U+1D512 "𝔒" Mathematical Fraktur Capital O Unicode Character

Unicode Version 18.0

𝔒
Source: Noto Sans Math Source: Browser Default

U+1D512 "𝔒" Mathematical Fraktur Capital O is a stylized letter O from the Fraktur typeface, included in the Mathematical Alphanumeric Symbols block for use in mathematical and scientific notation. This character is designed to represent a capital O in a blackletter style, often employed to denote specific mathematical objects such as rings, modules, or operators in algebra and number theory. Its inclusion in Unicode helps distinguish it from a standard "O" in plain text, ensuring clarity in formal writing where different alphabetic styles carry distinct meanings.

Encodings

HTML Decimal Encoding
𝔒
HTML Hex Encoding
𝔒
UTF-8 Encoding
0xF0 0x9D 0x94 0x92
UTF-16 Encoding
0xD835 0xDD12
UTF-32 Encoding
0x0001D512
C/C++/Java Escape
\ud835\udd12