Mathematical Alphanumeric Symbols

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Mathematical Alphanumeric Symbols
RangeU+1D400..U+1D7FF
(1,024 code points)
PlaneSMP
ScriptsCommon
Symbol setsMathematical
Assigned996 code points
Unused28 reserved code points
Unicode version history
3.1 (2001)991 (+991)
4.0 (2003)992 (+1)
4.1 (2005)994 (+2)
5.0 (2006)996 (+2)
Note: [1][2]

Mathematical Alphanumeric Symbols is a Unicode block comprising styled forms of Latin and Greek letters and decimal digits that enable mathematicians to denote different notions with different letter styles. The letters in various fonts often have specific, fixed meanings in particular areas of mathematics. By providing uniformity over numerous mathematical articles and books, these conventions help to read mathematical formulas.

Unicode now includes many such symbols (in the range U+1D400–U+1D7FF).  The rationale behind this is that it enables design and usage of special mathematical characters (fonts) that include all necessary properties to differentiate from other alphanumerics, e.g. in mathematics an italic "