Talks
Talks given at National Symposiums
01) Cangül, İ. N., Normal Subgroups of the Hecke Groups, 06-09.12.1992, Workshop on Computational Problems in the Theory of Riemann Surfaces and Related Topics, Tenerife (Canary Islands), Spain.
02) Cangül, İ. N., Normal Subgroups of the Hecke Groups and Regular Maps, 20-24.09.1993, Methodes Numeriques dans la theorie des Surfaces de Riemann, Luminy-Marseille, France
03) Cangül, İ. N., Normal Subgroups of Hecke Groups, 29.10.1993, Pure Mathematics Colloquium, Southampton, England.
04) Cangül, İ. N., Usage of Regular Map Theory in the Determination of Normal Subgroups of Some Triangle Groups, 23-27.09.1996, Congress on Computational Conformal Geometry and Riemann Surfaces, Costa Teguise, Lanzarote (Canary Island), Spain
05) Cangül, İ. N., Solutions of Diophantine Equations and Normal Subgroups of Some Discrete Groups, 02-05.07.1997, International Number Theory Congress, METU, Ankara, Turkey
06) Kaynak, G. & Ergül, R. & Cangül, İ. N., A New Approach to the Determination of Total Electron Density by Atomic Form Factor, Sci. Int., 1999, Singapore
07) Cangül, İ. N., Isomorphism Classes of Fuchsian Groups, Antalya Algebra Days II, 17-21.05.2000, Antalya, Turkey
08) Cangül, İ. N. & Namlı, D., Classification of Primes in Z[e2 i/3], ICM 2002, 28.07-10.08.2002, Beijing, China.
09) Cangül, İ. N., Parabolic Points of Hecke Groups H(lambda) for lambda ³ 2, Conformal Geometry, Discrete Groups and Surfaces, 29.06-05.07.2003, Bedlewo, Poland.
10) Ulutaş, Y. T. & Cangül, İ. N., On One Relator Quotient Groups of Some Hecke Groups, Conformal Geometry, Discrete Groups and Riemann Surfaces, 29.06-05.07.2003, Bedlewo, Poland.
11) Cangül, İ. N., Demirci, M., Soydan, G., İkikardeş, N. Y., Rational Points on Elliptic Curves y2 = x3 + a3 where p is prime, 18-22.05.2005, Antalya International Algebra Days VI, Antalya, Turkey
12) Cangül, İ. N., Demirci, M., Soydan, G., İkikardeş, N. Y., Rational Points on Elliptic Curves y2 = x3 + a3 in Fp, 04-07.07.2005, Proceedings of the 16th International Conference of the Jangjeon Mathematical Society, p. 26-33, Antalya, Turkey
13) Cangül, İ. N., Hecke Groups and the Methods for Their Normal Subgroups, The International Workshop on p-adic Analysis and q-special Functions, 11-14.07.2005, Bursa, Turkey
14) Cangül, İ. N., Bizim, O., Rational Points on Elliptic Curves, The 17th International Conference of the Jangjeon Mathematical Society, 08-10.07.2006, Daegu, South Korea
15) Cangül, İ. N., Demirci, M., İkikardeş, N. Y., Soydan, G., On the Additive Structure of the Set of Quadratic Residues Modulo p, ICM 2006 International Congress of Mathematicians, 22-30.08.2006, Madrid, Spain
16) Cangül, İ. N., Bachet and Frey Elliptic Curves, MysoreUniversity Colloquium, 16-21.02.2007, Mysore, India
17) Demirci, M., Bizim, O., Cangül, İ. N., Modular Group and Their Generalizations: Hecke Groups, The 19th International Conference of the Jangjeon Mathematical Society, 22-27.02.2007, Bangalore, India
18) İnam, İ., Yurttaş, A., Bizim, O., Cangül, İ. N., Bernoulli-Frey Elliptic Curves, Antalya International Algebra Days VIII, 22-27.05.2007, Antalya, Turkey
19) Cangul, İ. N., Özden, H., Şimşek, Y., Generating functions and recurrence formulae for Bernoulli and Euler numbers, International Symposium on Geometric Function Theory and Applications, İstanbul Kültür University, 20-24.08.2007, Istanbul, Turkey
20) Özden, H., Şimşek, Y., Cangul, İ. N., A note on twisted Euler numbers and polynomials associated with basic l-functions, International Symposium on Geometric Function Theory and Applications, İstanbul Kültür University, 20-24. 08.2007, Istanbul, Turkey
21) Cangül, İ. N., Demirci, M., Soydan, G., İkikardeş, N. Y., Two special elliptic curve classes, International Symposium on Complex Analysis, 25-29.08.2007, Sibiu, Romania
22) Özden, H., Şimşek, Y., Cangul, İ. N., Euler polynomials associated with p-adic q-Euler measure, International Symposium on Complex Analysis, 25-29.08.2007, Sibiu, Romania
23) Cangül, İ. N., Quantum Calculus, p-adic q-Analysis and Applications, 23-31.01.2008, Antalya, Turkey
24) Yurttas, A., Cangul, I. N., Symmetry Point Groups and the Classification of Molecules, Workshop on Mathematical Methods in Applied Sciences, 22-23.05.2008, Bursa, Turkey
25) Cangul, I. N., Ozden, H., Simsek, Y., Recurrence formulae for some special numbers, Workshop on Mathematical Methods in Applied Sciences, 22-23.05.2008, Bursa, Turkey
26) Cangul, I. N., Ozden, H., Simsek, Y., A new approach to q-Genocchi numbers and their interpolation functions, World Congress of Nonlinear Analysts (WCNA), 01-10.07.2008, Orlando/Florida, USA
27) Ozden, H., Cangul, I. N., Simsek, Y., On the behaviour of two variable twisted p-adic Euler q-l-functions, World Congress of Nonlinear Analysts (WCNA), 01-10.07.2008, Orlando/Florida, USA
28) Ozden, H., Cangul, I. N., Simsek, Y., Remarks on Interpolation Functions of q-Bernoulli Numbers, The 20th Int. Congress of Jangjeon Math. Soc., 21-23.08.2008, Bursa, Turkey
29) Soydan, G., Demirci, M., Cangül, İ. N., The Diophantine Equation x^2 + 11^m = y^n, The 20th Int. Congress of Jangjeon Math. Soc., 21-23.08.2008, Bursa, Turkey
30) Ozden, H., Cangul, I. N., Simsek, Y., Hurwitz type multiple Genocchi zeta function, ICNAAM 2008, 18-22.09.2008, Kos/Greece
31) Soydan, G., Cangül, İ. N., Demirci, M., İnam, İ., Pinter, A., On Exponential Diophantine Equations I, University Essen Institute für Experimentelle Mathematik, Forschungsseminar Wintersemester, 21-25.01.2009, Essen, Germany
32) Soydan, G., Cangül, İ. N., Demirci, M., İkikardeş, N. Y., On Exponential Diophantine Equations II, Antalya Algebra Days XI, 19-22.05.2009, Antalya, Turkey
33) Soydan, G., Cangül, İ. N., Demirci, M., İkikardeş, N. Y., On A Diophantine Equation, Antalya Algebra Days XI, 19-22.05.2009, Antalya, Turkey
34) Cangül, İ. N., Soydan, G., Demirci, M., İkikardeş, N. Y., The Solutions of the Exponential Diophantine Equation x2 + 2a3b11c = yn,Antalya Algebra Days XI, 19-22.05.2009, Antalya, Turkey
35) Cangül, İ. N., Soydan, G., Demirci, M., On some recent results concerning exponential Diophantine equations, The 22nd International Conference of Jangjeon Mathematical Society, 13-15.08.2009, Karnataka, India
36) Acikgoz, M., Cangul, I. N., Kim, D. and Simsek, Y., Applications of Hecke operator to generalized Dedekind Eta function, ICNAAM 2009, 18-22.09.2009, Crete/Greece
37) Cangul, I. N., Soydan, G., Simsek, Y., A p-adic look at the Diophantine equation x2+112k = yn, ICNAAM 2009, 18-22.09.2009, Crete/Greece
38) Demirci, G., Soydan, G., Ozgür, B., Cangul, I. N., Congruence Subgroups of Modular Group and Hecke Groups, 23rd International Conference of the Jangjeon Mathematical Society, 07.02-11.02.2010, Ahvaz, Iran
39) Cangul, I. N., Simsek, Y., A note on interpolation functions of the Frobenious-Euler numbers, The Second Conference on Application of Mathematics in the Technical and Natural Sciences AMiTaNS'10, Sozopol, Bulgaria 21-26.06.2010
40) Soydan, G., Cangul, I. N., Demirci, M., On the Solutions of Some Specific Exponential Diophantine Equations, International Congress of Mathematicians, Hyderabad-INDIA, 19-27.08.2010
41) Cangul, I. N., Demirci, M., Yurttas, A., Güzel Karpuz, E., Ates, F., Determination of Genus of Normal Subgroups of Discrete Groups, Int. Conference on Numerical Analysis and Applied Mathematics 2010, Rhodes, Greece, 19-25.09.2010
42) Namli, D., Cangul, I. N., Cevik, A. S., Gungor, A. D., Tekcan, A., Primes in Z[exp(2pi/3)], Int. Conference on Numerical Analysis and Applied Mathematics 2010, Rhodes, Greece, 19-25.09.2010
43) Cevik, A. S., Gungor, A. D., Güzel Karpuz, E., Ates, F., Cangul, I. N., A new example of deficiency one groups, Int. Conference on Numerical Analysis and Applied Mathematics 2010, Rhodes, Greece, 19-25.09.2010
44) Gungor, A. D., Cevik, A. S., Güzel Karpuz, E., Ates, F., Cangul, I. N., Generalisation for Estrada index, Int. Conference on Numerical Analysis and Applied Mathematics 2010, Rhodes, Greece, 19-25.09.2010
45) Güzel Karpuz, E., Ates, F., Cangul, I. N., Gungor, A. D., Cevik, A. S., On the Norms of Toeplitz and Hankel Matrices with Pell Numbers, Int. Conference on Numerical Analysis and Applied Mathematics 2010, Rhodes, Greece, 19-25.09.2010
46) Ates, F., Güzel Karpuz, E., Gungor, A. D., Cevik, A. S., Cangul, I. N., On the Efficiency of Semi-Direct Products of Finite Cyclic Monoids by One-Relator Monoids, Int. Conference on Numerical Analysis and Applied Mathematics 2010, Rhodes, Greece, 19-25.09.2010
47) Tekcan, A., Ozkoc, A., Cangul, I. N., Indefinite quadratic forms and their neighbours, Int. Conference on Numerical Analysis and Applied Mathematics 2010, Rhodes, Greece, 19-25.09.2010
48) Demirci, M., İkikardeş, N. Y., Cangul, I. N., A Special Elliptic Curve: Some Properties of Frey Elliptic Curves over Finite Fields, International Congress in Honour of Professor H. M. Srivastava on his 70th Birth Anniversary, Bursa, Turkey, 18-21.08.2010
49) Güzel Karpuz, E., Ateş, F., Çevik, A. S., Cangul, I. N., One Dimension Higher of the Word Problem for Monoids, International Congress in Honour of Professor H. M. Srivastava on his 70th Birth Anniversary, Bursa, Turkey, 18-21.08.2010
50) Ozkoç, A., Tekcan, A., Cangul, I. N., On the Integer Solutions of Diophantine Equation, International Congress in Honour of Professor H. M. Srivastava on his 70th Birth Anniversary, Bursa, Turkey, 18-21.08.2010
51) Ozkoç, A., Tekcan, A., Cangul, I. N., Solving Some Parametric Quadratic Diophantine Equation over $\mathbb{Z}$ and $\mathbb{F}_{p}$, International Congress in Honour of Professor H. M. Srivastava on his 70th Birth Anniversary, Bursa, Turkey, 18-21.08.2010
52) Acıkgoz, M., Aracı, S., Cangul, I. N., A note on the modified q-Bernstein polynomials for functions of several variables and their reflections on q-Volkenborn integration, International Congress in Honour of Professor H. M. Srivastava on his 70th Birth Anniversary, Bursa, Turkey, 18-21.08.2010
53) Ranjini, P. S., Lokesha, V., Cangul, I. N., On the Zagreb Indices of the Line Graphs of the Subdivision Graphs, International Congress in Honour of Professor H. M. Srivastava on his 70th Birth Anniversary, Bursa, Turkey, 18-21.08.2010
54) Cangul, I. N., Professor H. M. Srivastava: Man and Mathematician, International Congress in Honour of Professor H. M. Srivastava on his 70th Birth Anniversary, Bursa, Turkey, 18-21.08.2010
55) Cangul, I. N., Some New Properties of Hecke Groups, The 24th Int. Congress of The Jangjeon Mathematical Society, ICJMS’2011, 20-23.07.2011, Konya, Turkey
56) Demirci, M., Cangul, I. N., Two Special Kinds of Diophantine Equations: Bachet and Frey Equations, The 24th Int. Congress of The Jangjeon Mathematical Society, ICJMS’2011, 20-23.07.2011, Konya, Turkey
57) Togan, M., Ozgur, B., Cangul, I. N., Some Special Cases of the Minimal Polynomial of 2cos(\pi/q) over Q, ICNAAM 2011, Haikidiki, Greece, 19-25.09.2011
58) Cetin, E., Ozbay, H., Togan, M., Cangul, I. N., Properties of n-th degree Bernstein polynomials, ICNAAM 2011, Haikidiki, Greece, 19-25.09.2011
59) Demirci, M., Yurttas, A., Cangul, I. N., Upper bounds for the level of normal subgroups of Hecke groups, ICNAAM 2011, Haikidiki, Greece, 19-25.09.2011
60) Yurttas, A., Demirci, M., Cangul, I. N., Classification of normal subgroups of Hecke group H6 in terms of parabolic class number, ICNAAM 2011, Haikidiki, Greece, 19-25.09.2011
61) Ozgur, B., Demirci, M., Cangul, I. N., Some properties of the minimal polynomials of 2cos(\pi/q) for odd q, ICNAAM 2011, Haikidiki, Greece, 19-25.09.2011
62) Demirci, M., Yildiz Ikikardes, N., Ozgur, B., Cangul, I. N., The minimal polynomial of 2cos(\pi/2k) over the rationals, ICNAAM 2011, Haikidiki, Greece, 19-25.09.2011
63) Cangul, I. N., Bayad, A., From Chebycheff Polynomials to Hecke Groups, International Workshop on Number Theory Related to Generating Functions and Their Arithmetic, 19-21.10.2011, Evry University, France
64) Cangul, I. N., Yurttas, A., Togan, M., New Results and Relations on Zagreb Indices and Coindices, 25th International Conference of the Jangjeon Mathematical Society, 25-28.07.2012, Seoul, S. Korea
65) Srivastava, H. M., Ozden, H., Cangul, I. N., Simsek, Y., Unification of partial zeta functions, International Congress in Honour of Professor H. M. Srivastava, 23-26.08.2012, Uludag University, Bursa, Turkey
66) Cetin, E., Aracı, S., Simsek, Y., Acikgoz, M., Cangul, I. N., A Note on the (h,q)-Zeta Type Function with Weight α, International Congress in Honour of Professor H. M. Srivastava, 23-26.08.2012, Uludag University, Bursa, Turkey
67) Das, K., Cevik, A. S., Cangul, I. N., The number of spanning trees of a graph, International Congress in Honour of Professor H. M. Srivastava, 23-26.08.2012, Uludag University, Bursa, Turkey
68) Gurses, I., Bozkurt, D., Cangul, I. N., On Arbitrary Positive Integer Powers for one Type of Symmetric Pentadiagonal Matrices of Odd Order, International Congress in Honour of Professor H. M. Srivastava, 23-26.08.2012, Uludag University, Bursa, Turkey
69) İkikardeş, S., Şahin, R., Cangul, I. N., The Constant Term of the Minimal Polynomial of 2cos(p/n) over Q, International Congress in Honour of Professor H. M. Srivastava, 23-26.08.2012, Uludag University, Bursa, Turkey
70) İnam, İ., Cangul, I. N., On the Hecke Eigenforms, International Congress in Honour of Professor H. M. Srivastava, 23-26.08.2012, Uludag University, Bursa, Turkey
71) Lokesha, V., Shwetha, S. B., Cangul, I. N., Ranjini, P. S., Bounds for Topological Indices, International Congress in Honour of Professor H. M. Srivastava, 23-26.08.2012, Uludag University, Bursa, Turkey
72) Ozgur, B., Cangul, I. N., The Minimal Polynomials of some Trigonometric Numbers over Q, International Congress in Honour of Professor H. M. Srivastava, 23-26.08.2012, Uludag University, Bursa, Turkey
73) Rajan, M. A., Lokesha, V., Cangul, I. N., On New Euler-Ramanujan-j Graphs, International Congress in Honour of Professor H. M. Srivastava, 23-26.08.2012, Uludag University, Bursa, Turkey
74) Rajan, M. A., Rath, H. K., Balamuralidhar, P., Lokesha, V., Cangul, I. N., A New Privacy Metric to Measure Anonimity-Connectivity Index Approach, International Congress in Honour of Professor H. M. Srivastava, 23-26.08.2012, Uludag University, Bursa, Turkey
75) Srivastava, H. M., Ozden, H., Cangul, I. N., Simsek, Y., Unification of Partial Zeta Functions, International Congress in Honour of Professor H. M. Srivastava, 23-26.08.2012, Uludag University, Bursa, Turkey
76) Togan, M., Yurttas, A., Das, K., Cevik, A. S., Cangul, I. N., Multiplicative Zagreb Indices of some Graph Operations of Complete Graphs with other Types of Graphs, International Congress in Honour of Professor H. M. Srivastava, 23-26.08.2012, Uludag University, Bursa, Turkey
77) Yurttas, A., Togan, M., Das, K., Cevik, A. S., Cangul, I. N., Multiplicative Zagreb Indices of some Graph Operations on Star, Null, Path and Cycle Graphs, International Congress in Honour of Professor H. M. Srivastava, 23-26.08.2012, Uludag University, Bursa, Turkey
78) Cangul, I. N., Professor H. M. Srivastava: Man and Mathematician, International Congress in Honour of Professor H. M. Srivastava, 23-26.08.2012, Uludag University, Bursa, Turkey
79) Yurttas, A., Ozgur, B., Cangul, I. N., Calculation of the minimal polynomial of 2cos(\pi/q) over Q with Maple, ICNAAM 2012, Kos, Greece, 19-25.09.2012
80) Ozgur, B., Yurttas, A., Cangul, I. N., Determining the minimal polynomial of cos(2\pi/n) over Q with Maple, ICNAAM 2012, Kos, Greece, 19-25.09.2012
81) Cangul, I. N., Yurttas, A., Togan, M., Cevik, A. S., Some Formulae for the Zagreb Indices of Graphs, ICNAAM 2012, Kos, Greece, 19-25.09.2012
82) Cangul, I. N., Yurttas, A., Togan, M., Cevik, A. S., Some Graph Theoretical Topological Indices, International Conference on the Theory, Methods and Applications of Nonlinear Equations, 17-21.12.2012, Kingsville, Texas, USA
83) Cevik, A. S., Acar, B., Maden, A. D., Cangul, I. N., On New Kirchhoff Index and Kirchhoff Energy, International Conference on the Theory, Methods and Applications of Nonlinear Equations, 17-21.12.2012, Kingsville, Texas, USA
84) Yurttas, A., Cangul, I. N., Togan, M., Some Results on Zagreb Indices of Graph Operations I, 26th International Conference of the Jangjeon Mathematical Society, Department of Mathematics, Acharya Institute of Graduate Studies, 01-04.08.2013, Bangalore, India
85) Cangul, I. N., Yurttas, A., Togan, M., Some Results on Zagreb Indices of Graph Operations II, 26th International Conference of the Jangjeon Mathematical Society, Department of Mathematics, Acharya Institute of Graduate Studies, 01-04.08.2013, Bangalore, India
86) Cangul, I. N., Yurttas, A., Togan, M., All versions of Zagreb indices and coindices of subgraphs of certain graphs, 26th International Conference of the Jangjeon Mathematical Society, Department of Mathematics, Acharya Institute of Graduate Studies, 01-04.08.2013, Bangalore, India
87) Cevik, A. S., Cangul, I. N., Simsek, Y., Relationships between representations and generating functions, 26th International Conference of the Jangjeon Mathematical Society, Department of Mathematics, Acharya Institute of Graduate Studies, 01-04.08.2013, Bangalore, India
88) Yurttas, A., Cangul, I. N., Togan, M., Some Results on Zagreb Coindices of Graph Operations I, Workshop on Special Polynomials and their applications, Department of Mathematics, University of Mysore, 06-07.08.2013, Manasagangotri,Mysore, India
89) Cangul, I. N., Yurttas, A., Togan, M., Some Results on Zagreb Coindices of Graph Operations II, Workshop on Special Polynomials and their applications, Department of Mathematics, University of Mysore, 06-07.08.2013, Manasagangotri,Mysore, India
90) Cangul, I. N., Some new relations for Several Types of Zagreb Indices for Graphs, JSS College of Arts, Commerce & Science, 06.08.2013, Mysore, Karnataka, India
91) Cangul, I. N., On Some Trigonometric Minimal Polynomials, International Conference on Algebra in Honour of Patrick Smith and John Clark’s 70th Birthdays, 12-15 August 2013, Balikesir – Turkey
92) Yurttas, A., Togan, M., Cangul, I. N., Zagreb Indices of Double Graphs, International Congress in Honour of Professor Ravi P. Agarwal, 23-26.06.2014, Bursa, Turkey
93) Togan, M., Yurttas, A., Cangul, I. N., Several Zagreb Indices of Subdivision Graphs of Double Graphs, International Congress in Honour of Professor Ravi P. Agarwal, 23-26.06.2014, Bursa, Turkey
94) Soydan, G., Demirci, M., Cangul, I. N., On the Diophantine equation (20n)^x + (99n)^y = (101n)^z, International Congress in Honour of Professor Ravi P. Agarwal, 23-26.06.2014, Bursa, Turkey
95) Cetin, E., Simsek, Y., Cangul, I. N., On Reciprocity Law of the Y(h;k) Sums Associated with PDE's of the Three-Term Polynomial Relations, International Congress in Honour of Professor Ravi P. Agarwal, 23-26.06.2014, Bursa, Turkey
96) Bindusree, A. R., Lokesha, V., Cangul, I. N., Ranjini, P. S., Zagreb polynomials of three graph operators, International Congress in Honour of Professor Ravi P. Agarwal, 23-26.06.2014, Bursa, Turkey
97) Akgunes, N., Cevik, A. S., Cangul, I. N., On the Some Graph Parameters for Special Graphs, International Congress in Honour of Professor Ravi P. Agarwal, 23-26.06.2014, Bursa, Turkey
98) Cevik, A. S., Güzel Karpuz, E., Cangul, I. N., On Algebraic Semigroup and Graph-Theoretic Properties of a New Graph, International Congress in Honour of Professor Ravi P. Agarwal, 23-26.06.2014, Bursa, Turkey
99) Cangul, I. N., Topological Graph Indices, 27th International Conference of The Jangjeon Mathematical Society-p-adic Analysis, Umbral Algebra and Their Applications, 02-04.08.2014 Daejeon, South Korea
100) Cevik, A. S., Cangul, I. N., Simsek, Y., A New Approach Between Presentations and Generating Functions, 27th International Conference of The Jangjeon Mathematical Society-p-adic Analysis, Umbral Algebra and Their Applications, 02-04.08.2014 Daejeon, South Korea
101) Cangul, I. N., Some Useful Methods for Determining the Subgroups of Discrete Groups, 2014 NIMS Number theory and Cryptography Conference, 05-07.08.2014, NIMS, Daejeon, South Korea
102) Cangul, I. N., Togan, M., Yurttas, A., Zagreb Indices and Coindices of double graphs of Certain Graph Types, The 22nd International Conference on Finite or Infinite Dimensional Complex Analysis and Applications, 08-11.08.2014, Gyeongju, South Korea
103) Cangul, I. N., Yurttas, A., Togan, M., Zagreb Indices and Coindices of r-Subgraphs of Certain Graph Types, International Congress of Mathematicians (ICM-2014), 13-21.08.2014, Coex, Seoul, South Korea
104) Cangul, I. N., Subgroups of some discrete groups and some useful methods, 05-06.09.2014, Caucasian Mathematics Conference CMC 1, Tbilisi/Georgia
105) Cangul, I. N., Yurttas, A., Togan, M., On some topological graph indices, V. Annual Conference of the Georgian Mathematical Union, 08-12.09.2014, Batumi/Georgia
106) Cangul, I. N., Yurttas, A., Togan, M., Graph Theoretical Indices, International Conference on Presentation of Mathematics, 25-26.09.2014, Liberec, Czech Republic
107) Cangul, I. N., Relation between finite groups and triangle groups, International Conference on Presentation of Mathematics, 25-26.09.2014, Liberec, Czech Republic
108) Cangul, I. N., Zagreb indices of Subgraphs of double graphs and double graphs of subgraphs, International Conference on Recent Advances in Pure and Applied Mathematics (ICRAPAM 14), 06-09.11.2014, Antalya, Turkey
109) Cetin, E., Simsek, Y., Cangul, I. N., On reciprocity law of the Y(h,k) sums associated with the two and three-term polynomial relations, International Conference on Recent Advances in Pure and Applied Mathematics (ICRAPAM 14), 06-09.11.2014, Antalya, Turkey
110) Cetin, E., Cangul, I. N., Simsek, Y., A Special Finite Sum Associated with the Dedekind and Hardy type Sums, The 28th International Conference of Jangjeon Mathematical Society, 15-19 May 2015, Kemer, Antalya/Turkey
111) Ates, F., Cangul, I. N., Cevik, A. S., Guzel Karpuz, E., A Presentation and some Finiteness Conditions for a new Version of the Schützenberger Product of Monoids, The 28th International Conference of Jangjeon Mathematical Society, 15-19 May 2015, Kemer, Antalya/Turkey
112) Togan, M., Yurttas, A., Cevik, A. S., Cangul, I. N., Minimal Polynomials Corresponding to Spectral Sets of Some Graphs, The 28th International Conference of Jangjeon Mathematical Society, 15-19 May 2015, Kemer, Antalya/Turkey
113) Cangul, I. N., Yurttas, A., Togan, M., Cevik, A. S., Some Zagreb Indices of Subdivision and r-Subdivision of doubles of Some Graphs, The 28th International Conference of Jangjeon Mathematical Society, 15-19 May 2015, Kemer, Antalya/Turkey
114) Ates, F., Guzel Karpuz, E., Cevik, A. S., Cangul, I. N., The New Type of Schützenberger Products of Monoids, International Conference on Recent Advances in Pure and Applied Mathematics (ICRAPAM 2015), 03-06.07.2015, Istanbul/Turkey
115) Cangul, I. N., Togan, M., Yurttas, A., Cevik, A. S., Some Zagreb Indices of Double Graphs, International Conference on Recent Advances in Pure and Applied Mathematics (ICRAPAM 2015), 03-06.07.2015, Istanbul/Turkey
116) Cangul, I. N., Graph theory and Diophantine equations, 29th Journees Arithmetiques, (JA 2015), 06-10.07.2015, Debrecen/Hungary
117) Cangul, I. N., Yurttas, A., Togan, M., Cevik, A. S., Double Graphs and Topological Indices, 23rd International Conference on Finite and Infinite Dimensional Complex Analysis and Applications (ICFIDCAA), 24-28 August 2015, Fukuoka/Japan
118) Cangul, I. N., On Some Topological Indices for Double Graphs and Subdivision Graphs, Mini Workshop on Number Theory, 29.08-03.09.2015, NIMS, Seoul, S. Korea
119) Cangul, I. N., Yurttas, A., Togan, M., Cevik, A. S., Graph Theoretical Indices and Some Applications, International Conference on Applied Mathematics and Numerical Methods, 14-16.04.2016, University of Craiova, Romania
120) Cangul, I. N., Yurttas, A., Togan, M., Cevik, A. S., Chemical Applications of Graph Indices, Third International Conference on Recent Advances in Pure and Applied Mathematics (ICRAPAM 2016), 19-23.05.2016, Bodrum-Mugla-Turkey
121) Delen, S., Cangul, I. N., Degree Sequences of Join and Corona Product of Graphs, Third International Conference on Recent Advances in Pure and Applied Mathematics (ICRAPAM 2016), 19-23.05.2016, Bodrum-Mugla-Turkey
122) Cangul, I. N., Yurttas, A., Togan, M., Cevik, A. S., Results and Applications regarding the Topological Graph Indices, 11th Ankara Mathematics Days, Ankara University, 26-27.05.2016, Ankara-Turkey
123) Cangul, I. N., Yurttas, A., Togan, M., Cevik, A. S., Topological Descriptors of Some Graphs, 3rd Istanbul Design Theory, Graph Theory and Combinatorics Workshop, Koc University, 13-17.06.2016, Istanbul-Turkey
124) Cangul, I. N., Yurttas, A., Togan, M., Cevik, A. S., Edge Operations in Graphs and Zagreb Indices, International Conference on Analysis and its Applications, Ahi Evran University, 12-15.07.2016, Kırşehir-Turkey
125) Delen, S., Cangul, I. N., Algebraic Properties of Join and Corona Product of Graphs, International Conference on Analysis and its Applications, Ahi Evran University, 12-15.07.2016, Kırşehir-Turkey
126) Cangul, I. N., Delen, S., Yurttas, A., Ana, U., Degree sequences of several graph classes, The 29th International Conference of the Jangjeon Mathematical Society on Number Theory, Special Functions and Its Applications, 8-10.08.2016, Pondicherry-India
127) Cetin, E., Simsek, Y., Cangul, I. N., The Family of Finite Sums Associated with Hardy Sums, The 29th International Conference of the Jangjeon Mathematical Society on Number Theory, Special Functions and Its Applications, 8-10.08.2016, Pondicherry-India
128) Cangul, I. N., Yurttas, A., Togan, M., Cevik, A. S., New Formulae for Zagreb Indices, 14th International Conference of Numerical Analysis and Applied Mathematics, ICNAAM 2016, 19-25 September 2016, Rodos Palace Hotel, Rhodes, Greece
129) Cangul, I. N., Yurttas, A., Togan, M., Cevik, A. S., Effect of edge deletion and addition on Zagreb Indices of Graphs, International Workshop on Mathematical Methods in Engineering, MME-2017, 27-29 April 2017, Cankaya University, Ankara, Turkey
130) Akgunes, N., Cevik, A. S., Cangul, I. N., A Note on the Upper Bound of Average Distance, International Workshop on Mathematical Methods in Engineering, MME-2017, 27-29 April 2017, Cankaya University, Ankara, Turkey
131) Urlu, N., Cevik, A. S., Cangul, I. N., Gröbner-Shirshov Basis on A Special Semigroup, International Workshop on Mathematical Methods in Engineering, MME-2017, 27-29 April 2017, Cankaya University, Ankara, Turkey
132) Cangul, I. N., Yurttas, A., Togan, M., Cevik, A. S., Graph Theoretical Applications of Molecular Graphs, International Conference on Recent Advances in Pure and Applied Mathematics (ICRAPAM 2017), May 11-15, 2017, Palm Wings Ephesus Resort Hotel, Kusadasi - Aydin, TURKEY www.icrapam.org
133) Yurttas, A., Togan, M., Cangul, I. N., On The Inverse Problem on Graphs, International Conference on Recent Advances in Pure and Applied Mathematics (ICRAPAM 2017), May 11-15, 2017, Palm Wings Ephesus Resort Hotel, Kusadasi - Aydin, TURKEY www.icrapam.org
134) Togan, M., Yurttas, A., Cangul, I. N., Degree Sequences and Inverse Problem on Graphs, International Conference on Recent Advances in Pure and Applied Mathematics (ICRAPAM 2017), May 11-15, 2017, Palm Wings Ephesus Resort Hotel, Kusadasi - Aydin, TURKEY www.icrapam.org
135) Delen, S., Cangul, I. N., Catalogue of Degree Sequences of Molecular Graphs, International Conference on Recent Advances in Pure and Applied Mathematics (ICRAPAM 2017), May 11-15, 2017, Palm Wings Ephesus Resort Hotel, Kusadasi - Aydin, TURKEY www.icrapam.org
136) Cangul, I. N., Yurttas, A., Togan, M., Inverse Problems in Graph Theory, The Second Romanian-Turkish Mathematics Colloquium, October 25-29, 2017, Galatasaray University, Istanbul, TURKEY
137) Cangul, I. N., A New Graph Theoretical Invariant, Workshop on Graph Theory and Its Applications-VII, November 10-11, 2017, Gebze Technical University, Gebze, Turkey
138) Cangul, I. N., Delen, S., Yurttas, A., Togan, M., Topological Applications of a new Graph Invariant, International Conference on Current Scenario in Pure and Applied Mathematics (ICCSPAM 2018), 14th–16th February 2018, PG & Research Department of Mathematics, Kongunadu Arts and Science College (Autonomous), G. N. Mills Post, Coimbatore - 641029, Tamil Nadu, India, http://kongunaducollege.ac.in/iccspam2018/index.php
139) Cangul, I. N., Togan, M., Yurttas, A., Cevik, A. S., Inverse Problem for Topological Indices, Seminar, 15th February, 2018, Department of Mathematics, Bharathiar University, Coimbatore, India, http://www.b-u.ac.in/
140) Delen, S., Cangul, I. N., Applications of a New Invariant for Graphs, International Conference on Pure and Applied Mathematics (ICPAM 2018), 19th – 21st February 2018, PG & Research Department of Mathematics, Sri Chandrasekharenda Saraswathi Viswa Mahavidyalaya (SCSVMV), Enathur, Kanchipuram, India, http://www.kanchiuniv.ac.in/ICPAM/index.html
141) Cangul, I. N., Togan, M., Yurttas, A., Cevik, A. S., Inverse Problem for Topological Indices, Seminar, 20th February, 2018, Mathematics Department, Mysore University, Mysore, India, http://www.uni-mysore.ac.in/english-version
142) Cangul, I. N., Togan, M., Yurttas, A., Recent Advances in Graph Theory, Workshop on Graph Theory and Linear Algebra, 21st February, 2018, Mathematics Department, Vidyavardhaka College of Engineering, Mysore, India, http://vvce.ac.in/
143) Cangul, I. N., Togan, M., Yurttas, A., Cevik, A. S., Graphs and Their Applications, Seminar, 21th February, 2018, Mathematics Department, Sri D. Devaraja Urs Govt. First Grade College, Hunsur, India, https://bschool.careers360.com/colleges/sri-d-devaraj-urs-government-first-grade-college-hunsur
144) Cangul, I. N., Togan, M., Yurttas, A., Cevik, A. S., Some Problems Related to Graph Indices, Seminar, 21th February, 2018, Mathematics Department, Sri D. Devaraja Urs Govt. First Grade College, Hunsur, India, https://bschool.careers360.com/colleges/sri-d-devaraj-urs-government-first-grade-college-hunsur
145) Cangul, I. N., Togan, M., Yurttas, A., Cevik, A. S., Seminar on Graph Invariants, Seminar, 21th February, 2018, Mathematics Department, Vijayanagara Sri Krishnadevaraya University, Ballary, India, http://vskub.ac.in/
146) Cangul, I. N., Togan, M., Yurttas, A., Cevik, A. S., Mathematical Applications in Chemistry, Seminar, 24th February, 2018, Mathematics Department, Acharya Institute of Graduate Studies, Bangalore, India, http://www.acharya.ac.in/aigs/?
147) Cangul, I. N., Delen, S., Yurttas, A., Togan, M., Topological Graph Indices and a new Graph Invariant, Science Forum, 24th February, 2018, Department of Mathematics, RVCE, Bangalore, India http://rvce.edu.in/Comm-Science
148) Cangul, I. N., Delen, S., Yurttas, A., Togan, M., Fundamental Form of a Graph, 3rd International Conference on Computational Mathematics and Engineering Sciences, 04-06 May, 2018, Girne, Turkish Republic of Northern Cyprus, https://www.cmescongress.org/
149) Cangul, I. N., Delen, S., Yurttas, A., Togan, M., A New Graph Theoretical Invariant in Terms of Degree Sequence, Тhe 14th Serbian Mathematical Congress (14th SMAK), 16th-19th May, 2018, Kragujevac, Republic of Serbia, https://imi.pmf.kg.ac.rs/kongres/index.php#about
150) Cangul, I. N., Delen, S., Yurttas, A., Togan, M., New Properties of Realizations of Degree Sequences, Graphs, groups, and more:
celebrating Brian Alspach’s 80th and Dragan Marušič’s 65th birthdays, 28th May-1st June, 2018, UP FAMNIT Koper, Slovenia, https://conferences.famnit.upr.si/event/4/
151) Cangul, I. N., Delen, S., Yurttas, A., Togan, M., Omega Invariant of Graphs, International Congree of Mathematicians, Rio de Janerio, Brazil, 1st-9th August, 2018
152) Yurttas, A., Togan, M., Cangul, I. N., Inverse Problem for Some Topological indices, World Meeting for Women in Mathematics, Rio de Janerio, Brazil, 31st July, 2018
153) Yurttas, A., Togan, M., Cangul, I. N., Inverse Problem for the Second Zagreb Index, Forgotten Index, Hyper-Zagreb Index and Sigma Index, International Congree of Mathematicians, Rio de Janerio, Brazil, 1st-9th August, 2018
154) Cangul, I. N., Yurttas, A., Togan, M., Molecular Applications of Graph Indices, International Conference on Applied Mathematics, Modeling and Life Science Problems, Marmara University, Istanbul, Turkey, 03rd-05th, October, 2018
155) Oz, M. S., Cangul, I. N., Some New Graph Energy Types, International Conference on Applied Mathematics, Modeling and Life Science Problems, Marmara University, Istanbul, Turkey, 03rd-05th, October, 2018
156) Cangul, I. N., Delen, S., Togan, M., Yurttas, A., Some applications of a new graph invariant omega, 2nd International Conference on Applied Mathematics and Numerical Methods, Department of Applied Mathematics, University of Craiova, Craiova, Romania, 19th-20th October, 2018,
6.2) Talks given at National Symposiums
157) Cangül, İ. N., Genus 0 and Genus 1 Normal Subgroups of Hecke Groups, 26-28.08.1994, VII. National Mathematics Symposium, Bilkent, Ankara, Turkey
158) Cangül, İ. N., Normal Subgroups of Hecke Groups and Regular Maps, 26-28.08.1994, VII. National Mathematics Symposium, Bilkent, Ankara, Turkey
159) Cangül, İ. N., Some Properties of Hecke Groups, 23-26.05.1996, p. 22-29, Altınoluk Mathematics Days, Balıkesir, Turkey
160) Cangül, İ. N., Enumerating Regular Maps Corresponding to Hecke Groups, 23-26.05.1996, 22-29, Altınoluk Mathematics Days, Balıkesir, Turkey
161) Cangul, İ. N., The Group Structure of Hecke Groups, 02-06.09.1996, IX. Ulusal Matematik Sempozyumu, İTÜ, İstanbul, Turkey
162) Cangül, İ. N., About the Connection between Regular Maps and Triangle Groups, Symposium in Honour of Prof. Dr. T. Okyay Kabakcioglu, 19-21.09.1996, Sakarya University, Sakarya, Turkey
163) Cangül, İ. N., The Minimal Polynomials of cos(2 /n) over Q, 05-08.06.1997 Sarımsaklı Mathematics Days, Sarımsaklı/Balıkesir, Turkey
164) Cangül, İ. N., Cycloidal Normal Subgroups of Hecke Groups of Finite Index, 01-05.09.1997, Abant İzzet Baysal Üniversitesi, X. Ulusal Matematik Sempozyumu, Bolu, Turkey
165) Güler, N. & Cangül, İ. N., Classification of Regular Maps, 01-05.09.1997, Abant İzzet Baysal Üniversitesi, X. Ulusal Matematik Sempozyumu, Bolu, Turkey
166) Cangül, İ. N., Seviye Kavramı ve Denklik Altgrupları, 06-10.09.1999, İnönü Üniversitesi, XII. Ulusal Matematik Sempozyumu, Malatya
167) , Turkey Cangül, İ. N., Representations of Discrete Groups, 03-06.09.2000, XIII. National Mathematics Symposium, Sabancı University/İstanbul, Turkey
168) Cangül, İ. N., Bizim, O., The Usage of Diophantine Equations in Determination of Congruence Subgroups of Hecke Groups, 19-21.10.2000, Maths Symposium in memory of E. S. Türker, Sakarya, Turkey
169) Cangul, I. N., Demirci, M., Soydan, G., Ikikardes, N. Y., Sonlu cisimler üzerindeki Bachet eliptik eğrileri üzerindeki rasyonel noktalar, 05-08.09.2005, XVIII. National Mathematics Symposium, Kultur University, Istanbul, Turkey
170) Soydan, G., Demirci, M., Ikikardes, N. Y., Cangul, I. N., p = 1 (mod 6) asal iken Fp deki y^2 = x^3 + a^3 Bachet eliptik eğrilerinin sınıflandırılması, 05-08.09.2005, XVIII. National Mathematics Symposium, Kultur University, Istanbul, Turkey
171) Demirci, M., Ikikardes, N. Y., Soydan, G., Cangul, I. N., p = 1 (mod 6) asal olmak üzere Fp de y^2 = x^3 + a^3 tipindeki eliptik eğriler üzerindeki rasyonel noktalar, 05-08.09.2005, XVIII. National Mathematics Symposium, Kultur University, İstanbul, Turkey
172) Ikikardes, N. Y., Demirci, M., Soydan, G., Cangul, I. N., p = 5 (mod 6) asal olmak üzere Fp de y^2 = x^3 + a^3 tipindeki eliptik eğriler üzerindeki rasyonel noktalar, 05-08-09.2005, XVIII. National Mathematics Symposium, Kultur University, İstanbul, Turkey
173) Ikikardes, S., Sahin, R., Koruoglu, O., Cangul, I. N., Genişletilmiş modüler grubun tek bağıntı eklenmesiyle elde edilen bölüm grupları, 05-08-09.2005, XVIII. National Mathematics Symposium, Kultur University, İstanbul, Turkey
174) İkikardeş, S., Koruoğlu, Ö., Şahin, R., Cangül, İ. N., Sürekli Kesirler ile Hecke Grupları Arasındaki İlişkiler, 22-25.08.2006, XIX. National Mathematics Symposium, Dumlupinar University, Kütahya, Turkey
175) İkikardeş, N. Y., Demirci, M., Soydan, G., Cangül, İ. N., p Asal İken F_p Sonlu Cisimlerindeki y^2 = x^3 – n^2.x Frey Eliptik Eğrilerinin Sınıflandırılması ve Grup Yapıları, 22-25.08.2006, XIX. National Mathematics Symposium, Dumlupinar University, Kütahya, Turkey
176) Demirci, M., İkikardeş, N. Y., Soydan, G., Cangül, İ. N., F_p Sonlu Cisimlerindeki p=3 (mod 4) Asal İken y^2 = x^3 – n^2.x Frey Eliptik Eğrilerinin Bazı Özellikleri ve Eğrilerin Üzerindeki Rasyonel Noktalar, 22-25.08.2006, XIX. National Mathematics Symposium, Dumlupinar University, Kütahya, Turkey
177) İnam, İ., Cangül, İ. N., Eliptik Eğrilerin Rankları Üzerine, 07-10.09.2011, 24. National Mathematics Symposium, Bursa, Turkey
178) Demirci, M., Yurttaş, A., Cangul, I. N., H4 Hecke Grubunun Normal Altgruplarının Seviyeleri İçin Üst Sınırlar, 07-10.09.2011, 24. National Mathematics Symposium, Bursa, Turkey
179) Yurttaş, A., Cangul, I. N., Elektronik Yapı Hesabı Üzerine, 07-10.09.2011, 24. National Mathematics Symposium, Bursa, Turkey
180) Cetin, E., Cangul, I. N., n-inci Derece Bernstein Polinomlarının Bazı Özellikleri, 07-10.09.2011, 24. National Mathematics Symposium, Bursa, Turkey
181) Togan, M., Cangul, I. N., Bernoulli Sayılarının ve Polinomlarının Bazı Özellikleri, 07-10.09.2011, 24. National Mathematics Symposium, Bursa, Turkey
182) Özgür, B., Cangul, I. N., Hecke Gruplarının Kongrüans Altgrupları, 07-10.09.2011, 24. National Mathematics Symposium, Bursa, Turkey
183) Cangul, I. N., Calculus: Kısa Evrimsel Tarihi, 24-25.11.2011, 1. Ulusal Calculus Çalıştayı, Ege Üniversitesi, İzmir, Turkey
184) Cangul, I. N., Some Minimal Trigonometric Polynomials, 04-07.09.2013, 26. National Mathematics Symposium, Diyarbakır, Turkey
185) Cangul, I. N., Yurttas, A., Togan, M., Grafların Kartezyen Çarpımının Zagreb İndeksleri, Uludag University Research & Developement Days, 11-13.11.2013, Bursa, Turkey
