# ℝ U+211D DOUBLE-STRUCK CAPITAL R

Blackboard bold R with a doubled stroke, the math symbol for the set of real numbers.

| | |
|---|---|
| Character | `ℝ` |
| Codepoint | U+211D |
| Name | DOUBLE-STRUCK CAPITAL R |
| Also known as | the set of real numbers |
| Block | [Letterlike Symbols](https://unicodekit.com/block/letterlike-symbols) |
| Script | Common |
| Category | Uppercase Letter (Lu) |
| Unicode version | 1.1 |
| HTML | `ℝ` `ℝ` |
| CSS | `\211D` |
| JavaScript | `\u211D` |
| UTF-8 | E2 84 9D |
| UTF-16 | 211D |
| Decomposition | font U+0052 |

## Related characters

- ℜ [U+211C BLACK-LETTER CAPITAL R](https://unicodekit.com/char/211C)
- ℞ [U+211E PRESCRIPTION TAKE](https://unicodekit.com/char/211E)
- ℛ [U+211B SCRIPT CAPITAL R](https://unicodekit.com/char/211B)
- ℟ [U+211F RESPONSE](https://unicodekit.com/char/211F)
- ℚ [U+211A DOUBLE-STRUCK CAPITAL Q](https://unicodekit.com/char/211A)
- ℠ [U+2120 SERVICE MARK](https://unicodekit.com/char/2120)
- ℙ [U+2119 DOUBLE-STRUCK CAPITAL P](https://unicodekit.com/char/2119)
- ℡ [U+2121 TELEPHONE SIGN](https://unicodekit.com/char/2121)
- ℘ [U+2118 SCRIPT CAPITAL P](https://unicodekit.com/char/2118)
- ™ [U+2122 TRADE MARK SIGN](https://unicodekit.com/char/2122)
- ℗ [U+2117 SOUND RECORDING COPYRIGHT](https://unicodekit.com/char/2117)
- ℣ [U+2123 VERSICLE](https://unicodekit.com/char/2123)

Page: https://unicodekit.com/char/211D · JSON: https://unicodekit.com/characters/211D