U+1D72A "𝜪" Mathematical Bold Italic Capital Omicron Unicode Character

U+1D72A "𝜪" Mathematical Bold Italic Capital Omicron is a typographic variant of the Greek letter omicron, specifically designed for use in mathematical notation to represent variables, constants, or other symbolic quantities where a bold italic Greek capital letter is required. It belongs to the Mathematical Alphanumeric Symbols block, allowing it to be visually distinguished from the standard Greek omicron in plain text or in contexts like scientific equations and computer algebra systems. This character helps avoid confusion between Greek letters and Latin characters that look similar, such as the Latin letter O, while maintaining the stylistic conventions of mathematical typesetting.

General Properties

Code Point	U+1D72A
Version Added	3.1
Name	Mathematical Bold Italic Capital Omicron
Block	Mathematical Alphanumeric Symbols
General Category	Uppercase Letter
Canonical Combining Class	Not Reordered
Bidirectional Class	Left To Right
Decomposition Type	Font
Decomposition Mapping	"Ο" U+039F Greek Capital Letter Omicron

Encodings

HTML Decimal Encoding	𝜪
HTML Hex Encoding	𝜪
UTF-8 Encoding	0xF0 0x9D 0x9C 0xAA
UTF-16 Encoding	0xD835 0xDF2A
UTF-32 Encoding	0x0001D72A
C/C++/Java Escape	\ud835\udf2a

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	"ο" U+03BF Greek Small Letter Omicron
NFKC Simple Casefold	"ο" U+03BF Greek Small Letter Omicron
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