Title

On the Subgroups of the Triangle Group *2p∞

Document Type

Conference Proceeding

Publication Date

2012

Abstract

In this work, we discuss the low index subgroups of the triangle group *2p∞ (also called the extended Hecke group) which were derived using tools in color symmetry theory. Moreover, we present the low index subgroups of the index 2 subgroups of the extended modular group *23∞.

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