2 papers
math.AG2026
The Hesse Pencil Variety
Elisabetta Rocchi
We introduce and study the Hesse pencil variety , obtained as the Zariski closure in the Grassmannian of the set of pencils generated by a smooth plane cubic and its…
cs.SC2026
Computing the connected components of real algebraic curves
Elisabetta Rocchi, Mohab Safey El Din
Connected components of real algebraic sets are semi-algebraic, i.e. they are described by a boolean formula whose atoms are polynomial constraints with real coefficients. Computin…