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Additive quantities cannot be more than asymptotically continuous

Debbie Leung, University of Waterloo and Perimeter Institute
Wednesday, May 1, 2024 - 1:30pm to 2:30pm
PAT C-520

We show that any non-constant quantity defined on density matrices that is additive on tensor products cannot be “more than asymptotically continuous."  Joint work with Andrea Coladangelo, and based on arXiv:1910.11354.