U+1D4A6 "𝒦" Mathematical Script Capital K Unicode Character

Unicode Version 17.0

𝒦

U+1D4A6 "𝒦" Mathematical Script Capital K is a glyph in the Mathematical Alphanumeric Symbols block, designed for use in mathematical and scientific notation to represent a variable, operator, or constant in a distinctive script style, distinct from the ordinary Latin alphabet. It is part of a larger set of script letters in Unicode, which were included to facilitate clear and precise typesetting in technical documents, particularly in fields like physics, mathematics, and engineering where calligraphic or script letters are conventionally used to denote specific entities such as sets, functions, or tensors. This character is typically rendered in a flowing, cursive form that resembles a decorative capital K, and it can be entered via its Unicode code point or through specialized markup in digital text formats.

General Properties

Code Point U+1D4A6
Version Added 3.1
Name Mathematical Script 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 0x92 0xA6
UTF-16 Encoding 0xD835 0xDCA6
UTF-32 Encoding 0x0001D4A6
C/C++/Java Escape \ud835\udca6

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