T. V. Moiseenkova, J. N. Nuzhin, “Intermediate subgroups of the Steinberg groups over the field of fractions of a principal ideal ring”, Vladikavkaz. Mat. Zh., 2010, Volume 12, Number 4,Pages <nobr>60

Intermediate subgroups of the Steinberg groups over the field of fractions of a principal ideal ring

T. V. Moiseenkova, J. N. Nuzhin

Siberian Federal University, Russia, Krasnoyarsk

Abstract: It is described Intermediate subgroups of the Steinberg groups of type $^2A_{2l-1}$, $^2D_l$, $^2E_6$, $^3D_4$ over the field of fractions of a principal ideal ring are described under some restrictions on the ring.

Key words: principal ideal ring, Steinberg group, intermediate subgroups.

UDC: 512.544.2

Received: 04.10.2010