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math.AG2010
Linked Hom spaces
Brian Osserman
In this note, we describe a theory of linked Hom spaces which complements that of linked Grassmannians. Given two chains of vector bundles linked by maps in both directions, we giv…
math.AG2010★ 56 cited
Lifting tropical intersections
Brian Osserman, Sam Payne
We show that points in the intersection of the tropicalizations of subvarieties of a torus lift to algebraic intersection points with expected multiplicities, provided that the tro…
math.AG2010
Brill-Noether loci with fixed determinant in rank 2
Brian Osserman
In the 1990's, Bertram, Feinberg and Mukai examined Brill-Noether loci for vector bundles of rank 2 with fixed canonical determinant, noting that the dimension was always bigger in…