U+1D503 "𝔃" Mathematical Bold Script Small Z Unicode Character

U+1D503 "𝔃" Mathematical Bold Script Small Z is a specialized typographic glyph used primarily in mathematical notation and academic publishing, where it represents a distinct, bold script lowercase Z to differentiate it from other variables or symbols in complex formulas. This character belongs to the Mathematical Alphanumeric Symbols block, which provides a wide range of styled letters and numbers for precise mathematical typesetting, ensuring clarity in fields like algebra, set theory, and physics. Its bold script design combines the ornate curves of cursive script with the emphasis of a bold weight, making it useful for denoting specific sets, functions, or vectors where standard italic or plain letters might cause ambiguity.

General Properties

Code Point	U+1D503
Version Added	3.1
Name	Mathematical Bold Script Small Z
Block	Mathematical Alphanumeric Symbols
General Category	Lowercase Letter
Canonical Combining Class	Not Reordered
Bidirectional Class	Left To Right
Decomposition Type	Font
Decomposition Mapping	"z" U+007A Latin Small Letter Z

Encodings

HTML Decimal Encoding	𝔃
HTML Hex Encoding	𝔃
UTF-8 Encoding	0xF0 0x9D 0x94 0x83
UTF-16 Encoding	0xD835 0xDD03
UTF-32 Encoding	0x0001D503
C/C++/Java Escape	\ud835\udd03

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	"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	Lower