Other Writing My research articles are here. Books: “Elliptic Curves, Modular Forms and Their L-functions“, AMS, Student Mathematical Library, Vol. 58, 2011. Updates since first edition. “Number Theory and Geometry: An Introduction to Arithmetic Geometry“, AMS, Pure and Applied Undergraduate Texts, Book 35, 2019. Updates. Book page. Short Stories: I write short stories with mathematical content. They are a mix of fiction, mathematics and history. Hope you enjoy them! Testamento de un matemático excepcional – spanish version (versión en castellano) – Finalist in the Third Contest of Short Stories of Divulgamat.net. La última hora de Félix Hausdorff– spanish version (versión en castellano) – First Prize in the Second Contest of Short Stories of Divulgamat.net. The Importance of Being Bounded – english version – Finalist in the Second Contest of Short Stories of Divulgamat.net. La Importancia de Estar Acotado – versión en castellano – Finalista en el II Concurso de Relatos Cortos Divulgamat. More stories can be found in my blog: A Field Guide to Mathematics.