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Faculty of Graduate Studies and Research, University of Regina

The Structure of Operator Systems on Finite-Dimensional Hilbert Spaces

Abstract

dc:description.abstract

The purpose of this thesis is to describe in detail the structure of arbitrary operator systems S B(H), where H is assumed to be of finite dimension, using Arveson's non-commutative Choquet theory, and to determine the C* -envelope of S in certain special cases of interest. Arveson classifies these operator systems as either reduced or non-reduced, and we look at these classifications in detail. S is said to be reduced when its boundary ideal is {0} and non-reduced otherwise. We will give examples of 2-dimensional and 3-dimensional operator systems; show what Arveson's parametrization would be in such cases; and determine the C*-envelopes and boundary ideals.

Degree

thesis:*
Name thesis:degree_name
Master of Science (MSc)
Level thesis:degree_level
Master's
Discipline thesis:degree_discipline
Mathematics
Grantor dc:publisher
Faculty of Graduate Studies and Research, University of Regina
Year dc:date.issued
2012

Author and committee

dc:creator, dc:contributor.*
Author dc:creator
  • Mwangangi, Sadia Hassan
Advisor dc:contributor.advisor
  • Argerami, Martin
Committee members dc:contributor.committeemember
  • Farenick, Douglas
  • Floricel, Remus

Rights

Language dc:language.iso
en

Identifiers

dc:identifier.*
OAI identifier oai:identifier
oai:uregina.scholaris.ca:10294/3561

Chain of custody

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University of Regina
Base URL
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Last updated
2026-07-24
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citation

Mwangangi, Sadia Hassan. The Structure of Operator Systems on Finite-Dimensional Hilbert Spaces. Master's thesis, Faculty of Graduate Studies and Research, University of Regina, 2012. https://hdl.handle.net/10294/3561