3 papers
math.AG2008
Plane curves as Pfaffians
Anita Buckley, Tomaz Kosir
Let be a smooth curve in $\PP^2$ given by an equation F=0 of degree . In this paper we parametrise all linear pfaffian representations of by an open subset in the moduli…
math.AC2007
On pairs of commuting nilpotent matrices
Tomaž Košir, Polona Oblak
Let be a nilpotent matrix and suppose that its Jordan canonical form is determined by a partition . Then it is known that its nilpotent commutator is an irreducible va…
math.AG2002
Determinantal Varieties Over Truncated Polynomial Rings
Tomaz Kosir, B. A. Sethuraman
We study higher order determinantal varieties obtained by considering generic () matrices over rings of the form , and for some fixed , setting…