U1D89

U+1D89 is a code point in the Unicode standard, usually written as U+1D89, and it is part of the Mathematical Alphanumeric Symbols block. This block, which spans from U+1D400 to U+1D7FF, encodes Latin and Greek letters in a variety of typographic styles designed for mathematical notation, including bold, italic, bold italic, sans-serif, and other variants.

As with other characters in this block, the exact glyph rendered for U+1D89 depends on the font and rendering system in use. The formal name and properties of the code point are defined in the Unicode character database, and there may be related compatibility decompositions. In many fonts, U+1D89 will display as a stylized letter corresponding to its assigned style, while some fonts may show a fallback symbol if the glyph is not available.

U+1D89 is primarily used in contexts that require precise typographic distinction in mathematical or scientific notation, particularly in digital documents, fonts, and software that support Unicode. The character set provided by this block aims to give researchers and publishers a consistent way to encode a wide range of typographic variants without resorting to image-based glyphs.

Rendering and support for U+1D89 vary by platform and font. Modern operating systems and typesetting environments that include fonts implementing the Mathematical Alphanumeric Symbols will generally render the character in a manner consistent with the chosen style.

See also: Unicode, Unicode block Mathematical Alphanumeric Symbols, and the range U+1D400 to U+1D7FF.