Travis Morrison

activity

20232025

most citedTowards a classification of isolated

j

-invariants

1 citations · 1 across the 4 of their papers we have counts for

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math.NT2024

Computing Isogenies at Singular Points of the Modular Polynomial

William E. Mahaney, Travis Morrison

In this paper we present a method which, given a singular point $(j_{1}, j_{2})$ on $Y_{0} (ℓ)$ with $j_{1}, j_{2} \neq = 0, 1728$ and an elliptic curve $E$ with $j$ -invariant $j_{1}$ , retur…