U+1D64E "𝙎" Mathematical Sans-Serif Bold Italic Capital S Unicode Character

Unicode Version 17.0

𝙎

U+1D64E "𝙎" Mathematical Sans-Serif Bold Italic Capital S is a typographic variant of the Latin letter S, designed for use in mathematical and scientific notation where a specific typeface style is required to distinguish variables, vectors, or other terms from standard text. It belongs to the "Mathematical Alphanumeric Symbols" block, which provides a wide range of alphabetic characters in distinct styles to avoid ambiguity in complex formulas. This particular glyph combines a sans-serif base with bold weight and italic slant, making it visually distinct from ordinary letters while preserving readability in technical documents. Such characters are typically not intended for general prose but are essential in set theory, physics, or engineering contexts where precise symbolic differentiation is needed.

General Properties

Code Point U+1D64E
Version Added 3.1
Name Mathematical Sans-Serif Bold Italic 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 0x99 0x8E
UTF-16 Encoding 0xD835 0xDE4E
UTF-32 Encoding 0x0001D64E
C/C++/Java Escape \ud835\ude4e

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