Inversion of the $j$--function and testing complex multiplication
Number Theory
2020-11-19 v1
Abstract
We develop an algorithm to invert the --function in quasilinear time, and apply this to testing whether an elliptic curve has complex multiplication.
Cite
@article{arxiv.2011.09405,
title = {Inversion of the $j$--function and testing complex multiplication},
author = {John Armitage},
journal= {arXiv preprint arXiv:2011.09405},
year = {2020}
}