numerical ranges of tensor product of matrices

arxiv: 1302.1175 · v2 · pith:NOZA32WFnew · submitted 2013-02-05 · 🧮 math.FA

Ajda Fo\v{s}ner , Zejun Huang , Chi-Kwong Li , Yiu-Tung Poon , Nung-sing Sze This is my paper

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keywords higherlinearmapsmatricesnumericalpreservingproductranges

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We study linear maps preserving the higher numerical ranges of tensor product of matrices.

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