论文标题

提升$ q $ - 委托和$ Q $ - 互换运算符

Lifting $Q$-commuting and $Q$-intertwining operators

论文作者

Pal, Sourav, Sahasrabuddhe, Prajakta

论文摘要

有几个证据证明了经典的换向提升和交织文献中的定理。在本文中,我们向几个$ q $的提升和$ q $ - 互换升降定理提供了类似的证明。我们提供了几种证明,并显示了一对$ q $ conmuting收缩$(T_1,T_2)$的明确构造,当$ q $是有界运营商时。我们与图理论建立了这些结果的一些联系。

There are several proofs of the classical commutant lifting and intertwining lifting theorems in the literature. In this article, we present analogous proofs to a few $Q$-commuting lifting and $Q$-intertwining lifting theorems. We provide several proofs and show explicit constructions of Ando-type dilations for a pair of $Q$-commuting contractions $(T_1,T_2)$ when $Q$ is a bounded operator. We establish a few connections of these results with graph theory.

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