Rubik's family cubes of all sizes Rubik's family cubes of all sizes The original Rubik's cube was a mechanical 3×3×3 cube puzzle invented in 1974 by the Hungarian sculptor and professor of architecture Ernő Rubik. Extensions of the Rubik's cube have been around for a long time and come in both hardware and software forms. The major extension have been the availability of cubes of larger size and the availability of the more complex cubes with marked centres. The properties of Rubik’s family cubes of any size together with some special attention to software cubes is the main focus of this article. Many properties are mathematical
Miodrag Živković (sculptor) Miodrag Živković (sculptor) Miodrag Živković (Serbian Cyrillic: Миодраг Живковић; born 1928 in Leskovac) is a Serbian sculptor, most well known for his work on memorial complexes throughout the Former Yugoslavia After moving to Belgrade with his family in 1944, Živković graduated from the Academy of Applied Arts in Belgrade in 1952. After working as an arts teaching instructor in Mladenovac and Novi Beograd, he was employed as an Assistant Professor at the Faculty of Applied Arts within the University of Arts in Belgrade, becoming Dean in 1974, a position he occupied until 1977. From 1977 to 1984 he was head