IJPAM: Volume 93, No. 1 (2014)
ON CLASS PRESERVING AUTOMORPHISMS OF
SOME GROUPS OF ORDER
SOME GROUPS OF ORDER

Shiv Narain
, Ram Karan
Department of Mathematics
Kurukshetra University
Kurukshetra, 136 119, INDIA



Kurukshetra University
Kurukshetra, 136 119, INDIA
Abstract. For an odd prime there are 43 isoclinism families of groups of order
given by James [#!James!#]. Let
be a group lying in these families.
We sort out those groups for which
. Let
denotes the groups of all central automorphisms of
. We give an upper bound for
in terms of
and
.
Received: August 20, 2013
AMS Subject Classification: 20D45, 20D15
Key Words and Phrases: finite p-groups, inner automorphism, class preserving automorphism, central automorphism, isoclinism
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DOI: 10.12732/ijpam.v93i1.2 How to cite this paper?
Source: International Journal of Pure and Applied Mathematics
ISSN printed version: 1311-8080
ISSN on-line version: 1314-3395
Year: 2014
Volume: 93
Issue: 1
Pages: 7 - 21
