2 papers
math.OA2024
CP and beyond: 2-categorical dilation theory
Robert Allen, Dominic Verdon
The problem of extending the insights and techniques of categorical quantum mechanics to infinite-dimensional systems was considered in (Coecke and Heunen, 2016). In that work the…
quant-ph2024
Supermaps between channels of any type
Robert Allen, Dominic Verdon
Supermaps between quantum channels (completely positive trace-preserving (CPTP) maps of matrix algebras) were introduced in [Chiribella et al., EPL 83(3) (2008)]. In this work we g…