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math.OC2013★ 2 cited
Quartic Spectrahedra
John Christian Ottem, Kristian Ranestad, Bernd Sturmfels +1
Quartic spectrahedra in 3-space form a semialgebraic set of dimension 24. This set is stratified by the location of its ten nodes. There are twenty maximal strata, identified recen…
math.OC2010★ 20 cited
The central curve in linear programming
Jesús A. De Loera, Bernd Sturmfels, Cynthia Vinzant
The central curve of a linear program is an algebraic curve specified by linear and quadratic constraints arising from complementary slackness. It is the union of the various centr…