U+1D668 "𝙨" Mathematical Sans-Serif Bold Italic Small S Unicode Character

U+1D668 "𝙨" Mathematical Sans-Serif Bold Italic Small S is a typographic glyph belonging to the Mathematical Alphanumeric Symbols block, designed for use in mathematical and scientific notation where a specific style is needed to distinguish variables from plain text. This character represents a lowercase letter 's' that combines a sans-serif typeface with both bold weight and italic slant, mimicking the appearance of a printed mathematical symbol. It is not intended for general prose but serves as a specialized variant for equations, formulas, or academic documents, ensuring that the letter is visually distinct from standard Latin text while conveying a precise stylistic meaning.

General Properties

Code Point	U+1D668
Version Added	3.1
Name	Mathematical Sans-Serif Bold Italic Small S
Block	Mathematical Alphanumeric Symbols
General Category	Lowercase Letter
Canonical Combining Class	Not Reordered
Bidirectional Class	Left To Right
Decomposition Type	Font
Decomposition Mapping	"s" U+0073 Latin Small Letter S

Encodings

HTML Decimal Encoding	𝙨
HTML Hex Encoding	𝙨
UTF-8 Encoding	0xF0 0x9D 0x99 0xA8
UTF-16 Encoding	0xD835 0xDE68
UTF-32 Encoding	0x0001D668
C/C++/Java Escape	\ud835\ude68

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	"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	Lower