Apparent contours of nonsingular real cubic surfaces

2013/06/09 by Sergey Finashin, Finashin, Sergey, Viatcheslav Kharlamov +1
Mathematics · #14H45 #14J28 #14J70 #14N25 #14P25 #Advanced Differential Equations and Dynamical Systems #Algebraic Geometry (math.AG) #Algebraic Geometry and Number Theory #FOS: Mathematics #Geometric and Algebraic Topology

paper · doi:10.48550/arxiv.1306.2002

openalex publication_date 2013/06/09 · openalex created_date 2025/10/10 · openalex updated_date 2026/07/31

Abstract

We give a complete deformation classification of real Zariski sextics, that is of generic apparent contours of nonsingular real cubic surfaces. As a by-product, we observe a certain "reversion" duality in the set of deformation classes of these sextics.

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