U+2A22 "⨢" Plus Sign with Small Circle Above Unicode Character
Unicode Version 17.0
⨢
U+2A22 "⨢" Plus Sign with Small Circle Above is a mathematical symbol that combines a standard plus sign with a small circle placed directly above it, typically used in advanced notation to represent a specialized binary operation or relation within algebra, logic, or other formal systems. Its design allows it to convey a modification or variant of the basic addition operation, often appearing in contexts where a specific, non standard sum or composition is defined. This character is part of the Supplemental Mathematical Operators block, which provides symbols for technical fields that require precise and distinct typographic representations.
General Properties
| Code Point | U+2A22 |
| Version Added | 3.2 |
| Name | Plus Sign with Small Circle Above |
| 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 0xA2 |
| UTF-16 Encoding | 0x2A22 |
| UTF-32 Encoding | 0x00002A22 |
| C/C++/Java Escape | \u2a22 |
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 |