U+1D479 "𝑹" Mathematical Bold Italic Capital R Unicode Character

Unicode Version 17.0

𝑹

U+1D479 "𝑹" Mathematical Bold Italic Capital R is a typographic variant of the uppercase Latin letter R, specifically designed for use in mathematical and scientific notation. It belongs to the Mathematical Alphanumeric Symbols block and combines bold and italic styles to distinguish variables, matrices, or vectors from standard text, ensuring clarity in complex formulas. This character allows authors and typesetters to denote a capital R with a specific stylistic weight and slant without relying on font formatting, making it portable across different platforms and software that support Unicode. Its primary purpose is to facilitate precise communication in disciplines such as physics, engineering, and advanced mathematics, where distinct symbol types are essential for readability and semantic accuracy.

General Properties

Code Point U+1D479
Version Added 3.1
Name Mathematical Bold Italic Capital R
Block Mathematical Alphanumeric Symbols
General Category Uppercase Letter
Canonical Combining Class Not Reordered
Bidirectional Class Left To Right
Decomposition Type Font
Decomposition Mapping "R" U+0052 Latin Capital Letter R

Encodings

HTML Decimal Encoding 𝑹
HTML Hex Encoding 𝑹
UTF-8 Encoding 0xF0 0x9D 0x91 0xB9
UTF-16 Encoding 0xD835 0xDC79
UTF-32 Encoding 0x0001D479
C/C++/Java Escape \ud835\udc79

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 "r" U+0072 Latin Small Letter R
NFKC Simple Casefold "r" U+0072 Latin Small Letter R
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