U+1D68B "𝚋" Mathematical Monospace Small B Unicode Character

U+1D68B "𝚋" Mathematical Monospace Small B is a glyph from the Mathematical Alphanumeric Symbols block, specifically designed for use in mathematical and scientific notation where a monospace (or typewriter) style letter is required to differentiate variables from ordinary text. It represents a lowercase Latin letter b rendered in a fixed-width font, which helps to clearly distinguish it from other similar characters like the standard Latin alphabet lowercase b. This character is primarily intended for technical documents, formulas, or programming contexts within mathematical texts, providing a typographically distinct form that avoids confusion with the default italic or serif letters typically used for variables.

General Properties

Code Point	U+1D68B
Version Added	3.1
Name	Mathematical Monospace Small B
Block	Mathematical Alphanumeric Symbols
General Category	Lowercase Letter
Canonical Combining Class	Not Reordered
Bidirectional Class	Left To Right
Decomposition Type	Font
Decomposition Mapping	"b" U+0062 Latin Small Letter B

Encodings

HTML Decimal Encoding	𝚋
HTML Hex Encoding	𝚋
UTF-8 Encoding	0xF0 0x9D 0x9A 0x8B
UTF-16 Encoding	0xD835 0xDE8B
UTF-32 Encoding	0x0001D68B
C/C++/Java Escape	\ud835\ude8b

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	"b" U+0062 Latin Small Letter B
NFKC Simple Casefold	"b" U+0062 Latin Small Letter B
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