U+1D656 "𝙖" Mathematical Sans-Serif Bold Italic Small A Unicode Character

U+1D656 "𝙖" Mathematical Sans-Serif Bold Italic Small A is a typographic symbol belonging to the Mathematical Alphanumeric Symbols block, designed specifically for scientific and mathematical text to represent the letter "a" in a sans-serif, bold, and italic style. This character allows authors to clearly distinguish variables and constants in equations or formulas where different font styles carry specific semantic meaning, such as in physics, engineering, or advanced mathematics. By using a dedicated code point rather than relying on font formatting, U+1D656 ensures that the intended visual style is preserved across different platforms and software, provided the system supports the relevant Unicode range.

General Properties

Code Point	U+1D656
Version Added	3.1
Name	Mathematical Sans-Serif Bold Italic 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 0x99 0x96
UTF-16 Encoding	0xD835 0xDE56
UTF-32 Encoding	0x0001D656
C/C++/Java Escape	\ud835\ude56

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