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20112026
most citedBoundary representations of operator spaces, and compact rectangular matrix convex sets

210 citations · 464 across the 57 of their papers we have counts for

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math.GR2013★ 2 cited

Class-preserving automorphisms of universal hyperlinear groups

Martino Lupini

We show that the group of class-preserving automorphisms of a universal hyperlinear group has index 2 inside the group of all automorphisms.

math.GR2013★ 2 cited

Introduction to Sofic and Hyperlinear groups and Connes' embedding conjecture

Valerio Capraro, Martino Lupini

Sofic and hyperlinear groups are the countable discrete groups that can be approximated in a suitable sense by finite symmetric groups and groups of unitary matrices. These notions…