U+1D4EA "𝓪" Mathematical Bold Script Small A Unicode Character

U+1D4EA "𝓪" Mathematical Bold Script Small A is a typographic symbol belonging to the Mathematical Alphanumeric Symbols block, designed for use in mathematical and scientific notation where a bold, cursive style is required to distinguish variables or constants from standard text. It represents the lowercase letter 'a' in a decorative script font with heavier stroke weight, and it is encoded specifically for plain text representation in digital documents, ensuring consistent rendering across platforms without relying on specific font installations. This character helps avoid ambiguity in equations, particularly when 'a' might otherwise be confused with other characters or when stylistic emphasis is needed in formal mathematical writing.

General Properties

Code Point	U+1D4EA
Version Added	3.1
Name	Mathematical Bold Script Small A
Block	Mathematical Alphanumeric Symbols
General Category	Lowercase Letter
Canonical Combining Class	Not Reordered
Bidirectional Class	Left To Right
Decomposition Type	Font
Decomposition Mapping	"a" U+0061 Latin Small Letter A

Encodings

HTML Decimal Encoding	𝓪
HTML Hex Encoding	𝓪
UTF-8 Encoding	0xF0 0x9D 0x93 0xAA
UTF-16 Encoding	0xD835 0xDCEA
UTF-32 Encoding	0x0001D4EA
C/C++/Java Escape	\ud835\udcea

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	"a" U+0061 Latin Small Letter A
NFKC Simple Casefold	"a" U+0061 Latin Small Letter A
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