The von Neumann inequality for 3x3 matrices
Complex Variables
2020-02-19 v1
Abstract
Recent work of Kosi\'nski on the three point Pick interpolation problem on the polydisc proves the von Neumann inequality for 3x3 matrices. We give a detailed explanation of this using several standard reductions---credit for the main result should be attributed to Kosi\'nski.
Cite
@article{arxiv.1508.06488,
title = {The von Neumann inequality for 3x3 matrices},
author = {Greg Knese},
journal= {arXiv preprint arXiv:1508.06488},
year = {2020}
}