CONGRESSES

International Congresses (with Full Paper, Proceedings):

1. Çevik, A. S., Özel, C., Karpuz, E. G.,Rewriting as a Special Case of Noncommutative Gröbner Bases Theory for the Affine Weyl Group ”, International Conference on Ring and Module Theory, August 18-22, 2008, in Ring and Module Theory, Trends in Mathematics (T. Albu, G. F. Birkenmeier, A. Erdoğan, A. Tercan, edts) Birkhäuser, (2010), p.79-87.

2. Güngör, A. D., Çevik, A. S., Karpuz, E. G., Ateş, F., Cangül, İ. N., “Generalization for Extrada Index”, (AIP Conference Proceedings) CP1281, ICNAAM, Numerical Analysis and Applied Mathematics, International Conference 2010 (T. E. Simos, G. Psihoyios, and Ch. Tsitouras, edts), p. 1106-1110, Rhodes Island, GREECE (To be seen Web of Science).

3. Çevik, A. S., Güngör, A. D., Karpuz, E. G., Ateş, F., Cangül, İ. N., “A New Example of Deficiency One Groups”, (AIP Conference Proceedings) CP1281, ICNAAM, Numerical Analysis and Applied Mathematics, International Conference 2010 (T. E. Simos, G. Psihoyios, and Ch. Tsitouras, edts), p. 1111-1116, Rhodes Island, GREECE (To be seen Web of Science).

4. Karpuz, E. G., Ateş, F., Güngör, A. D., Cangül, İ. N., Çevik, A. S., “On the Norms of Toeplitz and Hankel Matrices with Pell Numbers”, (AIP Conference Proceedings) CP1281, ICNAAM, Numerical Analysis and Applied Mathematics, International Conference 2010 (T. E. Simos, G. Psihoyios, and Ch. Tsitouras, edts), p. 1117-1120, Rhodes Island, GREECE (To be seen Web of Science).

5.  Ateş, F., Karpuz, E. G., Çevik, A. S., Güngör, A. D., Cangül, İ. N., “On the Efficiency of Semi-Direct Products of Finite Cyclic Monoids by One-Relator Monoids”, (AIP Conference Proceedings) CP1281, ICNAAM, Numerical Analysis and Applied Mathematics, International Conference 2010 (T. E. Simos, G. Psihoyios, and Ch. Tsitouras, edts), p. 1121-1124, Rhodes Island, GREECE (To be seen Web of Science).

6.  Cangül, İ. N., Demirci, M., Yurttaş, A., Karpuz, E. G., Ateş, F., “Determination of   Genus of Normal Subgroups of Discrete Groups”, (AIP Conference Proceedings) CP1281, ICNAAM, Numerical Analysis and Applied Mathematics, International Conference 2010 (T. E. Simos, G. Psihoyios, and Ch. Tsitouras, edts), p. 1148-1151, Rhodes Island, GREECE (To be seen Web of Science).

7.  Ateş, F., Karpuz, E. G., Çevik, A. S., “The Efficiency of the Semi-Direct Products of Free Abelian Monoid with rank n by the Infinite Cyclic Monoid”, (AIP Conference Proceedings) Vol1389, ICNAAM, Numerical Analysis and Applied Mathematics, International Conference 2011, p. 312-314 (T. E. Simos, G. Psihoyios, and Ch. Tsitouras, edts), Halkidiki, GREECE (To be seen Web of Science).

8.  Çevik, A. S., Karpuz, E. G., Ateş, F., “Conjugacy for Free Groups under Split Extensions”, (AIP Conference Proceedings) Vol1389, ICNAAM, Numerical Analysis and Applied Mathematics, International Conference 2011, p. 361-366 (T. E. Simos, G. Psihoyios, and Ch. Tsitouras, edts), Halkidiki, GREECE (To be seen Web of Science).

Natioanal Congresses (with Full Paper):

1. Karpuz, E. G., “Some Results on Wreath Products for Monoids Obtained by cayley Graphs “,  XX. Ulusal Matematik Sempozyumu, Atatürk Üniversitesi, 3-6 Eylül 2007, 349-362, Erzurum.

International Congresses:

1. Güzel, E.,Finite Derivation Type for Graph Products of Monoids”, The 20th International Congress of Jangjeon Mathematical Society, August 21-23, 2008, Bursa, TURKEY (speaker).

2. Karpuz, E. G., Finite Derivation Type for Monoids”, PhD Research Seminar, University of Leicester, June 10, 2009, Leicester, UNITED KINGDOM (speaker).

3.  Karpuz, E. G., Çevik, A. S., “The Word and Generalized Word Problem for Semigroups under Wreath Products”, 77th Workshop on General Algebra, March 20-22, 2009, Potsdam, GERMANY (speaker).

4.  Karpuz, E. G., Çevik, A. S., “Monoids with a Non-Finitely Generated Group of Units”, 79th Workshop on General Algebra, February 12-14, 2010, Olomouc, CZECH REPUBLIC (speaker).

5. Karpuz, E. G., Çevik, A. S., Ateş, F.,” Generalized Bruck-Reilly *- Extension of Monoids”, XII. Antalya Algebra Days, May 19-22, 2010, Antalya, TURKEY (speaker).

6. Karpuz, E. G., Ateş, F., Çevik, A. S., Cangül, İ. N., “One Dimension Higher of the Word Problem for Monoids”, International Congress in Honour of Prof. H. M. Srivastava on his 70th Birth Anniversary, August 18-21, 2010, Bursa, TURKEY (speaker).

 7. Karpuz, E. G., Sarıgedik, Z., İkikardeş, S., Ateş, F., “On the Norms of Toeplitz and Hankel Matrices with Generalized Fibonacci Numbers”, International Congress in Honour of Prof. H. M. Srivastava on his 70th Birth Anniversary, August 18-21, 2010, Bursa, TURKEY (speaker).

8.   Karpuz, E. G., Ateş, F., Güngör, A. D., Cangül, İ. N., Çevik, A. S., “On the Norms of Toeplitz and Hankel Matrices with Pell Numbers”, 8th International Conference on Numerical Analysis and Applied Mathematics (AIP Conference Proceedings), September 19-25, 2010, Rhodes Island, GREECE (speaker).

9.  Karpuz, E. G.,  “Strongly pi-Inverse Monoids under Schützenberger Product”, 81th Workshop on General Algebra, March 03-08, 2011, Salzburg, AUSTRIA (speaker).

10. Karpuz, E. G.,  “On Gröbner-Shirshov Bases of Some Groups and Monoids”, Workshop on Finite Groups and Their Automorphisms, June 7-11, 2011, Boğaziçi University, İstanbul, TURKEY (poster presentation).

11. Karpuz, E. G., Çevik, A. S., “On Adian Graphs and the Word Problem”, The 24th International Conference of Jangjeon Mathematical Society, July 20-23, 2011, Selçuk University, Konya, TURKEY (speaker).

12.  Karpuz, E. G.,Gröbner-Shirshov Bases and Some Results”, International Congress in Honour of Professor H. M. Srivastava, August 23-26, 2012, Uludag University, Bursa, TURKEY (speaker).

13. Karpuz, E. G., Oğuz, S., “Some Special Classes of Semigroups”, International Congress in Honour of Professor H. M. Srivastava, August 23-26, 2012, Uludag University, Bursa, TURKEY.

14.  Karpuz, E. G., Results on Gröbner-Shirshov Bases of Some Monoids and Semigroups”, Algebra, Geometry, Mathematical Physics, September 12-14, 2012, Brno University of Technology, Brno, CZECH REPUBLIC (speaker).

 15. Karpuz, E. G., Gröbner-Shirshov bases and Word Problem of Some Monoid Constructions”, Workshop on Questions, Algorithms, and Computations in Abstract Group Theory, May 21-24, 2013, TU Braunshweig, GERMANY (speaker).

 16. Karpuz, E. G., Gröbner-Shirshov bases and Word Problem of Some Groups”, International Conference on Algebra in Honour of Patrick Smith and John Clark’s 70th Birthdays, August 12-15, 2013, Balıkesir, TURKEY (speaker).

17. Oğuz, S., Karpuz, E. G., Some Finiteness Conditions of Semigroup and Monoid Constructions”, International Conference on Algebra in Honour of Patrick Smith and John Clark’s 70th Birthdays, August 12-15, 2013, Balıkesir, TURKEY.

 18. Karpuz, E. G., “Embeddability and Gröbner-Shirshov Basis Theory”, International Congress in Honour of Professor Ravi P. Agarwal, June 23-26, 2014, Bursa, TURKEY (speaker).

19. Oğuz, S., Karpuz, E. G., “On Special Semigroup Classes and Congruences on Some Semigroup Constructions”, International Congress in Honour of Professor Ravi P. Agarwal, June 23-26, 2014, Bursa, TURKEY.

20. Çevik, A. S., Karpuz, E. G., Cangül, İ. N., On algebraic Semigroup and Graph-Theoretic Properties of a New Graph”, International Congress in Honour of Professor Ravi P. Agarwal, June 23-26, 2014, Bursa, TURKEY.

 21. Karpuz, E. G., Urlu, N.,Çevik, A. S., “Gröbner-Shirshov Bases of Some Exceptional Braid Groups“, ICRAPAM 2014, November 5-9, 2014, Antalya, TURKEY.

22. Karpuz, E. G., “Gröbner-Shirshov Basis and Word Problem for an Exceptional Braid Group“, Edinburgh Mathematical Society-Societat Catalana de Matematiques Joint Meeting, May 28-30, 2015, Barcelona, SPAIN (poster presentation).

23. Urlu, N., Karpuz, E. G., Çevik, A. S., “Gröbner-Shirshov Bases for Some Algebraic Structures“, ICRAPAM 2015, June 3-6, 2015, İstanbul, TURKEY.

24. Ates, F., Karpuz, E. G., Çevik, A. S., Cangül, İ. N., “The New Type of Schützenberger Products of Monoids“, ICRAPAM 2015, June 3-6, 2015, İstanbul, TURKEY.

25. Kangal, E.,Çevik, A. S., Karpuz, E. G., The Word problem on a Special Case“, ICRAPAM 2015, June 3-6, 2015, İstanbul, TURKEY.

26. Çetinalp, E. K., Karpuz, E. G., Rewriting System and Complete Growth Series of Some Group Structures“, ICRAPAM 2015, June 3-6, 2015, İstanbul, TURKEY.

27. Oğuz, S., Karpuz, E. G.,Special Semigroup Classes over Some Monoid Constructions and a New Example of a Monoid with a Non-Finitely Generated Group of Units“, ICRAPAM 2015, June 3-6, 2015, İstanbul, TURKEY.

28.  Karpuz, E. G., Urlu, N.,Çevik, A. S., “Gröbner-Shirshov Basis of an Exceptional Braid Group“, ICJMS 2015, May 15-19, 2015, Antalya, TURKEY.

29. Karpuz, E. G., Çetinalp, E. K., “Two-Sided Crossed Product of Groups“, ICJMS 2015, May 15-19, 2015, Antalya, TURKEY.

30. Oğuz, S., Karpuz, E. G.,On Finiteness Conditions for Bruck-Reilly and Generalized Bruck-Reilly *-Extensions“, ICJMS 2015, May 15-19, 2015, Antalya, TURKEY.

31. Ates, F., Cangül, İ. N., Çevik, A. S., Karpuz, E. G., A Presentation and Some Finiteness Conditions for a New Version of the Schützenberger Product of Monoids“, ICJMS 2015, May 15-19, 2015, Antalya, TURKEY.

 32. Karpuz, E. G., Gröbner-Shirshov Basis Theory and Word Problem for Some Group Constructions“, 91th Workshop on General Algebra, February 5-7, 2016, Brno, CZECH REPUBLIC (speaker).

 33. Çetinalp, E. K., Karpuz, E. G., Çevik, A. S., “Rewriting System for the Schützenberger Product of n Groups”, International Conference on Mathematics and Engineering (ICOME 2017), May 10-12, 2017, İstanbul, TURKEY.

 34. Çetinalp, E. K., Karpuz, E. G., Iterated Crossed product of Cyclic Groups”, International Conference on Mathematics and Engineering (ICOME 2017), May 10-12, 2017, İstanbul, TURKEY.

 35. Karpuz, E. G., Çevik, A. S., Çetinalp, E. K.,”Automaticity for Some Algebraic Structures”, IRSYSC 2017, May 24-26, 2017, Konya, TURKEY (speaker).

 36. Çetinalp, E. K., Karpuz, E. G., Çevik, A. S., “Growth Series for Some Algebraic Structures”, IRSYSC 2017, May 24-26, 2017, Konya, TURKEY.

 37. Çetinalp, E. K., Karpuz, E. G., Çevik, A. S. “Word Problem for the Schützenberger Product”, 10.INTERNATIONAL STATISTICS CONGRESS 2017, December 06-08, 2017, Ankara, TURKEY.

 38. Karpuz, E. G., Çetinalp, E. K., Çevik, A. S., ”Automata Theory and Automaticity for Some Semigroup Construction”, 10.International Statistics Congress 2017, December 06-08, 2017, Ankara, TURKEY (speaker).

 39. Karpuz, E. G., Altunbaş, H., Çevik, A. S., ”Graph Theory and Semi-Direct Product Graphs”, 10.INTERNATIONAL STATISTICS CONGRESS 2017, December 06-08, 2017, Ankara, TURKEY (poster).

 40. Karpuz, E. G., Şimşek, M., ”GAP (Groups, Algorithms and Programming ) and Rewriting System for Some Group Constructions”, 10.INTERNATIONAL STATISTICS CONGRESS 2017, December 06-08, 2017, Ankara, TURKEY (poster).

National Congresses:

1.   Karpuz, E. G.,Güçlü -Tersinir Monoidler”, 6. Ankara Matematik Günleri,Hacettepe Üniversitesi, 2-3 Haziran 2011, Ankara (speaker).

2.   Karpuz, E. G., Ateş, F., Çevik, A. S., “Genelleştirilmiş Bruck-Reilly*-Genişlemesi”, 5. Ankara Matematik Günleri,TOBB ETU, 3-4 Mayıs 2010, Ankara (speaker).

3. Karpuz, E. G, Çevik, A. S., “Yarıgrupların Wreath Çarpımı için Kelime ve Genelleştirilmiş Kelime Problemi”, XXII. Ulusal Matematik Sempozyumu, Şirince Matematik Köyü, 31 Ağustos-03 Eylül 2009, İzmir (speaker).

4. Güzel, E.,Finite Derivation Type for Special Products over Monoids”, 3. Ankara Matematik Günleri Sempozyumu, Ankara Üniversitesi, 22-23 Mayıs 2008, Ankara (speaker).

 5. Güzel, E.,Some Results on Wreath Products for Monoids Obtained by Cayley      Graphs”, XX. Ulusal Matematik Sempozyumu, Atatürk Üniversitesi, 3-6 Eylül 2007, Erzurum (speaker).

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