Prof.Dr. HAYRULLAH AYIK

Yayın Ağı

SCI, SSCI ve AHCI İndekslerine Giren Dergilerde Yayınlanan Makaleler

Combinatorial results for semigroups of orientation-preserving and order-decreasing transformations

DAĞDEVİREN A., AYIK G., AYIK H.

Semigroup Forum , 2024 (SCI-Expanded)

Isolated Subsemigroups of Order-Preserving and Decreasing Transformation Semigroups

KORKMAZ E., AYIK H.

BULLETIN OF THE MALAYSIAN MATHEMATICAL SCIENCES SOCIETY , cilt.45, sa.2, ss.663-675, 2022 (SCI-Expanded)

Ranks of nilpotent subsemigroups of order-preserving and decreasing transformation semigroups

KORKMAZ E., AYIK H.

TURKISH JOURNAL OF MATHEMATICS , cilt.45, sa.4, ss.1626-1634, 2021 (SCI-Expanded)

Combinatorial Results for Semigroups of Order-Preserving and A-Decreasing Finite Transformations

BUGAY L., YAĞCI M., AYIK H.

BULLETIN OF THE MALAYSIAN MATHEMATICAL SCIENCES SOCIETY , cilt.42, sa.3, ss.921-932, 2019 (SCI-Expanded)

Relative ranks of some partial transformation semigroups

Yigit E., AYIK G., AYIK H.

TURKISH JOURNAL OF MATHEMATICS , cilt.43, sa.5, ss.2218-2225, 2019 (SCI-Expanded)

The ranks of certain semigroups of partial isometries

Bugay L., YAĞCI M., AYIK H.

SEMIGROUP FORUM , cilt.97, sa.2, ss.214-222, 2018 (SCI-Expanded)

Generating sets of certain finite subsemigroups of monotone partial bijections

Bugay L., AYIK H.

TURKISH JOURNAL OF MATHEMATICS , cilt.42, sa.5, ss.2270-2278, 2018 (SCI-Expanded)

On the rank of transformation semigroup T-(n,T-m)

Toker K., AYIK H.

TURKISH JOURNAL OF MATHEMATICS , cilt.42, sa.4, ss.1970-1977, 2018 (SCI-Expanded)

Minimal relative generating sets of some partial transformation semigroups

YİĞİT E., AYIK G., AYIK H.

Communications in Algebra , cilt.45, sa.3, ss.1239-1245, 2017 (SCI-Expanded)

Minimal relative generating sets of some partial transformation semigroups

YİĞİT E., AYIK G., AYIK H.

COMMUNICATIONS IN ALGEBRA , cilt.45, sa.3, ss.1239-1245, 2016 (SCI-Expanded)

GENERATING SETS OF FINITE TRANSFORMATION SEMIGROUPS PK (n, r) AND K (n, r)

AYIK H., BUGAY L.

COMMUNICATIONS IN ALGEBRA , cilt.43, sa.2, ss.412-422, 2015 (SCI-Expanded)

On the second homology of the Schutzenberger product of monoids

YAĞCI M., BUGAY L., AYIK H.

TURKISH JOURNAL OF MATHEMATICS , cilt.39, sa.5, ss.763-772, 2015 (SCI-Expanded)

GENERATING SETS OF STRICTLY ORDER-PRESERVING TRANSFORMATION SEMIGROUPS ON A FINITE SET

AYIK H., BUGAY L.

BULLETIN OF THE KOREAN MATHEMATICAL SOCIETY , cilt.51, sa.4, ss.1055-1062, 2014 (SCI-Expanded)

Generating sets of finite singular transformation semigroups

AYIK G., AYIK H., BUGAY L., KELEKCI O.

SEMIGROUP FORUM , cilt.86, sa.1, ss.59-66, 2013 (SCI-Expanded)

Rank properties of the semigroup of singular transformations on a finite set

AYIK G., AYIK H., Uenlue Y., HOWIE J. M.

COMMUNICATIONS IN ALGEBRA , cilt.36, sa.7, ss.2581-2587, 2008 (SCI-Expanded)

On semigroup presentations and adian graphs

AYIK G., AYIK H., UNLU Y.

DISCRETE MATHEMATICS , cilt.308, sa.11, ss.2288-2291, 2008 (SCI-Expanded)

On the efficiency of the direct products of monogenic monoids

Ayik H., CAMPBELL C. M., O'CONNOR J. J.

ALGEBRA COLLOQUIUM , cilt.14, sa.2, ss.279-284, 2007 (SCI-Expanded)

On factorisations and generators in transformation semigroups

AYIK G., Ayik H., HOWIE J.

SEMIGROUP FORUM , cilt.70, sa.2, ss.225-237, 2005 (SCI-Expanded)

Minimal presentations and embedding into inefficient semigroups

Ayik H., MINISKER M., VATANSEVER B.

ALGEBRA COLLOQUIUM , cilt.12, sa.1, ss.59-65, 2005 (SCI-Expanded)

The structure of elements in finite full transformation semigroups

AYIK G., Ayik H., UNLU Y., HOWIE J.

BULLETIN OF THE AUSTRALIAN MATHEMATICAL SOCIETY , cilt.71, sa.1, ss.69-74, 2005 (SCI-Expanded)

On finiteness conditions for Rees matrix semigroups

Ayik H.

CZECHOSLOVAK MATHEMATICAL JOURNAL , cilt.55, sa.2, ss.455-463, 2005 (SCI-Expanded)

Presentations for S and S/p from a given presentation for p

AYIK G., Ayik H., UNLU Y.

SEMIGROUP FORUM , cilt.70, sa.1, ss.146-149, 2005 (SCI-Expanded)

On semigroup presentations and efficiency

Ayik H., KUYUCU F., VATANSEVER B.

SEMIGROUP FORUM , cilt.65, sa.3, ss.329-335, 2002 (SCI-Expanded)

Minimal presentations and efficiency of semigroups

Ayik H., CAMPBELL C., O'CONNOR J., RUSKUC N.

SEMIGROUP FORUM , cilt.60, sa.2, ss.231-242, 2000 (SCI-Expanded)

Generators and relations of Rees matrix semigroups

Ayik H., RUSKUC N.

PROCEEDINGS OF THE EDINBURGH MATHEMATICAL SOCIETY , cilt.42, ss.481-495, 1999 (SCI-Expanded)

Diğer Dergilerde Yayınlanan Makaleler

Generating Sets in Some Semigroups of Order-Preserving Transformations on a Finite Set

AYIK H., BUGAY L.

SOUTHEAST ASIAN BULLETIN OF MATHEMATICS , cilt.38, ss.163-172, 2014 (ESCI)

Presentations and word problems for strong semilattices of semigroups

AYIK G., AYIK H., UNLU Y.

Algebra and Discrete Mathematics , cilt.4, ss.28-35, 2005 (ESCI)

The Semigroup Efficiency of Groups and Monoids

AYIK H., Ruskuc N., Campbell C. M., O'Connor J. J.

Proceedings of the Royal Irish Academy A , cilt.100, ss.171-176, 2000 (Hakemli Dergi)

On the Efficiency of Finite Simple Semigroups

AYIK H., CAMPBELL C. M., O'Connor J., RUSKUC N.

TURKISH JOURNAL OF MATHEMATICS , cilt.24, ss.129-146, 2000 (Scopus)

On the efficiency of wreath products of groups

AYIK H., CAMPBELL C., OCONNOR J., RUSKUC N.

Groups—Korea '98 , ss.39-51, 2000 (Hakemli Dergi)

Hakemli Kongre / Sempozyum Bildiri Kitaplarında Yer Alan Yayınlar

Bazı Sonlu Sıra-Koruyan Dönüşüm Yarıgruplarının Doğuray Kümeleri

BUGAY L., AYIK H.

XXVI. Ulusal Matematik Sempozyumu, Diyarbakır, Türkiye, 4 - 07 Eylül 2013, ss.12

Sonlu Tekil Dönüşüm Yarıgruplarının Doğuray Kümeleri

BUGAY L., AYIK G., AYIK H., KELEKCI O.

XXV. Ulusal Matematik Sempozyumu, Niğde, Türkiye, 5 - 07 Eylül 2012, ss.12

(m,r)-rank of finite full transformation semigroups

AYIK G., AYIK H., HOWIE J. M., UNLU Y.

Antalya Algebra Days VIII, Antalya, Türkiye, 17 - 21 Mayıs 2006, ss.52

On factorisations and generators in transformation semigroups

AYIK G., AYIK H., HOWIE J. M.

Antalya Algebra Days VII, Antalya, Türkiye, 18 - 22 Ağustos 2005, ss.1

On factorisations and generators in transformation semigroups

AYIK G., AYIK H., HOWIE J. M.

Antalya Algebra Days VII, Antalya, Türkiye, 18 - 22 Mayıs 2005, ss.45

The Structure of Elements in Finite Full Transformation Semigroups

AYIK H., AYIK G., HOWIE J. M., UNLU Y.

Antalya Algebra Days VII, Antalya, Türkiye, 18 - 22 Mayıs 2005, ss.32

Bazı Yarıgrup Ailelerinin Sonlu Takdimedilebilirliği

AYIK G., AYIK H., UNLU Y.

XVII. Ulusal Matematik Sempozyumu, Bolu, Türkiye, 23 - 26 Ağustos 2004, ss.15

On Semigroup Presentations

AYIK H.

Antalya Algebra Days III,, Antalya, Türkiye, 28 Mayıs - 01 Haziran 2003, ss.15

The Semigroup Efficiency of Direct Products of Groups

Campbell C. M., AYIK H., O'Connor J. J., Ruskuc N.

Proc. Internat. Conf. Semigroups, Praga, Portekiz, 18 - 23 Haziran 1999, ss.19-25

Generators and Relations of Rees Matrix Semigroups

AYIK H., Ruskuc N.

International Conference On Algorithmic Problems In Groups And Semigroups, Nebraska, Amerika Birleşik Devletleri, 11 - 15 Mayıs 1999, ss.10

On the Efficiency of Wreath Products of Groups

Campbell C. M., AYIK H., O'Connor J. J., Ruskuc N.

Groups Korea 98, Pusan, Güney Kore, 10 - 16 Ağustos 1998, ss.39-51

The Semigroup Efficiency of Groups

CAMPBELL C. M., AYIK H., O'Connor J., RUSKUC N.

International Conference On Algorithmic Problems In Groups And Semigroups, Nebraska, Amerika Birleşik Devletleri, 10 - 16 Ağustos 1998, ss.45

Efficiency of Semigroups

AYIK H.

Conference On Semigroups And Applications, Edinburg, Birleşik Krallık, 2 - 09 Temmuz 1997, ss.68

Kitap & Kitap Bölümleri

Presentations and Efficiency of Semigroups

AYIK H.

University of St Anderws, UK, 1998

Yayınlar & Eserler

SCI, SSCI ve AHCI İndekslerine Giren Dergilerde Yayınlanan Makaleler

Diğer Dergilerde Yayınlanan Makaleler

Hakemli Kongre / Sempozyum Bildiri Kitaplarında Yer Alan Yayınlar

Kitap & Kitap Bölümleri

Metrikler

Yayın

Atıf (WoS)

H-İndeks (WoS)

Atıf (Scopus)

H-İndeks (Scopus)

Proje

Tez Danışmanlığı

Açık Erişim