Spring 2019

Courses offered and dates:

  • (DP1) Decagonal Patterns in Islamic Art (part 1), 18 to 22 March, 2019
  • (DP2) Decagonal Patterns in Islamic Art (part 2), 25 to 29 March, 2019

Place – Istanbul Design Center – Buhara Özbekler Tekkesi, Binbirdirek Mahallesi Şehitmehmetpaşa, Yokuşu Sokak No:40, Sokullu Mehmetpaşa Camii karşısı, Sultan Ahmet, Fatih, İstanbul



This web site should go through some necessary revisions. I am going to do this during winter time. I guess, I could close this web site for revisions but I prefer to keep it open and revise each entry as the time allow me.

Below enclosed above pattern from the Green Mosque in Bursa. Originally this is just a freeze. But the pattern on it can be extended up and down as it is shown here.


Year 2016


This beautiful Islamic pattern was found in the Mosque of al-Salih Tala’s on the side of the 13th century minbar. The pattern uses dodecagonal geometry and symmetry group *442 (p4m). More about this and other Islamic geometric patterns in my new book on gereh.

Sketch 19: Sultan Ahmed Mosque mosaic revisited

In one of the earlier sketches I was showing construction of the mosaic in the entrance of the Sultan Ahmed Mosque in Istanbul. The construction presented there was using triangular grid and it was a bit tedious. In this sketch I want to go back to this mosaic and show how it can be created using regular hexagons and what consequences of such approach can be?

First let me to remind you the view of the mosaic. It contains passages of zig-zags of double lines. Between them are formed regular hexagons and regular six-pointed stars. The picture below shows the pattern.

image014 Continue reading “Sketch 19: Sultan Ahmed Mosque mosaic revisited”

Workshop Symmetrica 2015


ENGLISH: Information about Symmetrica 2015 workshop is posted on the page  Information in Polish, information about the program of the workshop is posted on the page  Program, photos from the workshop are posted on the page Galeria, Symmetrica 2015.  This workshop was conducted in Polish (sorry Erol, Jack and others), but perhaps the next one will be in English? Just remember ‘perhaps’.

POLISH: Informacja o warsztatach Symmetrica 2015 znajduje się na stronie Information in Polish, informacja o programie warsztatów jest na stronie Program, informacja o zgłoszonych wykładach i zajęciach warsztatowych jest na stronie Zgłoszone wykłady i warsztaty. Zdjęcia z warsztatów znajdziecie na stronie Galeria Warsztatów Symmetrica 2015.

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