U+1D472 "𝑲" Mathematical Bold Italic Capital K Unicode Character

U+1D472 "𝑲" Mathematical Bold Italic Capital K is a specialized glyph within the Unicode standard's Mathematical Alphanumeric Symbols block, designed to represent the uppercase letter K in a bold italic typeface for use in mathematical and scientific notation. This character allows authors and typesetters to clearly denote variables, constants, or operators with specific typographic styling, distinguishing it from the standard Latin capital K to avoid ambiguity in complex formulas or texts. It is part of a larger set that provides consistent, stylized alphabetic symbols for mathematics, ensuring that digital documents and web content can accurately render and preserve the intended formatting across different platforms and software.

General Properties

Code Point	U+1D472
Version Added	3.1
Name	Mathematical Bold Italic Capital K
Block	Mathematical Alphanumeric Symbols
General Category	Uppercase Letter
Canonical Combining Class	Not Reordered
Bidirectional Class	Left To Right
Decomposition Type	Font
Decomposition Mapping	"K" U+004B Latin Capital Letter K

Encodings

HTML Decimal Encoding	𝑲
HTML Hex Encoding	𝑲
UTF-8 Encoding	0xF0 0x9D 0x91 0xB2
UTF-16 Encoding	0xD835 0xDC72
UTF-32 Encoding	0x0001D472
C/C++/Java Escape	\ud835\udc72

Unicode Properties

NFC Quick Check	Yes
NFD Quick Check	Yes
Numeric Type	None
Numeric Value	NaN
Line Break	Alphabetic
Uppercase	Yes
Cased	Yes
Changes When NFKC Casefolded	Yes
NFKC Casefold	"k" U+006B Latin Small Letter K
NFKC Simple Casefold	"k" U+006B Latin Small Letter K
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	Upper