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Department of Mathematics,
University of California San Diego

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Math 243: Seminar in Functional Analysis

Therese Basa Landry

UCSB

Quantum Wasserstein Distance on the Quantum Permutation Group

Abstract:

We investigate quantum compact groups which support quantum metric space structure.  In our core example, we define an analog of the Hamming metric on the quantum permutation group $S_n^+$.  The construction of our quantum metric relies on the work of Biane and Voiculescu.  We also obtain an associated quantum 1-Wasserstein distance on the tracial state space of $C(S_n^+)$.  This is joint work with David Jekel and Anshu.

November 4, 2025

11:00 AM

APM 6402

Research Areas

Functional Analysis / Operator Theory

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