WordCodex

φ

See also: Φ [U+03A6 GREEK CAPITAL LETTER PHI], ф [U+0444 CYRILLIC SMALL LETTER EF], Ф [U+0424 CYRILLIC CAPITAL LETTER EF], Փ [U+0553 ARMENIAN CAPITAL LETTER PIWR], and φ.

φ - Translingual

Symbol

φ

  1. (mathematics) The golden ratio, an irrational number with a value of approximately 1.618033988 which expresses the relationship that the sum of two quantities is to the larger quantity as the larger is to the smaller.

Symbol

φ

  1. (mathematics) Euler's totient function, an arithmetic function that counts totatives

φ - Ancient Greek

Letter

φ • (ph) (lowercase, uppercase Φ)

  1. Lower-case phi (φεῖ), the 21st letter of the ancient Greek alphabet. It represented the voiceless aspirated bilabial plosive /pʰ/ and later the voiceless labiodental fricative /f/. It is preceded by υ and followed by χ.

Derived terms

See also phi

φ - Greek

Letter

φ • (f) (lowercase, uppercase Φ)

  1. The lower case letter phi (φι), the 21st letter of the modern Greek alphabet.
Meaning and Definition of φ
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