U+1D5BB "𝖻" Mathematical Sans-Serif Small B Unicode Character
Unicode Version 17.0
𝖻
U+1D5BB "𝖻" Mathematical Sans-Serif Small B is a typographic glyph that represents a lowercase letter b in a sans-serif font style, specifically designed for use in mathematical and scientific notation. It belongs to the Mathematical Alphanumeric Symbols block, which was introduced in Unicode version 3.1 to provide distinct, style-consistent characters for variables and operators, helping to avoid confusion with ordinary text. This character is particularly useful in documents or digital content where a clear, simple sans-serif appearance is preferred for mathematical variables, reducing visual ambiguity in complex equations.
General Properties
| Code Point | U+1D5BB |
| Version Added | 3.1 |
| Name | Mathematical Sans-Serif Small B |
| Block | Mathematical Alphanumeric Symbols |
| General Category | Lowercase Letter |
| Canonical Combining Class | Not Reordered |
| Bidirectional Class | Left To Right |
| Decomposition Type | Font |
| Decomposition Mapping | "b" U+0062 Latin Small Letter B |
Encodings
| HTML Decimal Encoding | 𝖻 |
| HTML Hex Encoding | 𝖻 |
| UTF-8 Encoding | 0xF0 0x9D 0x96 0xBB |
| UTF-16 Encoding | 0xD835 0xDDBB |
| UTF-32 Encoding | 0x0001D5BB |
| C/C++/Java Escape | \ud835\uddbb |
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 | "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 | Lower |