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20222026
most citedSparse sum of Hermitian squares in group algebras of finite groups

1 citations · 1 across the 7 of their papers we have counts for

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math.OA2023

The non-Archimedean Nirgendsnegativsemidefinitheitsstellensatz is not true

Hao Liang, Sizhuo Yan, Jianting Yang +1

Klep and Schweighofer asked whether the Nirgendsnegativsemide-finitheitsstellensatz holds for a symmetric noncommutative polynomial whose evaluations at bounded self-adjoint operat…

math.OA2023

A Characterization of Perfect Strategies for Mirror Games

Sizhuo Yan, Jianting Yang, Tianshi Yu +1

We associate mirror games with the universal game algebra and use the *-representation to describe quantum commuting operator strategies. We provide an algebraic characterization o…