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Description of subgroups of the full linear group over a semilocal ring that contain the group of diagonal matrices. / Vavilov, N. A.
в: Journal of Soviet Mathematics, Том 17, № 4, 11.1981, стр. 1960-1963.Результаты исследований: Научные публикации в периодических изданиях › статья › Рецензирование
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TY - JOUR
T1 - Description of subgroups of the full linear group over a semilocal ring that contain the group of diagonal matrices
AU - Vavilov, N. A.
N1 - Copyright: Copyright 2007 Elsevier B.V., All rights reserved.
PY - 1981/11
Y1 - 1981/11
N2 - It has been proved (Ref. Zh. Mat., 1978, 9A237) that for a semilocal ring Λ in which each residue field of the center contains at least seven elements we have the following description of subgroups of the full linear group GL(n,Λ) that contain the group of diagonal matrices: for each such subgroup H there is a uniquely defined D -net of ideals S (Ref. Zh. Mat., 1977, 2A288) such that G(S)≤H≤N(S),,where N(S) is the normalizer of the S -net subgroup G(S). It is noted that this result is also true under the following weaker assumption: a decomposition of a quotient ring of the ring Λ into a direct sum of full matrix rings over skew fields does not contain skew fields with centers of less than seven elements or the ring of second-order matrices over the field of two elements.
AB - It has been proved (Ref. Zh. Mat., 1978, 9A237) that for a semilocal ring Λ in which each residue field of the center contains at least seven elements we have the following description of subgroups of the full linear group GL(n,Λ) that contain the group of diagonal matrices: for each such subgroup H there is a uniquely defined D -net of ideals S (Ref. Zh. Mat., 1977, 2A288) such that G(S)≤H≤N(S),,where N(S) is the normalizer of the S -net subgroup G(S). It is noted that this result is also true under the following weaker assumption: a decomposition of a quotient ring of the ring Λ into a direct sum of full matrix rings over skew fields does not contain skew fields with centers of less than seven elements or the ring of second-order matrices over the field of two elements.
UR - http://www.scopus.com/inward/record.url?scp=0345992786&partnerID=8YFLogxK
U2 - 10.1007/BF01465452
DO - 10.1007/BF01465452
M3 - Article
AN - SCOPUS:0345992786
VL - 17
SP - 1960
EP - 1963
JO - Journal of Mathematical Sciences
JF - Journal of Mathematical Sciences
SN - 1072-3374
IS - 4
ER -
ID: 76482517