论文标题

3属3属曲线的三个扭矩亚组和导体

Three-Torsion Subgroups and Conductors of Genus 3 Hyperelliptic Curves

论文作者

Lupoian, Elvira

论文摘要

我们提供了一种计算3属3型高纤维曲线的雅各布式的3扭矩亚组的实用方法。我们为雅各布的3扭点定义了一个方案,并使用复杂的近似值,同型延续和降低晶格,以找到3个扭转的精确表达。在本文的后期,我们解释了如何使用3个扭矩亚组来计算指导者局部指数的野生部分。

We give a practical method for computing the 3-torsion subgroup of the Jacobian of a genus 3 hyperelliptic curve. We define a scheme for the 3-torsion points of the Jacobian and use complex approximations, homotopy continuation and lattice reduction to find precise expression for the 3-torsion. In the latter stages of the paper, we explain how the 3-torsion subgroup can be used to compute the wild part of the local exponent of the conductor at 2.

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