The index of $\mathbb{T}^{\text{an}}$ in $\mathbb{T}$
Number Theory
2021-03-02 v1
Abstract
For a prime level , we compute the index of the anemic Hecke algebra of weight 2 level forms inside the full Hecke algebra. We prove that the index is fully described by the presence of weight 1 Katz forms of the same level.
Keywords
Cite
@article{arxiv.2103.00649,
title = {The index of $\mathbb{T}^{\text{an}}$ in $\mathbb{T}$},
author = {Noah Taylor},
journal= {arXiv preprint arXiv:2103.00649},
year = {2021}
}
Comments
13 pages, no figures