U+1D557 Β· Mathematical Alphanumeric Symbols
Mathematical Double-Struck Small F π
Mathematical Double-Struck Small F is the Unicode character U+1D557 (official name βMATHEMATICAL DOUBLE-STRUCK SMALL Fβ) from the Mathematical Alphanumeric Symbols block. It belongs to SymbolHeroβs fancy letters (math alphanumeric) collection. Copy it with the button, or use the codes and keyboard methods below to type it yourself.
Character codes
| Unicode code point | U+1D557 | |
|---|---|---|
| Decimal | 120151 | |
| HTML named entity | 𝕗 | |
| HTML (hex) | 𝕗 | |
| HTML (decimal) | 𝕗 | |
| CSS | \1D557 | |
| JavaScript | \u{1D557} or "\uD835\uDD57" | |
| Python | \U0001D557 | |
| UTF-8 bytes | F0 9D 95 97 | |
| UTF-16 | D835 DD57 | |
| URL-encoded | %F0%9D%95%97 |
Character details
| Official name | MATHEMATICAL DOUBLE-STRUCK SMALL F |
|---|---|
| Unicode block | Mathematical Alphanumeric Symbols |
| General category | Lowercase Letter (Ll) |
| SymbolHero category | Fancy Letters (Math Alphanumeric) |
| Decomposition | <font> U+0066 |
| Emoji | No |
How to type π
Windows
- In Microsoft Word or Outlook: type
1D557then press Alt + X.
Mac
- Press Control + Command + Space to open the Character Viewer, search βmathematical double-struck small fβ, and double-click the result.
iPhone & Android
- Tap Copy at the top of this page, then long-press where you want it and choose Paste.
Docs & web
- Google Docs: Insert β Special characters, then search βmathematical double-struck small fβ or enter
U+1D557. - HTML:
𝕗or𝕗 - Excel / Google Sheets:
=UNICHAR(120151)
Similar fancy letters (math alphanumeric)
Questions
What is the Unicode for π?
It is U+1D557 (MATHEMATICAL DOUBLE-STRUCK SMALL F), decimal 120151.
Is there a Windows Alt code for it?
No standard Alt code exists for this character. In Word type 1D557 then Alt+X, or copy it from this page.
How do I type it on a Mac?
There is no built-in Option shortcut. Use the Character Viewer (Control + Command + Space) and search βmathematical double-struck small fβ, or copy it from this page.
What is the HTML code?
Use the named entity 𝕗 or the numeric reference 𝕗.