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A note on purely inseparable morphisms from an elliptic ruled surface

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Abstract.

In this note, we shall study compositions of finite purely inseparable morphisms of degree p from an elliptic ruled surface in characteristic p > 0 and in particular, we shall give sufficient conditions for nonsingular minimal models of their images to be of general type.

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Authors and Affiliations

  1. Department of Mathematics and Information Sciences, College of Integrated Arts and Sciences, Osaka Prefecture University, Sakai, Osaka, 599-8531, Japan, , , , , , JP

    M. Kawazoe

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  1. M. Kawazoe
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Received: 1.7.1999

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Kawazoe, M. A note on purely inseparable morphisms from an elliptic ruled surface. Arch. Math. 75, 422–429 (2000). https://doi.org/10.1007/s000130050525

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  • DOI: https://doi.org/10.1007/s000130050525

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