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Department of Mathematics,
University of California San Diego

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Math 209 - Number Theory

David Kohel

University of Sydney

Constructive $p$-adic $CM$ for genus $2$ curves

Abstract:

Canonical lifts of elliptic curves have been used both for point counting (determining the zeta function) and for constructing $CM$ invariants. In genus $2$, Mestre introduced an algorithm for determining the zeta function of a curve using canonical lifts. In this talk I will describe an algorithm for determining $CM$ invariants in the moduli space of genus $2$ curves.

Host: W. Stein

September 29, 2005

2:00 PM

AP&M 7321

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