2 papers
quant-ph2012
Invariance of quantum correlations under local channel for a bipartite quantum state
Ali Saif M. Hassan, Pramod S. Joag
We show that the quantum discord and the measurement induced non-locality (MiN) in a bipartite quantum state is invariant under the action of a local quantum channel if and only if…
math.RA2012
Submaximal Integral Domains
A. Azarang
It is proved that if is a and is a -algebra, such that , then has a maximal subring. In particular, if is a ring which either contains…