U+1EE39 "𞸹" Arabic Mathematical Initial Dad Unicode Character

U+1EE39 "𞸹" Arabic Mathematical Initial Dad is a specialized glyph representing the Arabic letter Dad (ض) in an initial form, designed for use within mathematical and scientific notation rather than standard Arabic text. It belongs to the Arabic Mathematical Alphabetic Symbols block, which provides distinct positional variant letters such as initial, medial, final, and isolated forms to ensure clarity in formulas and equations. This character encodes the initial shape that typically appears at the beginning of a word or syllable, enabling precise typographic rendering in contexts like academic papers, textbooks, or digital documents that require both Arabic script and mathematical expressions.

General Properties

Code Point	U+1EE39
Version Added	6.1
Name	Arabic Mathematical Initial Dad
Block	Arabic Mathematical Alphabetic Symbols
General Category	Other Letter
Canonical Combining Class	Not Reordered
Bidirectional Class	Arabic Letter
Decomposition Type	Font
Decomposition Mapping	"ض" U+0636 Arabic Letter Dad

Encodings

HTML Decimal Encoding	𞸹
HTML Hex Encoding	𞸹
UTF-8 Encoding	0xF0 0x9E 0xB8 0xB9
UTF-16 Encoding	0xD83B 0xDE39
UTF-32 Encoding	0x0001EE39
C/C++/Java Escape	\ud83b\ude39

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	"ض" U+0636 Arabic Letter Dad
NFKC Simple Casefold	"ض" U+0636 Arabic Letter Dad
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