''Polytope de Montréal'' was a media installation in the French Pavilion, which now houses the

Montreal Casino The Montreal Casino (french: Casino de Montréal) is a casino on the Notre Dame Island in the borough of Ville-Marie in Montreal, Quebec, and is the largest casino in Canada. It is located in Jean-Drapeau Park, across from Montreal’s Old Por ...

. The installation included a

sculpture Sculpture is the branch of the visual arts that operates in three dimensions. Sculpture is the three-dimensional art work which is physically presented in the dimensions of height, width and depth. It is one of the plastic arts. Durable sc ...

, light show, and

musical composition Musical composition can refer to an original piece or work of music, either vocal or instrumental, the structure of a musical piece or to the process of creating or writing a new piece of music. People who create new compositions are called ...

designed and composed by

Iannis Xenakis Giannis Klearchou Xenakis (also spelled for professional purposes as Yannis or Iannis Xenakis; el, Γιάννης "Ιωάννης" Κλέαρχου Ξενάκης, ; 29 May 1922 – 4 February 2001) was a Romanian-born Greek-French avant-garde ...

, for the opening of the

Ottawa Art Gallery The Ottawa Art Gallery (OAG) is a municipal gallery in Ottawa, Ontario that opened in 1988 at Arts Court. The gallery has a permanent collection of over one thousand works, houses the City of Ottawa-owned Firestone Collection of Canadian Art, and ...

following

Expo 67 The 1967 International and Universal Exposition, commonly known as Expo 67, was a general exhibition from April 27 to October 29, 1967. It was a category One World's Fair held in Montreal, Quebec, Canada. It is considered to be one of the most su ...

. The piece is one of many

polytope In elementary geometry, a polytope is a geometric object with flat sides (''faces''). Polytopes are the generalization of three-dimensional polyhedra to any number of dimensions. Polytopes may exist in any general number of dimensions as an -d ...

s (flat-sided geometric object, e.g.,

polyhedron In geometry, a polyhedron (plural polyhedra or polyhedrons; ) is a three-dimensional shape with flat polygonal faces, straight edges and sharp corners or vertices. A convex polyhedron is the convex hull of finitely many points, not all on th ...

) by Xenakis. The light sculpture consisted of "a geometric array of steel cables stretching up through the multi-tiered

atrium Atrium may refer to: Anatomy * Atrium (heart), an anatomical structure of the heart * Atrium, the genital structure next to the genital aperture in the reproductive system of gastropods * Atrium of the ventricular system of the brain * Pulmona ...

of the building, with 1,200 flashbulbs attached to the cables."Harley, James (2008). "Liner notes", ''Kraanerg''. Mode 196. The piece led to the commission of ''

Kraanerg ''Kraanerg'' is a composition for 23 instruments and 4-channel analog tape composed by Iannis Xenakis in 1968, as ballet, with choreography by Roland Petit and set design by Victor Vasarely. It was created for the grand opening of the Canadian Na ...

''.

Sources

External links

*Oswalt, Phillipp (1991)
"Iannis Xenakisis' Polytopes"
''Oswalt.de''.

''Iannis-Xenakis.org''. {{DEFAULTSORT:Polytope de Montreal 1967 compositions Buildings and structures in Montreal Compositions by Iannis Xenakis Spatial music Expo 67