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Modular Subgroups, Forms, Curves and Surfaces

Published online by Cambridge University Press:  20 November 2018

Abdellah Sebbar*
Affiliation:
Department of Mathematics and Statistics, University of Ottawa, Ottawa, Ontario, K1N 6N5, e-mail: sebbar@mathstat.uottawa.ca
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Abstract

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We study a class of subgroups of $\text{PS}{{\text{L}}_{2}}\left( \mathbb{Z} \right)$ which can be characterized in different ways, such as congruence groups, modular forms, modular curves, elliptic surfaces, lattices and graphs.

Keywords

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Type
Research Article
Copyright
Copyright © Canadian Mathematical Society 2002