2 papers
math.OA2018
Roots of Completely Positive Maps
B. V. Rajarama Bhat, Robin Hillier, Nirupama Mallick +1
We introduce the concept of completely positive roots of completely positive maps on operator algebras. We do this in different forms: as asymptotic roots, proper discrete roots an…
math.FA2018
On a generalization of Ando's dilation theorem
Nirupama Mallick, K. Sumesh
We introduce the notion of -commuting operators which is a generalization of commuting operators. We prove a generalized version of commutant lifting theorem and Ando's dilation…