ApCoCoA-1:Extended Hecke groups
From ApCoCoAWiki
Description
Reference
Ma. Louise Antonette N. De Las Peñas, Ma. Carlota B. Decena and Glenn R. Laigo, ON THE SUBGROUPS OF THE EXTENDED HECKE, HECKE AND PICARD GROUPS, Proceedings of the 5th Asian Mathematical Conference, Malaysia 2009.
