U+1D638 "𝘸" Mathematical Sans-Serif Italic Small W Unicode Character

Unicode Version 17.0

𝘸

U+1D638 "𝘸" Mathematical Sans-Serif Italic Small W is a typographic variant of the standard Latin small letter "w," designed specifically for use in mathematical and scientific notation where distinct typefaces convey different meanings. It belongs to a block dedicated to mathematical alphanumeric symbols, allowing authors to distinguish between variables, constants, or vectors in formulas without relying on visual formatting that may not transfer reliably across different systems. This character appears as a sans serif italic glyph, combining a clean round style with a slanted orientation to indicate a mathematical variable while mimicking the typographic conventions used in many textbooks and research papers. Its inclusion in Unicode ensures that this specific style can be encoded and displayed consistently across platforms, preserving the intended semantic role of the letter in complex equations.

General Properties

Code Point U+1D638
Version Added 3.1
Name Mathematical Sans-Serif Italic Small W
Block Mathematical Alphanumeric Symbols
General Category Lowercase Letter
Canonical Combining Class Not Reordered
Bidirectional Class Left To Right
Decomposition Type Font
Decomposition Mapping "w" U+0077 Latin Small Letter W

Encodings

HTML Decimal Encoding 𝘸
HTML Hex Encoding 𝘸
UTF-8 Encoding 0xF0 0x9D 0x98 0xB8
UTF-16 Encoding 0xD835 0xDE38
UTF-32 Encoding 0x0001D638
C/C++/Java Escape \ud835\ude38

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 "w" U+0077 Latin Small Letter W
NFKC Simple Casefold "w" U+0077 Latin Small Letter W
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