43 citations · 118 across the 17 of their papers we have counts for
Showing 2018 · math.OAShow all
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math.OA2018★ 9 cited
Compressions of compact tuples
Benjamin Passer, Orr Moshe Shalit
We study the matrix range of a tuple of compact operators on a Hilbert space and examine the notions of minimal, nonsingular, and fully compressed tuples. In this pursuit, we refin…
math.OA2018★ 2 cited
Invariants in Noncommutative Dynamics
Alexandru Chirvasitu, Benjamin Passer
When a compact quantum group coacts freely on unital -algebras and , the existence of equivariant maps may often be ruled out due to the incompatibility o…
math.OA2018★ 8 cited
Shape, Scale, and Minimality of Matrix Ranges
Benjamin Passer
We study containment and uniqueness problems concerning matrix convex sets. First, to what extent is a matrix convex set determined by its first level? Our results in this directio…