23 citations · 110 across the 26 of their papers we have counts for
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math.SP2016★ 18 cited
A matricial view of the Karpelevič Theorem
Charles R. Johnson, Pietro Paparella
The question of the exact region in the complex plane of the possible single eigenvalues of all -by- stochastic matrices was raised by Kolmogorov in 1937 and settled by Karpe…
math.SP2016★ 5 cited
Row Cones, Perron Similarities, and Nonnegative Spectra
C. R. Johnson, Pietro Paparella
In further pursuit of the diagonalizable \emph{real nonnegative inverse eigenvalue problem} (RNIEP), we study the relationship between the \emph{row cone} and th…