U+1D4BB "𝒻" Mathematical Script Small F Unicode Character
Unicode Version 17.0
𝒻
U+1D4BB "𝒻" Mathematical Script Small F is a stylized glyph from the Mathematical Alphanumeric Symbols block, designed for use in formal mathematical and scientific notation to represent a variable, function, or constant in a calligraphic script style, distinguishing it from the standard Latin lowercase f to avoid confusion with other characters or typographic conventions. It is part of a range of script letters that were included in Unicode 3.1 to support mathematical typesetting in digital text, allowing authors to represent complex equations and logical expressions with precision across different platforms and fonts.
General Properties
| Code Point | U+1D4BB |
| Version Added | 3.1 |
| Name | Mathematical Script Small F |
| Block | Mathematical Alphanumeric Symbols |
| General Category | Lowercase Letter |
| Canonical Combining Class | Not Reordered |
| Bidirectional Class | Left To Right |
| Decomposition Type | Font |
| Decomposition Mapping | "f" U+0066 Latin Small Letter F |
Encodings
| HTML Decimal Encoding | 𝒻 |
| HTML Hex Encoding | 𝒻 |
| UTF-8 Encoding | 0xF0 0x9D 0x92 0xBB |
| UTF-16 Encoding | 0xD835 0xDCBB |
| UTF-32 Encoding | 0x0001D4BB |
| C/C++/Java Escape | \ud835\udcbb |
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 | "f" U+0066 Latin Small Letter F |
| NFKC Simple Casefold | "f" U+0066 Latin Small Letter F |
| 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 |