''Pi'' is the name of a multimedia installation in the vicinity of the

Viennese Viennese may refer to: * Vienna, the capital of Austria * Viennese people, List of people from Vienna * Viennese German, the German dialect spoken in Vienna * Music of Vienna, musical styles in the city * Viennese Waltz, genre of ballroom dance * V ...

Karlsplatz. ''Pi'' is located in the

Opernpassage The Opernpassage (Opera passage) in the Inner City of Vienna is a Grade II listed pedestrian underpass under the ring road (Ringstraße). It was opened in 1955, a day before the re-opening of the nearby Vienna State Opera. Designed by architect A ...

between the entrance to the

subway Subway, Subways, The Subway, or The Subways may refer to: Transportation * Subway, a term for underground rapid transit rail systems * Subway (underpass), a type of walkway that passes underneath an obstacle * Subway (George Bush Interconti ...

and the subway stop in

Secession Secession is the withdrawal of a group from a larger entity, especially a political entity, but also from any organization, union or military alliance. Some of the most famous and significant secessions have been: the former Soviet republics le ...

near the Naschmarkt. The individual behind the project was the

Canadian Canadians (french: Canadiens) are people identified with the country of Canada. This connection may be residential, legal, historical or cultural. For most Canadians, many (or all) of these connections exist and are collectively the source of ...

artist

Ken Lum Kenneth Robert Lum, OC DFA (; born 1956) is a dual citizen Canadian and American academic, painter, photographer, sculptor, and writer. Working in a number of media including painting, sculpture and photography, his art ranges from conceptual i ...

from

Vancouver Vancouver ( ) is a major city in western Canada, located in the Lower Mainland region of British Columbia. As the List of cities in British Columbia, most populous city in the province, the 2021 Canadian census recorded 662,248 people in the ...

. ''Pi'', under construction from January 2005 to November 2006 and opened in December 2006, consists of statistical information and a representation of π to 478 decimal places. A more recent project is the calculation of the decimal places of π, indicating the importance of the eponymous media for installation of their number and infinity. The exhibit is 130 meters long. In addition to the number pi, there is a total of 16 ''factoids'' of reflective display cases that convey a variety of statistical data in real time. Apart from the

World population In demographics, the world population is the total number of humans currently living. It was estimated by the United Nations to have exceeded 8 billion in November 2022. It took over 200,000 years of human prehistory and history for the ...

there are also topics such as the worldwide number of malnourished children and the growth of

Sahara , photo = Sahara real color.jpg , photo_caption = The Sahara taken by Apollo 17 astronauts, 1972 , map = , map_image = , location = , country = , country1 = , ...

since the beginning of the year. Even less serious issues such as the number of eaten Wiener Schnitzels in Vienna of the given year and the current number of lovers in Vienna are represented. In the middle of the passage standing there is a glass case with images, texts and books on the subjects of

population Population typically refers to the number of people in a single area, whether it be a city or town, region, country, continent, or the world. Governments typically quantify the size of the resident population within their jurisdiction using a ...

and migration. The scientific data were developed jointly by Ken Lum and the . "Pi" is to show that contemporary art is in a position to connect

art Art is a diverse range of human activity, and resulting product, that involves creative or imaginative talent expressive of technical proficiency, beauty, emotional power, or conceptual ideas. There is no generally agreed definition of wha ...

science Science is a systematic endeavor that builds and organizes knowledge in the form of testable explanations and predictions about the universe. Science may be as old as the human species, and some of the earliest archeological evidence for ...

architecture Architecture is the art and technique of designing and building, as distinguished from the skills associated with construction. It is both the process and the product of sketching, conceiving, planning, designing, and constructing building ...

and

sociology Sociology is a social science that focuses on society, human social behavior, patterns of Interpersonal ties, social relationships, social interaction, and aspects of culture associated with everyday life. It uses various methods of Empirical ...

. The aim of this project was to transform the Karlsplatz into a "vibrant place to meet, with communicative artistic brilliance."

References

{{commons category, Pi (Vienna) Mathematical artworks Mathematics and art Pi