2 papers
math.RA2018
Examples for the Quantum Kippenhahn Theorem
Ben Lawrence
Semidefinite programming optimises a linear objective function over a spectrahedron, and is one of the major advances of mathematical optimisation. Spectrahedra are described by li…
math.RA2017
Burnside graphs, algebras generated by sets of matrices, and the Kippenhahn Conjecture
Ben Lawrence
Given a set of matrices, it is often of interest to determine the algebra they generate. Here we exploit the concept of the Burnside graph of a set of matrices, and show how it may…