Word.ws English Dictionary

Feynman point

Feynman point proper noun: the position (at the 762nd digit after the decimal point) in the decimal expansion of pi at which a sequence of six consecutive nines first appears, unexpectedly early in view of the expected and otherwise apparent randomness of said expansion.

Proper noun

Feynman point

  1. The position (at the 762nd digit after the decimal point) in the decimal expansion of pi at which a sequence of six consecutive nines first appears, unexpectedly early in view of the expected and otherwise apparent randomness of said expansion.
    • What is the Feynman Point? The Feynman Point was named after Nobel Prize-winning physicist Richard Feynman (1918–1988), who once joked he wanted to memorize pi up to "999999 ... and so on and so on," as if to say pi continues from the Feynman Point with nines forever. This is not true, of course...2012, Patricia Barnes-Svarney, Thomas E Svarney, The Handy Math Answer Book, 2nd edition, Visible Ink Press, page 41

Origin of Feynman point

Named after Richard Feynman, who is claimed to have talked about it in a lecture.

Questions about Feynman point

What does Feynman point mean?
Feynman point means the position (at the 762nd digit after the decimal point) in the decimal expansion of pi at which a sequence of six consecutive nines first appears, unexpectedly early in view of the expected and otherwise apparent randomness of said expansion.
What part of speech is Feynman point?
Feynman point is a proper noun.

Words near Feynman point in the dictionary

  1. feyness
  2. feynesses
  3. Feynman
  4. Feynman diagram
  5. Feynman diagrams
  6. Feynman point
  7. Feynman-Smoluchowski ratchet
  8. Feynmanian
  9. feynmanium
  10. feys
  11. fez

Source and license

Adapted from Wiktionary: Feynman point (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

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