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
A&D Wejchert & Partners Architects A&D Wejchert & Partners Architects Wejchert Architects, formerly "A&D Wejchert & Partners Architects" (known as "A&D Wejchert Architects") is a firm of architects based in Dublin, Ireland. The company was established in 1974 by Polish husband and wife, Andrzej Wejchert and Danuta Kornaus-Wejchert. Andrzej Wejchert began working in Ireland in 1964 and successfully tendered for the design of the University College Dublin (UCD) campus. He later lectured at the UCD School of Architecture. In 1997, he received an honorary doctorate in laws. Andrzej died in 2009, and Danuta in 2014. Their daughter Agneszka Wejchert Pearson is also an architect. As