U+1D568 "𝕨" Mathematical Double-Struck Small W Unicode Character
Unicode Version 17.0
𝕨
U+1D568 "𝕨" Mathematical Double-Struck Small W is part of the Mathematical Alphanumeric Symbols block, designed for use in mathematical and scientific notations where a distinct, blackboard bold style is needed. This character represents a lowercase 'w' in a double-struck or blackboard bold typeface, which is commonly employed to denote sets, number systems, or algebraic structures in formal texts, such as the set of whole numbers or specific vector spaces. It ensures clear differentiation from ordinary italic or roman letters, aiding precision in complex equations and technical documents.
General Properties
| Code Point | U+1D568 |
| Version Added | 3.1 |
| Name | Mathematical Double-Struck Small W |
| Block | Mathematical Alphanumeric Symbols |
| General Category | Lowercase Letter |
| Canonical Combining Class | Not Reordered |
| Bidirectional Class | Left To Right |
| Decomposition Type | Font |
| Decomposition Mapping | "w" U+0077 Latin Small Letter W |
Encodings
| HTML Decimal Encoding | 𝕨 |
| HTML Hex Encoding | 𝕨 |
| UTF-8 Encoding | 0xF0 0x9D 0x95 0xA8 |
| UTF-16 Encoding | 0xD835 0xDD68 |
| UTF-32 Encoding | 0x0001D568 |
| C/C++/Java Escape | \ud835\udd68 |
Unicode Properties
| NFC Quick Check | Yes |
| NFD Quick Check | Yes |
| Numeric Type | None |
| Numeric Value | NaN |
| Line Break | Alphabetic |
| Lowercase | Yes |
| Cased | Yes |
| Changes When NFKC Casefolded | Yes |
| NFKC Casefold | "w" U+0077 Latin Small Letter W |
| NFKC Simple Casefold | "w" U+0077 Latin Small Letter W |
| Script | Common |
| Script Extensions | Common |
| Indic Syllabic Category | Other |
| ID Start | Yes |
| XID Start | Yes |
| ID Continue | Yes |
| XID Continue | Yes |
| Alphabetic | Yes |
| Math | Yes |
| Other Math | Yes |
| Vertical Orientation | Rotated |
| Grapheme Base | Yes |
| Grapheme Cluster Break | Other |
| Word Break | Alphabetic letter |
| Sentence Break | Lower |