U+1D483 "𝒃" Mathematical Bold Italic Small B Unicode Character

Unicode Version 17.0

𝒃

U+1D483 "𝒃" Mathematical Bold Italic Small B is a typographic symbol within the Mathematical Alphanumeric Symbols block, designed specifically for use in scientific and mathematical notation to represent variables, constants, or elements in formulas where a bold italic style is required for clarity or to distinguish it from standard text. This character allows writers and typesetters to denote a bold italic lowercase "b" in digital documents without relying on font formatting, ensuring consistent rendering across different platforms and software. It is often employed in mathematical expressions, physics equations, or computer science contexts where such styling conveys specific meaning, such as indicating a vector, a tensor, or a specialized mathematical object.

General Properties

Code Point U+1D483
Version Added 3.1
Name Mathematical Bold Italic 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 0x92 0x83
UTF-16 Encoding 0xD835 0xDC83
UTF-32 Encoding 0x0001D483
C/C++/Java Escape \ud835\udc83

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