Unicode Character "𝔹" U+1D539 Mathematical Double-Struck Capital B
Unicode Version 15.1
𝔹
Summary
The unicode character "𝔹" at code point U+1D539 is Mathematical Double-Struck Capital B. It is a character in the Mathematical Alphanumeric Symbols block and is part of the Common script. The character is an uppercase letter. The UTF-8 encoding of "𝔹" is 0xF0 0x9D 0x94 0xB9 and the UTF-16 encoding is 0xD835 0xDD39.
General Properties
| Code Point | U+1D539 |
| Version Added | 3.1 |
| Name | Mathematical Double-Struck Capital B |
| Block | Mathematical Alphanumeric Symbols |
| General Category | Uppercase Letter |
| Canonical Combining Class | Not Reordered |
| Bidirectional Class | Left To Right |
| Decomposition Type | Font |
| Decomposition Mapping | "B" U+0042 Latin Capital Letter B |
Encodings
| HTML Entity | 𝔹 |
| HTML Decimal Encoding | 𝔹 |
| HTML Hex Encoding | 𝔹 |
| UTF-8 Encoding | 0xF0 0x9D 0x94 0xB9 |
| UTF-16 Encoding | 0xD835 0xDD39 |
| UTF-32 Encoding | 0x0001D539 |
| C/C++/Java Escape | \ud835\udd39 |
Unicode Properties
| NFC Quick Check | Yes |
| NFD Quick Check | Yes |
| FC NFKC Closure | "b" U+0062 Latin Small Letter B |
| Numeric Type | None |
| Numeric Value | NaN |
| Line Break | Alphabetic |
| Uppercase | Yes |
| Cased | Yes |
| Changes When NFKC Casefolded | Yes |
| NFKC Casefold | "b" U+0062 Latin Small Letter B |
| NFKC Simple Casefold | "b" U+0062 Latin Small Letter B |
| 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 | Upper |