# Deformations of elliptic fibre bundles in positive characteristic

Holger Partsch

Number | 5 |
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Author | Holger Partsch |

Project | C04 |

Year | 2010 |

We study deformation theory of elliptic fibre bundles over curves in positive characteristics. As an application, we give examples of non-liftable elliptic surfaces in charactertic two and three, which answers a question of Katsura and Ueno. Also, we classify deformations of bielliptic surfaces.