| Abstract: | Let T be a skew field with infinite center, let  be the special linear group over T of degree  3, and let  be the subgroup of diagonal matrices with unit Dieudonee determinant. It is proved that for each intermediate subgroup H,  H , there exists a net  of order n such that ( H N().Translated from Zapiski Nauchnykh Seminarov Leningradskogo Otdeleniya Matematicheskogo Instituta im. V. A. Steklova Akademii Nauk SSSR, Vol. 175, pp. 5–12, 1989.In conclusion, the author would like to thank his instructor Z. I. Borevich, as well as N. A. Vavilov, for their assistance. |
