3 papers
math.AG2026
On the Ulrichness of twisted syzygies and dual syzygies bundles
H. Torres López, Alexis G. Zamora
Given a projective variety and a very ample line bundle on , we classify for which and the twisted syzygies and twisted dual syzygies bundles…
math.AG2023
Towards the classification of semistable fibrations having exactly five singular fibers
Margarita Castaneda-Salazar, Margarida Mendes Lopes, Alexis Zamora
Let X be a non singular projective surface. Given a semistable non isotrivial fibration f over a smooth rational curve with general fiber non hyperelliptic of genus g bigger than 3…
math.AG2016
Toward a conjecture of Tan and Tu on fibered general type surfaces
A. Huitrado-Mora, M. Castaneda-Salazar, A. G. Zamora
Given a semistable non-isotrivial fibered surface it was conjectured by Tan and Tu that if is of general type, then admits at least singular fiber…