Simplices osculating rational normal curves

Fuente: arXiv
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Autori principali: Caminata, Alessio, Carlini, Enrico, Schaffler, Luca
Natura: Preprint
Pubblicazione: 2024
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author Caminata, Alessio
Carlini, Enrico
Schaffler, Luca
author_facet Caminata, Alessio
Carlini, Enrico
Schaffler, Luca
contents A classical result of von Staudt states that if eight planes osculate a twisted cubic curve and we divide them into two groups of four, then the eight vertices of the corresponding tetrahedra lie on a twisted cubic curve. In the current paper, we give an alternative proof of this result using modern tools, and at the same time we prove the analogous result for rational normal curves in any projective space. This higher dimensional generalization was claimed without proof in a paper of H.S. White in 1921.
format Preprint
id arxiv_https___arxiv_org_abs_2404_03922
institution arXiv
publishDate 2024
record_format arxiv
spellingShingle Simplices osculating rational normal curves
Caminata, Alessio
Carlini, Enrico
Schaffler, Luca
Algebraic Geometry
14A25, 14H50, 51N35
A classical result of von Staudt states that if eight planes osculate a twisted cubic curve and we divide them into two groups of four, then the eight vertices of the corresponding tetrahedra lie on a twisted cubic curve. In the current paper, we give an alternative proof of this result using modern tools, and at the same time we prove the analogous result for rational normal curves in any projective space. This higher dimensional generalization was claimed without proof in a paper of H.S. White in 1921.
title Simplices osculating rational normal curves
topic Algebraic Geometry
14A25, 14H50, 51N35
url https://arxiv.org/abs/2404.03922