Mathematical Italic Small Sigma Symbol
π is the mathematical italic small sigma character used in formulas and notation.
U+1D70E
The symbol π is a Unicode character labeled βMATHEMATICAL ITALIC SMALL SIGMA.β Itβs commonly used when you want a math-styled sigma that matches italic typography in equations. Here you can copy it and find reliable codepoint and escape sequences.
Mathematical Italic Small Sigma Symbol Meaning
π (MATHEMATICAL ITALIC SMALL SIGMA, U+1D70E) is a math-styled lowercase sigma. Compared with the more common Greek letter sigma, this specific form is designed to look italic and small, which is useful for consistent typography in mathematical writing. In practice, sigma is often used in expressions involving summation or statistics, but the exact meaning depends on the surrounding notation and the authorβs convention. When composing documents or building math-like layouts in text, using the proper Unicode variant helps keep symbols aligned with the intended style.
Common uses
- β’Typing math expressions that require an italic small sigma style
- β’Labeling variables in formulas in documentation and technical writing
- β’Using consistent typography in digital notes, PDFs, and web content
- β’Designing posters, slides, or infographics with math-accurate symbols
- β’Programming UI text that must match a specific math character style
Examples
π β Mathematical Italic Small Sigma
- πLet π be the standard deviation.
- πCompute the sum using π notation.
- πThe result is given by π = 0.5.
- πIn the model, π represents a parameter.
- πUse π to denote uncertainty in the formula.
Variations
Ready to copy
Technical codes
| Unicode | U+1D70E | |
| HTML Entity | 𝜎 | |
| HTML Code | 𝜎 | |
| CSS | \1D70E |
FAQ
What does the Mathematical Italic Small Sigma symbol mean?
π (MATHEMATICAL ITALIC SMALL SIGMA, U+1D70E) is a math-styled lowercase sigma. Compared with the more common Greek letter sigma, this specific form is designed to look italic and small, which is useful for consistent typography in mathematical writing. In practice, sigma is often used in expressions involving summation or statistics, but the exact meaning depends on the surrounding notation and the authorβs convention. When composing documents or building math-like layouts in text, using the proper Unicode variant helps keep symbols aligned with the intended style.
What is the Unicode code point for π?
π is Unicode code point U+1D70E.
How do I copy π reliably from this page?
Select and copy the character shown as π. For code, use the provided HTML entity (𝜎) or JavaScript/CSS escapes.
What are the HTML, CSS, and JavaScript escape values?
HTML entity: 𝜎. CSS escape: \\1D70E. JavaScript escape: \\u{1D70E}.
Is π different from the normal sigma (Ο)?
Yes. π is the mathematical italic small sigma (U+1D70E), while Ο is the general Greek small letter sigma. They can look different and may be chosen for style consistency in math typography.