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Quantum geodesic flows on graphs

Edwin Beggs Orcid Logo, Shahn Majid Orcid Logo

Letters in Mathematical Physics, Volume: 114, Issue: 5

Swansea University Author: Edwin Beggs Orcid Logo

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Abstract

We revisit the construction of quantum Riemannian geometries on graphs starting from a hermitian metric compatible connection, which always exists. We use this method to find quantum Levi-Civita connections on the n-leg star graph for and find the same phenomenon as recently found for the Dynkin gra...

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Published in: Letters in Mathematical Physics
ISSN: 1573-0530
Published: Springer Science and Business Media LLC 2024
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URI: https://cronfa.swan.ac.uk/Record/cronfa67840
Abstract: We revisit the construction of quantum Riemannian geometries on graphs starting from a hermitian metric compatible connection, which always exists. We use this method to find quantum Levi-Civita connections on the n-leg star graph for and find the same phenomenon as recently found for the Dynkin graph that the metric length for each inbound arrow has to exceed the length in the other direction by a multiple, here . We then study quantum geodesics on graphs and construct these on the 4-leg graph and on the integer lattice line with a general edge-symmetric metric.
Keywords: noncommutative geometry, graph, calculus
College: Faculty of Science and Engineering
Funders: No funds, grants or other support was received.
Issue: 5