Encyclopedia > Point

  Article Content


In classical geometry, a point is an entity that has no extent. In the modern set theoretic approach to topology, this is formalised as: a point in a space X is simply an element of the set X.

See also: solution point

In typography, a point is approximately 1/72 inch; on computer displays it is often one or four pixels.
In sports and games, a point is a unit of scoring.
A point on a railroad is also called a railroad switch.

All Wikipedia text is available under the terms of the GNU Free Documentation License

  Search Encyclopedia

Search over one million articles, find something about almost anything!
  Featured Article
February 11

... Peter Arnold Heise[?], composer 1833 - Melville Weston Fuller[?] 8th Cchief Justice of the United States[?] 1839 - Josiah Willard Gibbs theoretical physicist, ...