U+229B "⊛" Circled Asterisk Operator Unicode Character
Unicode Version 17.0
⊛
U+229B "⊛" Circled Asterisk Operator is a mathematical symbol representing an asterisk enclosed within a circle, primarily used to denote a specialized binary operation in abstract algebra, such as a convolution or a defined multiplication within a specific algebraic structure, and it can also appear in vector calculus to indicate a variant of star products or in certain contexts to signify a non-standard or custom operator distinct from the usual multiplication or convolution symbols.
General Properties
| Code Point | U+229B |
| Version Added | 1.1 |
| Name | Circled Asterisk Operator |
| Block | 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 0x8A 0x9B |
| UTF-16 Encoding | 0x229B |
| UTF-32 Encoding | 0x0000229B |
| C/C++/Java Escape | \u229b |
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 |