Yazar "Güloğlu, İsmail Şuayip" için listeleme

Action of a Frobeniuslike group with fixedpoint free kernel
Ercan, Gülin; Güloğlu, İsmail Şuayip (De Gruyter, 201402)We call a finite group Frobeniuslike if it has a nontrivial nilpotent normal subgroup F possessing a nontrivial complement H such that [F,h]=F for all nonidentity elements h ∈ H. We prove that any irreducible nontrivial ... 
Action of a frobeniuslike group with kernel having central derived subgroup
Ercan, Gülin; Güloğlu, İsmail Şuayip (World Scientific Publishing, 201609)A finite group FH is said to be Frobeniuslike if it has a nontrivial nilpotent normal subgroup F with a nontrivial complement H such that [F, h] = F for all nonidentity elements h is an element of H. Suppose that a finite ... 
Action of a Frobeniuslikegroup
Güloğlu, İsmail Şuayip; Ercan, Gülin (Elsevier, 20140315)We call a finite group Frobeniuslike if it has a nontrivial nilpotent normal subgroup F possessing a nontrivial complement H such that [F,h]=F[F,h]=F for all nonidentity elements h∈Hh∈H. We prove that any irreducible ... 
A combinatorial discussion on finite dimensional leavitt path algebras
Koç, Ayten; Esin, Songül; Güloğlu, İsmail Şuayip; Kanuni, Müge (Hacettepe Üniversitesi, 2014)Any finite dimensional semisimple algebra A over a field K is isomorphic to a direct sum of finite dimensional full matrix rings over suitable division rings. We shall consider the direct sum of finite dimensional full ... 
A combinatorial discussion on ﬁnite edimensional Leavitt path algebras
Koç, Ayten; Esin, Songül; Güloğlu, İsmail Şuayip; Kanuni, Müge (Hacettepe University, 2014)Any finite dimensional semisimple algebra A over a field K is isomorphic to a direct sum of finite dimensional full matrix rings over suitable division rings. We shall consider the direct sum of finite dimensional full ... 
Derived length of a Frobeniuslike kernel
Ercan, Gülin; Güloğlu, İsmail Şuayip; Khukhro, Evgeny (Elsevier, 20140815)A finite group FH is said to be Frobeniuslike if it has a nontrivial nilpotent normal subgroup F called kernel which has a nontrivial complement H such that FH/[F,F]FH/[F,F] is a Frobenius group with Frobenius kernel ... 
Erratum to action of a Frobeniuslike group with fixedpoint free kernel [J. Group Theory 17 (2014), 863–873]
Ercan, Gülin; Güloğlu, İsmail Şuayip (201403)After the article “Action of a Frobeniuslike group with fixedpoint free kernel” (http://dx.doi.org/10.1515/jgt20140016) went to online publication, the authors noticed that they had included the incorrect abstract. The ... 
Fixed point free action on groups of odd order
Ercan, Gülin; Güloğlu, İsmail Şuayip (Elsevier, 20080701)Let A be a finite abelian group that acts fixed point freely on a finite (solvable) group G . Assume that G is odd and A is of squarefree exponent coprime to 6. We show that the Fitting length of G is bounded by the ... 
Fixedpoint free action of an abelian group of odd nonsquarefree exponent
Ercan, Gülin; Güloğlu, İsmail Şuayip; Sağdıçoğlu, Öznur Mut (Edinburgh Mathematical Society, 201102)Let A be a finite group acting fixedpoint freely on a finite (solvable) group G. A longstanding conjecture is that if (G, A) = 1, then the Fitting length of G is bounded by the length of the longest chain of subgroups ... 
Frobeniuslike groups as groups of automorphisms
Ercan, Gülin; Güloğlu, İsmail Şuayip; Khukhro, Evgeny (TÜBİTAK, 20141121)A finite group F H is said to be Frobeniuslike if it has a nontrivial nilpotent normal subgroup F with a nontrivial complement H such that F H/[F, F] is a Frobenius group with Frobenius kernel F/[F, F]. Such subgroups and ... 
Generalized catalan numbers, sequences and polynomials
Koç, Cemal; Güloğlu, İsmail Şuayip; Esin, Songül (TÜBİTAK, 2010)In this paper we present an algebraic interpretation for generalized Catalan numbers. We describe them as dimensions of certain subspaces of multilinear polynomials. This description is of utmost importance in the investigation ... 
A generalized fixed point free automorphism of prime power order
Ercan, Gülin; Güloğlu, İsmail Şuayip (World Scientific Publishing, 201206)Let G be a finite group and α be an automorphism of G of order pn for an odd prime p. Suppose that α acts fixed point freely on every αinvariant p′section of G, and acts trivially or exceptionally on every elementary ... 
A generalized fixedpointfree action
Güloğlu, İsmail Şuayip; Ercan, Gülin (World Scientific Publishing, 201305)In this paper we study the structure of a finite group G admitting a solvable group A of automorphisms of coprime order so that for any x ∈ CG(A) of prime order or of order 4, every conjugate of x in G is also contained ... 
The influence of Hughes type action
Ercan, Gülin; Güloğlu, İsmail Şuayip (Taylor & Francis, 2015)We call the action of an automorphism of a finite group G a Hughes type action if it is described by conditions on the orders of elements of GG. In the present paper we study the structure of finite group G admitting an ... 
Nilpotent length of a finite solvable group with a frobenius group of automorphisms
Ercan, Gülin; Güloğlu, İsmail Şuayip; Öğüt, Elif (Taylor & Francis, 20140523)We prove that a finite solvable group G admitting a Frobenius group FH of automorphisms of coprime order with kernel F and complement H such that [G, F] = G and C C G (F)(h) = 1 for all nonidentity elements h ∈ H, is of ... 
Prof. Dr. Cemal Koç’un anısına armağan
Güloğlu, İsmail Şuayip (Doğuş Üniversitesi, 20100715)1943 yılında Bulgaristan, Kırcaali’de dünyaya gelen Cemal Koç. İlköğretimini Samsun’da 1953, Tokat İlk Öğretmen okulunu da, okul üçüncüsü olarak 1959 yılında tamamlayan Cemal Koç Ankara Yüksek Öğretmen okuluna aynı yıl ... 
Rank and order of a finite group admitting a Frobeniuslike group of automorphisms
Ercan, Gülin; Güloğlu, İsmail Şuayip; Khukhro, Evgeny (Springer, 20140720)A finite group FH is said to be Frobeniuslike if it has a nontrivial nilpotent normal subgroup F with a nontrivial complement H such that FH/[F,F] is a Frobenius group with Frobenius kernel F/[F,F]. Suppose that a finite ... 
A short survey on mathematical work of Cemal Koc
Güloğlu, İsmail Şuayip (TÜBİTAK, 2010)first met Cemal Koç during Spring semester of 1977. He was then a young associate professor at the Middle East Technical University, Ankara, and I was a Ph.D. student attending his graduate course on noncommutative rings. ... 
Some sufficient conditions for the Taketa inequality
Yılmaztürk, Utku; Erkoç, Temha; Güloğlu, İsmail Şuayip (The Japan Academy, 20131015)In this study we have obtained some sufficient conditions for the Taketa inequality namely dl(G)≤cd(G) for finite solvable groups G. 
Stacksortable permutations and polynomials
Güloğlu, İsmail Şuayip; Koç, Cemal (TÜBİTAK, 2009)The Catalan numbers show up in a diverse variety of counting problems. In this note we give yet another characterization of the Catalan number C(n). It is characterized as the dimension of a certain space of multilinear ...