Phi
Phi (Φ φ) is the 21st letter of the Greek alphabet and has a numeric value of 500.
The lower-case letter φ is used as a symbol for:
- Euler's phi function φ(n)
- The golden mean.
This is an old revision of this page, as edited by 24.167.68.141 (talk) at 05:56, 8 January 2003 (added golden mean). The present address (URL) is a permanent link to this revision, which may differ significantly from the current revision.
Phi (Φ φ) is the 21st letter of the Greek alphabet and has a numeric value of 500.
The lower-case letter φ is used as a symbol for: