Future students

Monday, December 5, 2011 1:45 pm - 2:45 pm EST (GMT -05:00)

Nengkun Yu: Special Seminar

Nengkun Yu, Tsinghua University & University of Technology, Sydney

Abstract

Bounds on the distance between a unital quantum channel and the convex hull of unitary channels, with applications to the asymptotic quantum Birkhoff conjecture

Mary Beth Ruskai, Tufts University

Abstract

It is well known that the set of m-body reduced density matrices of N-body states (possibly satisfying a symmetry constraint) is convex. This also holds for vectors of m-body quantum marginals.