English

Supersingular Isogeny Graphs from Algebraic Modular Curves

Number Theory 2023-11-28 v3 Algebraic Geometry

Abstract

We describe and compare algorithms for computing supersingular isogeny graphs. Along the way, we obtain a formula for the trace of the adjacency matrix of a general supersingular isogeny graph, and we prove a conjecture recently posed by Nakaya.

Keywords

Cite

@article{arxiv.2303.09096,
  title  = {Supersingular Isogeny Graphs from Algebraic Modular Curves},
  author = {Nadir Hajouji},
  journal= {arXiv preprint arXiv:2303.09096},
  year   = {2023}
}

Comments

30 pages; Changes in V3: Added proof of general trace formula, rearranged sections, streamlined previous arguments/algorithms

R2 v1 2026-06-28T09:19:49.063Z