Geometric characterizations of the cross ratio in a pencil of conics

2020/11/07 by Thomas, Alexander
#51P99 #Algebraic Geometry (math.AG) #FOS: Mathematics

paper · doi:10.48550/arxiv.2011.03811

Abstract

We give geometric ways to determine the cross ratio of conics in a pencil using elementary projective geometry.

Related

• Non-Euclidean Cross-Ratios and Carnot's Theorem for Conics
• Pencils of Conic-Line Curves
• About a sequence of points and a relationship between pencils of conics and circles in the Euclidean plane
• Triangle conics and cubics
• Elementary Constructions of conic sections