A von Neumann type inequality for certain domains in ⁿ

By C. Ambrozie, Dan Timotin. 2002

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Global Holomorphic Functions in Several Noncommuting Variables (2015, unknown): “[8] C.-G. Ambrozie and D. Timotin, A von Neumann type inequality for certain domains in Cn. Proc.”
Realization and interpolation for Schur–Agler-class functions on domains with matrix polynomial defining function in Cn (2004, methodology): “The general domains DQ and classes SAQðE;E Þ (for E 1⁄4 E 1⁄4 C) were already introduced in [8].”
Interpolation and transfer-function realization for the noncommutative Schur-Agler class (2016, methodology): “ spectrum inside the region DQ and Sa holomorphic L(U,Y)-valued function on DQ, it is possible to use the Taylor functional calculus (using Vasilescu’s adaptation of the Bochner-Martinelli kernel—see [9, 17] for details) to make sense of the function Sapplied to the commutative operator-tuple Tto ge”
Foundations of Free Noncommutative Function Theory (2012, methodology): “) This is the nc version of the commutative multidimensional realization theorem of [10] and [13] for the linear nc function Q defining the domain of f , which in turn generalizes Agler’s seminal result on the polydisc [4], see also [19].”