Elementary 3-descent with a 3-isogeny
Number Theory
2015-07-02 v3
Abstract
In this expository paper, we show how to use in practice 3-descent with a 3-isogeny to find an estimate for the rank of an elliptic curve having a rational 3-torsion subgroup, and we also give a geometric interpretation of these computations.
Cite
@article{arxiv.0903.4963,
title = {Elementary 3-descent with a 3-isogeny},
author = {Henri Cohen and Fabien Pazuki},
journal= {arXiv preprint arXiv:0903.4963},
year = {2015}
}