Showing math.SPShow all
2 papers · 1 filter
math.SP2023
Demystifying the Karpelevic theorem
Devon N. Munger, Andrew L. Nickerson, Pietro Paparella
The statement of the Karpelevic theorem concerning the location of the eigenvalues of stochastic matrices in the complex plane (known as the Karpelevic region) is long and complica…
math.SP2021
Jordan chains of -cyclic matrices, II
Andrew L. Nickerson, Pietro Paparella
McDonald and Paparella [Linear Algebra Appl. 498 (2016), 145--159] gave a necessary condition on the structure of Jordan chains of -cyclic matrices. In this work, that necessary…