Mathematical Research Letters

Volume 7 (2000)

Number 1

Varieties without extra automorphisms~I: curves

Pages: 67 – 76

DOI: http://dx.doi.org/10.4310/MRL.2000.v7.n1.a6

Author

Bjorn Poonen (University of California at Berkeley)

Abstract

For any field $k$ and integer $g \ge 3$, we exhibit a curve $X$ over $k$ of genus $g$ such that $X$ has no non-trivial automorphisms over ${\overline{\F}}$.

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