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The
extension problem for graph $C^*$-algebras
Søren Eilers, James Gabe, Takeshi Katsura, Efren Ruiz and Mark Tomforde |
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Vol. 5 (2020), No. 2, 295–315
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Abstract |
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We give a complete -theoretical description of when an essential extension of two simple graph -algebras is again a graph -algebra. |
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Keywords
extensions, graph $C^*$-algebras, $K\mkern-2mu$-theory,
fullness
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Mathematical Subject Classification 2010
Primary: 46L55
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Milestones
Received: 20 February 2019
Revised: 5 August 2019
Accepted: 27 August 2019
Published: 20 June 2020
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Authors |
| Søren Eilers | |
| Department of Mathematical
Sciences University of Copenhagen Copenhagen Denmark |
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| James Gabe | |
| School of Mathematics and
Statistics University of Glasgow Glasgow United Kingdom |
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| Takeshi Katsura | |
| Department of Mathematics Faculty of Science and Technology Keio University Yokohama Japan |
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| Efren Ruiz | |
| Department of Mathematics University of Hawaii Hilo, HI United States |
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| Mark Tomforde | |
| Department of Mathematics University of Colorado Colorado Springs, CO United States |
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