U+1D44D "𝑍" Mathematical Italic Capital Z Unicode Character

Unicode Version 17.0

𝑍

U+1D44D "𝑍" Mathematical Italic Capital Z is a typographic symbol used primarily in mathematical and scientific notation to represent variables, constants, or vector quantities in a slanted italic script, distinguishing it from the standard upright uppercase Z used in plain text. This character is part of the Mathematical Alphanumeric Symbols block, which was added to Unicode to provide distinct code points for letters that might otherwise be indicated only by formatting or font changes, ensuring consistent digital representation across different platforms. Its italic style, derived from traditional mathematical typesetting conventions popularized by works like those of Donald Knuth, helps mathematicians and scientists denote specific entities such as the set of integers or complex variables in a clear and unambiguous manner.

General Properties

Code Point U+1D44D
Version Added 3.1
Name Mathematical Italic Capital Z
Block Mathematical Alphanumeric Symbols
General Category Uppercase Letter
Canonical Combining Class Not Reordered
Bidirectional Class Left To Right
Decomposition Type Font
Decomposition Mapping "Z" U+005A Latin Capital Letter Z

Encodings

HTML Decimal Encoding 𝑍
HTML Hex Encoding 𝑍
UTF-8 Encoding 0xF0 0x9D 0x91 0x8D
UTF-16 Encoding 0xD835 0xDC4D
UTF-32 Encoding 0x0001D44D
C/C++/Java Escape \ud835\udc4d

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 "z" U+007A Latin Small Letter Z
NFKC Simple Casefold "z" U+007A Latin Small Letter Z
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