Mathematical Sans-serif Bold Italic Small B Symbol
π is the mathematical sans-serif bold italic lowercase b character (U+1D657).
U+1D657
π is a specialized Unicode character used to style the lowercase letter b in mathematical contexts. It appears in βmath alphanumeric symbolsβ where different font-like variants are needed. You can copy it directly or use its Unicode codepoint in software.
Mathematical Sans-serif Bold Italic Small B Symbol Meaning
π (U+1D657) is a Unicode math symbol representing a bold italic form of the lowercase letter βbβ in the βmathematical sans-serifβ style. In practice, itβs used as a typographic variant rather than a standalone meaning with a universal interpretation. In math documents, authors may choose different alphabets/weights to distinguish vectors, functions, sets, or variables, depending on the notation they follow. Outside of formal math, itβs commonly used by designers and writers to add emphasis or a distinct look to a βb,β especially in styled text, posters, or UI labels. Any specific semantic role depends on the surrounding context.
Common uses
- β’Labeling a bold-italic lowercase b in math notation
- β’Styling variables in typed math formulas to match a chosen alphabet set
- β’Designing posters or infographics that need a distinctive βbβ typography
- β’Creating consistent branding text where a math-styled character is preferred
- β’Adding emphasis in digital writing when the look of bold italic b is needed
Examples
π β Mathematical Sans-Serif Bold Italic Small B
- ππ = 2x + 1
- πLet π be a parameter
- πFunction output: π(t)
- πSet π = {1, 2, 3}
- πThe value of π increases
Variations
Ready to copy
Technical codes
| Unicode | U+1D657 | |
| HTML Entity | 𝙗 | |
| HTML Code | 𝙗 | |
| CSS | \1D657 | |
| Decimal | 120407 |
How to type Mathematical Sans-serif Bold Italic Small B Symbol (π)
On Windows
In Word, type 1D657 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 1d657, 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 Sans-serif Bold Italic Small B symbol mean?
π (U+1D657) is a Unicode math symbol representing a bold italic form of the lowercase letter βbβ in the βmathematical sans-serifβ style. In practice, itβs used as a typographic variant rather than a standalone meaning with a universal interpretation. In math documents, authors may choose different alphabets/weights to distinguish vectors, functions, sets, or variables, depending on the notation they follow. Outside of formal math, itβs commonly used by designers and writers to add emphasis or a distinct look to a βb,β especially in styled text, posters, or UI labels. Any specific semantic role depends on the surrounding context.
What is the Unicode codepoint for π?
π is U+1D657 (MATHEMATICAL SANS-SERIF BOLD ITALIC SMALL B).
How can I copy π into my text?
Copy the character from this page and paste it directly. It will render if your font supports the Unicode math alphanumeric range.
What is the HTML entity for π?
The HTML entity is 𝙗.
How do I reference π in JavaScript?
You can use the JavaScript escape \u{1D657} (as provided on this page).