U+1D59E "𝖞" Mathematical Bold Fraktur Small Y Unicode Character

Unicode Version 17.0

𝖞

U+1D59E "𝖞" Mathematical Bold Fraktur Small Y is a stylized typographic symbol belonging to the Mathematical Alphanumeric Symbols block, specifically designed for use in mathematical and scientific notation. It represents a bold, Fraktur style lowercase letter Y, which combines the heavy stroke weight of bold typefaces with the ornate, blackletter forms of Fraktur script. This character allows authors and mathematicians to visually distinguish variables, constants, or special terms in equations and formal texts, adding a layer of semantic clarity that plain Latin letters cannot provide. Its inclusion in Unicode ensures consistent digital representation across different platforms and fonts, supporting advanced typesetting in disciplines such as algebra, geometry, and theoretical physics.

General Properties

Code Point U+1D59E
Version Added 3.1
Name Mathematical Bold Fraktur Small Y
Block Mathematical Alphanumeric Symbols
General Category Lowercase Letter
Canonical Combining Class Not Reordered
Bidirectional Class Left To Right
Decomposition Type Font
Decomposition Mapping "y" U+0079 Latin Small Letter Y

Encodings

HTML Decimal Encoding 𝖞
HTML Hex Encoding 𝖞
UTF-8 Encoding 0xF0 0x9D 0x96 0x9E
UTF-16 Encoding 0xD835 0xDD9E
UTF-32 Encoding 0x0001D59E
C/C++/Java Escape \ud835\udd9e

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 "y" U+0079 Latin Small Letter Y
NFKC Simple Casefold "y" U+0079 Latin Small Letter Y
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