Hostname: page-component-78c5997874-g7gxr Total loading time: 0 Render date: 2024-11-17T15:13:12.834Z Has data issue: false hasContentIssue false

Topology and combinatorics of real line arrangements

Published online by Cambridge University Press:  04 December 2007

Enrique Artal Bartolo
Affiliation:
Departamento de Matemáticas, Campus Plaza de San Francisco s/n, E-50009 Zaragoza, [email protected]
Jorge Carmona Ruber
Affiliation:
Departamento de Sistemas informáticos y programación, Universidad Complutense, Ciudad Universitaria s/n, E-28040 Madrid, [email protected]
José Ignacio Cogolludo Agustín
Affiliation:
Departamento de Matemáticas, Campus Plaza de San Francisco s/n, E-50009 Zaragoza, [email protected]
Miguel Marco Buzunáriz
Affiliation:
Departamento de Matemáticas, Campus Plaza de San Francisco s/n, E-50009 Zaragoza, [email protected]
Rights & Permissions [Opens in a new window]

Abstract

Core share and HTML view are not available for this content. However, as you have access to this content, a full PDF is available via the ‘Save PDF’ action button.

We prove the existence of complexified real arrangements with the same combinatorics but different embeddings in ${\mathbb P}^2$. Such a pair of arrangements has an additional property: they admit conjugated equations on the ring of polynomials over ${\mathbb Q}(\sqrt{5})$.

Type
Research Article
Copyright
Foundation Compositio Mathematica 2005