β
Minus-or-Plus Sign Symbol (β)
Copy the Minus-or-Plus Sign symbol β to your clipboard, and see its Unicode code point, HTML entity, LaTeX command and how to type it on any device.
What does β mean?
The minus-or-plus sign β is used together with Β± to show opposite signs: cos(a Β± b) = cos a cos b β sin a sin b. Its official Unicode name is MINUS-OR-PLUS SIGN.
Codes and properties
| Character | β |
|---|---|
| Unicode name | MINUS-OR-PLUS SIGN |
| Code point | U+2213 |
| Decimal | 8723 |
| Unicode block | Mathematical Operators |
| HTML entity | ∓ Β· ∓ |
| CSS | \2213 |
| JavaScript / JSON | \u2213 |
| Python | \u2213 or \N{MINUS-OR-PLUS SIGN} |
| UTF-8 bytes | E2 88 93 |
| LaTeX | \mp |
How to type β
- Copy & paste: press the Copy button above, then paste β anywhere β Word, Google Docs, email, chat or code.
- Windows (Word, WordPad, Outlook): type
2213then press Alt+X. In any app, Win+. opens the symbol panel. - Mac: switch to the Unicode Hex Input keyboard, hold Option and type
2213; or press Ctrl+Cmd+Space and search βminus-or-plus signβ. - Linux (GTK/IBus): press Ctrl+Shift+U, type
2213, then Space. - HTML:
∓renders as β. - LaTeX:
\mpin math mode (amssymb package for some symbols).
Frequently asked questions
How do I type β on Windows?
In Microsoft Word type 2213 and press Alt+X. In any app press Win+. to open the symbol panel, or copy β from this page.
What is the HTML code for β?
Use ∓ (hex) or ∓ (decimal).
What is the LaTeX command for β?
Use \mp in math mode.