∭
Triple Integral Symbol (∭)
Copy the Triple Integral symbol ∭ to your clipboard, and see its Unicode code point, HTML entity, LaTeX command and how to type it on any device.
What does ∭ mean?
The triple integral ∭ integrates over a three-dimensional region, e.g. to compute volume or total charge. Its official Unicode name is TRIPLE INTEGRAL.
Codes and properties
| Character | ∭ |
|---|---|
| Unicode name | TRIPLE INTEGRAL |
| Code point | U+222D |
| Decimal | 8749 |
| Unicode block | Mathematical Operators |
| HTML entity | ∭ · ∭ |
| CSS | \222D |
| JavaScript / JSON | \u222D |
| Python | \u222D or \N{TRIPLE INTEGRAL} |
| UTF-8 bytes | E2 88 AD |
| LaTeX | \iiint |
How to type ∭
- Copy & paste: press the Copy button above, then paste ∭ anywhere — Word, Google Docs, email, chat or code.
- Windows (Word, WordPad, Outlook): type
222Dthen press Alt+X. In any app, Win+. opens the symbol panel. - Mac: switch to the Unicode Hex Input keyboard, hold Option and type
222D; or press Ctrl+Cmd+Space and search “triple integral”. - Linux (GTK/IBus): press Ctrl+Shift+U, type
222d, then Space. - HTML:
∭renders as ∭. - LaTeX:
\iiintin math mode (amssymb package for some symbols).
Frequently asked questions
How do I type ∭ on Windows?
In Microsoft Word type 222D and press Alt+X. In any app press Win+. to open the symbol panel, or copy ∭ from this page.
What is the HTML code for ∭?
Use ∭ (hex) or ∭ (decimal).
What is the LaTeX command for ∭?
Use \iiint in math mode.