53 citations · 273 across the 39 of their papers we have counts for
Showing 2018 · math.AGShow all
2 papers · 2 filters
math.AG2018★ 2 cited
Voronoi Cells of Varieties
Diego Cifuentes, Kristian Ranestad, Bernd Sturmfels +1
Every real algebraic variety determines a Voronoi decomposition of its ambient Euclidean space. Each Voronoi cell is a convex semialgebraic set in the normal space of the variety a…
math.AG2018
Rational Quartic Spectrahedra
Martin Helsø, Kristian Ranestad
Rational quartic spectrahedra in 3-space are semialgebraic convex subsets in of semidefinite, real symmetric -matrices, whose boundary admits a rationa…