φ Greek Small Letter Phi
U+03C6
φ
ℹ️ About
The Greek Small Letter Phi (φ) is the 21st letter of the Greek alphabet. In modern science, it is the standard notation for the Golden Ratio ($\phi \approx 1.618$), magnetic flux in physics, and phase shift in electrical engineering.
⚠️ Note: Do not confuse with ϕ (U+03D5), which is the technical “looped” variant used specifically in math.
⚡ Codes
HTML
φ
CSS
\03C6
Python
\u03C6
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