22 citations · 66 across the 8 of their papers we have counts for
Showing 2013Show all
2 papers · 1 filter
math.NA2013★ 5 cited
Compression of unitary rank--structured matrices to CMV-like shape with an application to polynomial rootfinding
Roberto Bevilacqua, Gianna M. Del Corso, Luca Gemignani
This paper is concerned with the reduction of a unitary matrix U to CMV-like shape. A Lanczos--type algorithm is presented which carries out the reduction by computing the block tr…
math.NA2013★ 2 cited
Block Tridiagonal Reduction of Perturbed Normal and Rank Structured Matrices
Roberto Bevilacqua, Gianna M. Del Corso, Luca Gemignani
It is well known that if a matrix solves the matrix equation , where is a linear bivariate polynomial, then is normal; and…