My research interests include topics related to combinatorics, including algebraic combinatorics, partition theory and theoretical physics.
University of Zagreb, Faculty of Science
Bijenička c. 32, HR-10000 Zagreb, Croatia
 I. Martinjak, Two Extensions of the Sury’s Identity, Amer. Math. Monthly, 123 (9), 2016, p.919.
 I. Martinjak, Two Infinite Families of Terminating Binomial Sums, Period. Math. Hungar., to appear.
 I. Martinjak and I. Urbiha, A New Generalized Cassini Determinant, Colloq. Math. 145 (2), 2016, 209-218
 I. Martinjak and D. Svrtan, Some Families of Identities for the Integer Partition Function, Math. Commun., 20(2), 2015, 193-200
 I. Martinjak, A Class of Symmetric Association Schemes as Inclusion of Biplanes, Ars Combin., to appear.
Seminar in Combinatorics and Discrete Mathematics:
The list of seminars
Asymptotic representation theory, workshop, IHP, Paris, France, Feb 20 – 24, 2017
Croatian Combinatorial Days, University of Zagreb, Zagreb, Croatia, Sep 29 – 30, 2016
Algorithmic and Enumerative Combinatorics Summerschool, Johannes Kepler University, Hagenberg, Austria, Aug 1- 5, 2016
Croatian Mathematical Congres, University of Zagreb, Zagreb, Croatia, Jun 14- 17, 2016
Combinatorial and Additive Number Theory, University of Graz, Graz, Austria, Jan 4- 8, 2016
Znanstveni sastanak Hrvatskog fizikalnog društva, HFD, Umag, Croatia, Oct 5- 7, 2015
Algorithmic and Enumerative Combinatorics Summerschool, Johannes Kepler University, Hagenberg, Austria, Jul 27- 31, 2015
5th Polish Combinatorial Conference, Bedlewo, Poland, Sep 22- 26, 2014
Elementare und Analytische Zahlentheorie 2014, University of Hildesheim, Germany, Jul 28- Aug 1, 2014
Mathematical methods in celestial mechanics, CIRM, Marseille, France, Sep 9-13, 2013
Advances in number theory and dynamical systems 2013, University of Bristol, UK, Apr 8-12, 2013
Quantised Flux in Tightly Knotted and Linked Systems, Isaac Newton Institute, Cambridge, England, UK, Dec 3-7, 2012
Groups in action 2012, University of Göttingen, Vercors, France, Aug 26-31, 2012
Four Faces of Number Theory, Summer School, Julius Maximilians Universität Würzburg, Würzburg, Germany, August 7-12, 2012
Permutation patterns 2012, University of Strathclyde, Glasgow, Scotland, UK, June 11-15, 2012
12th International Symposium Frontiers of Fundamental Physics, University of Udine, Udine, Italy, Nov 21-23, 2011
Colloquium on Combinatorics, Otto von Guericke University, Magdeburg, Germany, Nov 11-12, 2011
Abstract Algebra and Algorithms Conference, Esterhazi Karoly Foiskola College, Eger, Hungary, Aug 14-17, 2011