π Greek Small Letter Pi
U+03C0
π
ℹ️ About
The Greek Small Letter Pi (π) is perhaps the most famous mathematical constant, representing the ratio of a circle’s circumference to its diameter. Beyond geometry, it is used in trigonometry, complex analysis, and quantum mechanics. In linguistic contexts, it functions as a standard lowercase letter in modern and classical Greek scripts.
⚠️ Note: Do not confuse with the Greek Pi Symbol ϖ (U+03D6) or the mathematical italic version 𝜋 (U+1D70B).
⚡ Codes
HTML
π
CSS
\03C0
Python
\u03C0
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