Gould's Binomial Summation Logo
Gould's Binomial Summation Logo from Combinatorial Identities

The Online Encyclopedia of Integer Sequences
Encyklopedia ciągów liczbowych

Cobweb Tiling
Tiling of hyper boxes

Cobweb Poset of Gaussian integers
Cobweb Poset of Gaussian Integers

Plane multitree
Plane multitree

Beautiful Julia and Quaternions
Beautiful Julia and Quaternions

Maciej Dziemiańczuk, PhD

University of Gdansk
Institute of Informatics
Wita Stwosza 57, 80-952 Gdańsk, Poland

Faculty of Mathematics, Physics and Informatics, room 214
e-mail: mdziemia at inf.ug.edu.pl

Dyck path


For Students (in polish):

Dydaktyka 2018/2019 (semester letni):


  • Czwartek godz. 12-14 w pokoju 214.




  1. Naim Tuglu, Fatma Yesil, M. Dziemiańczuk, E. Gokcen Kocer, q-Riordan array for q-Pascal matrix and its inverse matrix, Turkish Journal of Mathematics, vol 40, (2016), 1038-1048.
  2. M. Dziemianczuk, On Directed Lattice Paths With Vertical Steps, Discrete Mathematics, vol. 339 (3), pp. 1116-1139, 6 March 2016.
  3. M. Dziemianczuk, Enumerations of Plane Trees with Multiple Edges and Raney Lattice Paths, Discrete Mathematics, vol. 337, pp. 9-24, 28 December 2014.
  4. M. Dziemianczuk, Counting Lattice Paths With Four Types of Steps, Graphs and Combinatorics, vol. 30:6, pp 1427-1452, November 2014.
  5. Naim Tuglu, Fatma Yesil, E. Gokcen Kocer, M. Dziemianczuk, The F-Analogue of Riordan Representation of Pascal Matrices via Fibonomial Coefficients, Journal of Applied Mathematics, vol. 2014, Article ID 841826.
  6. M. Dziemianczuk, A Combinatorial Interpretation of the Lucas-Nomial Coefficients in Terms of Tiling of Rectangular Boxes, JCMCC: vol. 88, pp. 225-235, 2014.
  7. M. Dziemianczuk, Generalizing Delannoy Numbers via Counting Weighted Lattice Paths, INTEGERS: Vol. 13, #A54, 2013.
  8. M. Dziemianczuk, First Remark On A Zeta-Analogue of The Stirling Numbers, INTEGERS: Vol. 11, #A9, 2011.