Mathematical Bold Small Iota Symbol
π is the Mathematical Bold Small Iota character, used for bold vector/matrix-style notation in math text.
U+1D6CA
π is a Unicode character called Mathematical Bold Small Iota. Itβs typically used where bold, Greek-style variables are needed. You can copy it directly or use its Unicode/escape forms in code.
Mathematical Bold Small Iota Symbol Meaning
π (MATHEMATICAL BOLD SMALL IOTA, U+1D6CA) is a bold, lowercase Greek iota used in mathematical notation. Like other βmathematical boldβ letters, itβs commonly employed to distinguish one variable or symbol from a regular (non-bold) letter in equations, especially in contexts where different font styles represent different meanings (for example, vectors vs. scalars, or separate parameter sets). In plain text and design, it can also function as a typographic accent when you want a bold iota glyph that matches mathematical styling.
Common uses
- β’Representing bold iota variables in equations and notes
- β’Labeling parameters in math diagrams (e.g., as a vector/component name)
- β’Using consistent typographic styling for variables in technical writing
- β’Creating math-themed headings or callouts in documentation
- β’Displaying symbols in UI elements for STEM tools and calculators
Examples
π Mathematical Bold Small Iota
- πThe update rule uses π as a bold parameter.
- πLet π = (πβ, πβ) for the vector components.
- πWe denote the estimated value by π in the model.
- πIn matrix form, π appears alongside other bold variables.
- πThe loss function is written using π and ΞΈ.
Variations
Ready to copy
Technical codes
| Unicode | U+1D6CA | |
| HTML Entity | 𝛊 | |
| HTML Code | 𝛊 | |
| CSS | \1D6CA | |
| Decimal | 120522 |
How to type Mathematical Bold Small Iota Symbol (π)
On Windows
In Word, type 1D6CA then press Alt + X. Or open the emoji picker with Windows key + period.
On Mac
Press Control + Command + Space to open Character Viewer and search for the character.
On Linux
Press Control + Shift + U, type 1d6ca, then press Enter or Space.
Anywhere
Copy π with the button above and paste it wherever you need it β this works on every device and in every app, with no keyboard shortcut to remember.
FAQ
What does the Mathematical Bold Small Iota symbol mean?
π (MATHEMATICAL BOLD SMALL IOTA, U+1D6CA) is a bold, lowercase Greek iota used in mathematical notation. Like other βmathematical boldβ letters, itβs commonly employed to distinguish one variable or symbol from a regular (non-bold) letter in equations, especially in contexts where different font styles represent different meanings (for example, vectors vs. scalars, or separate parameter sets). In plain text and design, it can also function as a typographic accent when you want a bold iota glyph that matches mathematical styling.
What is the Unicode character for π?
π is MATHEMATICAL BOLD SMALL IOTA with Unicode code point U+1D6CA.
How can I copy π into HTML?
Use the HTML entity: 𝛊.
What are the escape sequences for π in code?
CSS escape: \\1D6CA. JavaScript escape: \\u{1D6CA}.
Is π the same as a normal iota (ΞΉ)?
No. π is a mathematical bold small iota style, while a normal iota is a different Unicode character/font style.