1 citations · 1 across the 3 of their papers we have counts for
3 papers
math.RA2019
A note on products of quadratic matrices of singular type
Christiaan J Hattingh
I provide an alternate and self-contained proof of Botha's theorem on products of idempotent and square-zero matrices where the product contains two square-zero factors, and provid…
math.RA2018
Sums and products of square-zero matrices
Christiaan J Hattingh
Which matrices can be written as sums or products of square-zero matrices? This question is the central premise of this dissertation. Over the past 25 years a significant body of r…
math.RA2016★ 1 cited
A note on Products of Nilpotent Matrices
C. J. Hattingh
Let be a field. A matrix of order over is a product of two nilpotent matrices if and only if it is singular, except if is a nonzero…