U+1D5E6 "𝗦" Mathematical Sans-Serif Bold Capital S Unicode Character

Unicode Version 17.0

𝗦

U+1D5E6 "𝗦" Mathematical Sans-Serif Bold Capital S is a distinct glyph used specifically in mathematical and scientific text to represent the capital letter S in a bold, sans-serif typeface, differentiating it from ordinary typographic letters. This character belongs to the Mathematical Alphanumeric Symbols block, which was encoded to provide clear, unambiguous symbols for variables, constants, and operators in formulas where formatting like bold or sans-serif carries semantic meaning. It allows authors and mathematicians to denote sets, mathematical objects, or special identifiers without relying on font styling that might be lost or incorrectly interpreted across different systems or software. Its design maintains the standard letterform while ensuring it stands out visually for clarity in complex equations or technical documentation.

General Properties

Code Point U+1D5E6
Version Added 3.1
Name Mathematical Sans-Serif Bold 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 0x97 0xA6
UTF-16 Encoding 0xD835 0xDDE6
UTF-32 Encoding 0x0001D5E6
C/C++/Java Escape \ud835\udde6

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