28 citations · 95 across the 29 of their papers we have counts for
Showing 2011 · math.AGShow all
2 papers · 2 filters
math.AG2011
Postulation of general quintuple fat point schemes in P^3
Edoardo Ballico, Maria Chiara Brambilla, Fabrizio Caruso +1
We study the postulation of a general union Y of double, triple, quartuple and quintuple points of P^3. In characteristic 0, we prove that Y has good postulation in degree $d\ge 11…
math.AG2011★ 1 cited
New examples of defective secant varieties of Segre-Veronese varieties
Hirotachi Abo, Maria Chiara Brambilla
We prove the existence of defective secant varieties of three-factor and four-factor Segre-Veronese varieties embedded in certain multi-degree. These defective secant varieties wer…