σ
Sigma Symbol
Copy the Sigma symbol (σ) to your clipboard. Learn how to type the Sigma character on Windows, Mac, or in HTML and LaTeX.
Unicode
U+03C3
HTML Entity
σ
LaTeX Code
\sigma
Category
math
scientific
How to use the Sigma symbol
In Mathematics
Sigma is a common mathematical variable.
Variable for angles and roots.
In Physics
Often denotes physical constants or states.
Variable in physical formulas.
In Chemistry
In chemistry, Sigma has specific denotational meanings.
Used in chemistry formulas.
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