1 citations · 1 across the 3 of their papers we have counts for
3 papers
math.CO2024
Three observations on the Colin de Verdière spectral graph parameter
Vojtěch Kaluža, Vadym Koval
In this small note, we collect several observations pertaining to the famous spectral graph parameter introduced in 1990 by Y. Colin de Verdière. This parameter is defined as t…
math.SP2024
On singular pencils with commuting coefficients
Vadym Koval, Patryk Pagacz
We investigate the relation between the spectrum of matrix (or operator) polynomials and the Taylor spectrum of its coefficients. We prove that the polynomial of commuting matrices…
math.NA2024★ 1 cited
On bundle closures of matrix pencils and matrix polynomials
Fernando De Terán, Froilán M. Dopico, Vadym Koval +1
Bundles of matrix polynomials are sets of matrix polynomials with the same size and grade and the same eigenstructure up to the specific values of the eigenvalues. It is known that…