Châtelet surface

In algebraic geometry, a Châtelet surface is a rational surface studied by Châtelet (1959) given by an equation

y^{2}-az^{2}=P(x),\,

where P has degree 3 or 4. They are conic bundles.

This article is issued from Wikipedia. The text is licensed under Creative Commons - Attribution - Sharealike. Additional terms may apply for the media files.