English

Nodes on quintic spectrahedra

Algebraic Geometry 2022-10-04 v1 Numerical Analysis Numerical Analysis Optimization and Control

Abstract

We classify transversal quintic spectrahedra by the location of 20 nodes on the respective real determinantal surface of degree 5. We identify 65 classes of such surfaces and find an explicit representative in each of them.

Cite

@article{arxiv.2011.13860,
  title  = {Nodes on quintic spectrahedra},
  author = {Taylor Brysiewicz and Khazhgali Kozhasov and Mario Kummer},
  journal= {arXiv preprint arXiv:2011.13860},
  year   = {2022}
}
R2 v1 2026-06-23T20:33:29.030Z