U+1D48B "𝒋" Mathematical Bold Italic Small J Unicode Character
Unicode Version 17.0
U+1D48B "𝒋" Mathematical Bold Italic Small J is a specialized typographic glyph used primarily in mathematical and scientific notation to represent the letter 'j' in a bold italic style, which helps distinguish it from standard text. This character belongs to the Mathematical Alphanumeric Symbols block, a large set of characters designed to provide clear, unambiguous representations of letters and digits in various styles for use in formulas, equations, and technical documents. Its presence allows authors and typesetters to maintain semantic clarity, as the bold italic form often indicates a variable, vector, or specific mathematical entity, such as an imaginary unit or a coordinate axis, without relying on font formatting that might be lost in plain text.
General Properties
Encodings
| HTML Decimal Encoding |
𝒋 |
| HTML Hex Encoding |
𝒋 |
| UTF-8 Encoding |
0xF0 0x9D 0x92 0x8B |
| UTF-16 Encoding |
0xD835 0xDC8B |
| UTF-32 Encoding |
0x0001D48B |
| C/C++/Java Escape |
\ud835\udc8b |
Unicode Properties