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Some remarks on isologic extensions of groups |
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| Authors: | |
| Institution: | (1) Faculty of Mathematical Sciences, Ferdowsi University of Mashhad, Mashhad, Iran;(2) Department of Mathematics, Sistan and Baloochestan University, Zahedan, Iran;(3) Department of Mathematics, Birjand University, Birjand, Iran |
| Abstract: | In this paper we study the concept of
-isologisms among the
-marginal extensions of groups, with respect to a given variety of groups
. We also give some equivalent conditions under which two extensions
are
-isologic.
Received: 9 January 2002 |
| Keywords: | Primary 20F14 20F19 Secondary 20E10 |
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