U+2A3A "⨺" Minus Sign in Triangle Unicode Character
Unicode Version 17.0
⨺
U+2A3A "⨺" Minus Sign in Triangle is a mathematical symbol that combines a standard minus sign with the geometric shape of a triangle, typically used in advanced notation to represent a specific operation or relation within set theory, algebra, or logic. Its design visually emphasizes subtraction or negation within a triangular context, distinguishing it from ordinary minus signs or other triangular operators. While not common in basic arithmetic, it serves specialized purposes in academic texts, particularly where distinct meanings for minus-like symbols are necessary to avoid ambiguity.
General Properties
| Code Point | U+2A3A |
| Version Added | 3.2 |
| Name | Minus Sign in Triangle |
| Block | Supplemental Mathematical Operators |
| General Category | Math Symbol |
| Canonical Combining Class | Not Reordered |
| Bidirectional Class | Other Neutral |
Encodings
| HTML Decimal Encoding | ⨺ |
| HTML Hex Encoding | ⨺ |
| UTF-8 Encoding | 0xE2 0xA8 0xBA |
| UTF-16 Encoding | 0x2A3A |
| UTF-32 Encoding | 0x00002A3A |
| C/C++/Java Escape | \u2a3a |
Unicode Properties
| NFC Quick Check | Yes |
| NFD Quick Check | Yes |
| NFKC Quick Check | Yes |
| NFKD Quick Check | Yes |
| Numeric Type | None |
| Numeric Value | NaN |
| Line Break | Alphabetic |
| Script | Common |
| Script Extensions | Common |
| Indic Syllabic Category | Other |
| Pattern Syntax | Yes |
| Math | Yes |
| Vertical Orientation | Rotated |
| Grapheme Base | Yes |
| Grapheme Cluster Break | Other |
| Word Break | Other |
| Sentence Break | Other |