U+212C • script
Script Capital B (B) is a stylized uppercase Latin letter 'B' rendered in a cursive or script typeface. It is used in mathematical and scientific contexts to denote special functions, operators, or sets.
The Symbol For Script Capital B (ℬ) is a unicode character in the Basic Multilingual Plane Plane. It is found in the Letterlike Symbols block and was approved as part of Unicode Version 1.1 in 1993
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