Loop subgroups of F_r and the image of their stabilizer subgroups in GL_r(Z)

Abstract

For a representative class of subgroups of F_r, the image of their stabilizer subgroup under the action of Aut(F_r) in GL_r(Z) is calculated.

12 pages, 1 figure

References in corpus (3)

• Arithmetic Veech sublattices of $\SL(2,\Z)$
• Noncongruence subgroups in H(2)
• A series of coverings of the regular n-gon