U+22B5 "⊵" Contains as Normal Subgroup or Equal To Unicode Character
Unicode Version 17.0
⊵
U+22B5 "⊵" Contains as Normal Subgroup or Equal To is a mathematical symbol used in group theory to denote the relation where one subgroup is a normal subgroup of another group or where the two groups are equal. In abstract algebra, this symbol specifically indicates that the left-hand side is either a normal subgroup of the right-hand side or identical to it, combining the concepts of normalcy and equality into a single relational operator. It is the closed or filled version of the related symbol "⊴" and is typically used in algebraic notation to simplify expressions when discussing subgroup structures.
General Properties
| Code Point | U+22B5 |
| Version Added | 1.1 |
| Name | Contains as Normal Subgroup or Equal To |
| Block | Mathematical Operators |
| General Category | Math Symbol |
| Canonical Combining Class | Not Reordered |
| Bidirectional Class | Other Neutral |
| Mirrored | Yes |
| Mirrored Character | "⊴" U+22B4 Normal Subgroup of or Equal To |
Encodings
| HTML Decimal Encoding | ⊵ |
| HTML Hex Encoding | ⊵ |
| UTF-8 Encoding | 0xE2 0x8A 0xB5 |
| UTF-16 Encoding | 0x22B5 |
| UTF-32 Encoding | 0x000022B5 |
| C/C++/Java Escape | \u22b5 |
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 |