U+1D4AE "𝒮" Mathematical Script Capital S Unicode Character
Unicode Version 17.0
𝒮
U+1D4AE "𝒮" Mathematical Script Capital S is a glyph from the Mathematical Alphanumeric Symbols block, designed specifically for use in mathematical and scientific notation to represent the variable or set S in a distinctive, cursive style. It belongs to a family of script characters that help differentiate mathematical symbols from standard Latin text, and it is commonly employed in fields like linear algebra, topology, and complex analysis where a stylized S denotes a sum, a surface, or a specific set. The character is encoded as a single Unicode code point, ensuring consistent rendering across compliant digital fonts and platforms.
General Properties
| Code Point | U+1D4AE |
| Version Added | 3.1 |
| Name | Mathematical Script Capital S |
| Block | Mathematical Alphanumeric Symbols |
| General Category | Uppercase Letter |
| Canonical Combining Class | Not Reordered |
| Bidirectional Class | Left To Right |
| Decomposition Type | Font |
| Decomposition Mapping | "S" U+0053 Latin Capital Letter S |
Encodings
| HTML Decimal Encoding | 𝒮 |
| HTML Hex Encoding | 𝒮 |
| UTF-8 Encoding | 0xF0 0x9D 0x92 0xAE |
| UTF-16 Encoding | 0xD835 0xDCAE |
| UTF-32 Encoding | 0x0001D4AE |
| C/C++/Java Escape | \ud835\udcae |
Unicode Properties
| NFC Quick Check | Yes |
| NFD Quick Check | Yes |
| Numeric Type | None |
| Numeric Value | NaN |
| Line Break | Alphabetic |
| Uppercase | Yes |
| Cased | Yes |
| Changes When NFKC Casefolded | Yes |
| NFKC Casefold | "s" U+0073 Latin Small Letter S |
| NFKC Simple Casefold | "s" U+0073 Latin Small Letter S |
| 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 |