Pi (disambiguation)

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(Redirected from Π)

Pi (π) is a mathematical constant equal to a circle's circumference divided by its diameter.

Pi, π or Π may also refer to:

Language and typography[edit]

  • Pi (letter), the 17th letter of the Greek alphabet
  • Pi characters, uncommon characters in typesetting
  • Pi font, a term for some kinds of dingbat fonts
  • Pali, an Indo-Aryan language (ISO 639-1 code: pi)



Given name[edit]

  • Pi de Bruijn (born 1942), Dutch architect
  • Pi O or П. O. (born 1951), Greek-Australian anarchist poet
  • Pi Schwert (1892–1941), American baseball player and politician
  • Pi Vèriss, Dutch songwriter and composer


Arts, entertainment, and media[edit]

Fictional characters[edit]


Other arts, entertainment, and media[edit]

Science and mathematics[edit]

Chemistry and biochemistry[edit]

Logic and computer science[edit]



  • Pion or π, a subatomic particle

Other uses[edit]

See also[edit]