U+1EEAF "𞺯" Arabic Mathematical Double-Struck Ain Unicode Character

U+1EEAF "𞺯" Arabic Mathematical Double-Struck Ain is a specialized typographic symbol used primarily in mathematical and scientific notation to represent the Arabic letter 'Ain' in a double-struck, or blackboard bold, style. This glyph belongs to the Arabic Mathematical Alphabetic Symbols block, which was designed to support the needs of scholars and researchers in fields such as algebra and number theory, where distinct letterforms are required to denote specific variables or constants. Its visual appearance mimics the classic double-struck aesthetic found in Western mathematical fonts, but is adapted to the cursive and diacritic features of the Arabic script, ensuring clarity and consistency in academic contexts.

General Properties

Code Point	U+1EEAF
Version Added	6.1
Name	Arabic Mathematical Double-Struck Ain
Block	Arabic Mathematical Alphabetic Symbols
General Category	Other Letter
Canonical Combining Class	Not Reordered
Bidirectional Class	Arabic Letter
Decomposition Type	Font
Decomposition Mapping	"ع" U+0639 Arabic Letter Ain

Encodings

HTML Decimal Encoding	𞺯
HTML Hex Encoding	𞺯
UTF-8 Encoding	0xF0 0x9E 0xBA 0xAF
UTF-16 Encoding	0xD83B 0xDEAF
UTF-32 Encoding	0x0001EEAF
C/C++/Java Escape	\ud83b\udeaf

Unicode Properties

NFC Quick Check	Yes
NFD Quick Check	Yes
Numeric Type	None
Numeric Value	NaN
Line Break	Alphabetic
Changes When NFKC Casefolded	Yes
NFKC Casefold	"ع" U+0639 Arabic Letter Ain
NFKC Simple Casefold	"ع" U+0639 Arabic Letter Ain
Script	Arabic
Script Extensions	Arabic
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	OLetter