# ⟁ U+27C1 WHITE TRIANGLE CONTAINING SMALL WHITE TRIANGLE

Outlined triangle containing a smaller outlined triangle inside it, a math symbol noted as used by Euclid.

| | |
|---|---|
| Character | `⟁` |
| Codepoint | U+27C1 |
| Name | WHITE TRIANGLE CONTAINING SMALL WHITE TRIANGLE |
| Block | [Miscellaneous Mathematical Symbols-A](https://unicodekit.com/block/miscellaneous-mathematical-symbols-a) |
| Script | Common |
| Category | Math Symbol (Sm) |
| Unicode version | 4.1 |
| HTML | `⟁` `⟁` |
| CSS | `\27C1` |
| JavaScript | `\u27C1` |
| UTF-8 | E2 9F 81 |
| UTF-16 | 27C1 |

## Notes

- used by Euclid

## Related characters

- ⟀ [U+27C0 THREE DIMENSIONAL ANGLE](https://unicodekit.com/char/27C0)
- ⟂ [U+27C2 PERPENDICULAR](https://unicodekit.com/char/27C2)
- ⟃ [U+27C3 OPEN SUBSET](https://unicodekit.com/char/27C3)
- ⟄ [U+27C4 OPEN SUPERSET](https://unicodekit.com/char/27C4)
- ⟅ [U+27C5 LEFT S-SHAPED BAG DELIMITER](https://unicodekit.com/char/27C5)
- ⟆ [U+27C6 RIGHT S-SHAPED BAG DELIMITER](https://unicodekit.com/char/27C6)
- ⟇ [U+27C7 OR WITH DOT INSIDE](https://unicodekit.com/char/27C7)
- ⟈ [U+27C8 REVERSE SOLIDUS PRECEDING SUBSET](https://unicodekit.com/char/27C8)
- ⟉ [U+27C9 SUPERSET PRECEDING SOLIDUS](https://unicodekit.com/char/27C9)
- ⟊ [U+27CA VERTICAL BAR WITH HORIZONTAL STROKE](https://unicodekit.com/char/27CA)
- ⟋ [U+27CB MATHEMATICAL RISING DIAGONAL](https://unicodekit.com/char/27CB)
- ⟌ [U+27CC LONG DIVISION](https://unicodekit.com/char/27CC)

Page: https://unicodekit.com/char/27C1 · JSON: https://unicodekit.com/characters/27C1