Showing 2025Show all
2 papers · 1 filter
math.AC2025
Special fibers of coordinate sections of Hankel Matrices
Katie Ansaldi, Dayane Lira, Maral Mostafazadehfard +2
We investigate the special fibers associated with certain coordinate sections of Hankel determinantal ideals. We provide explicit descriptions of their defining equations, showing…
math.AC2025
Buchsbaumness, Macaulayfication and Castelnuovo-Mumford regularity of monomial curves
Biplab Dawn, Kumari Saloni
Projective monomial curves are associated with rings generated by monomials of equal degree in two variables. In this paper, we give an infinite class of non-smooth, non Cohen-Maca…