Unicode Character "𝐁" (U+1D401)

The character 𝐁 (Mathematical Bold Capital B) is represented by the Unicode codepoint U+1D401. It is encoded in the Mathematical Alphanumeric Symbols block, which belongs to the Supplementary Multilingual Plane. It was added to Unicode in version 3.1 (March, 2001). It is HTML encoded as 𝐁.

Main Unicode Properties

Name Mathematical Bold Capital B
Unicode Codepoint U+1D401
Unicode Version 3.1 (March, 2001)
Block Mathematical Alphanumeric Symbols
Plane Supplementary Multilingual Plane

Bidirectional Data

Bidirectional class Left To Right (L)
Is mirrored? No

Other Unicode Data

Category Uppercase Letter
Script Code for undetermined script
Combining Class Not Reordered
Decomposition mapping

U+1D401 Conversion

HTML (decimal) 𝐁
HTML (hex) 𝐁
HTML (named) -
URL Escape Code %F0%9D%90%81
CSS \01D401
JavaScript, JSON \u1D401
C, C++, Java \u1D401
Python \u1D401
Rust \u{1D401}
Ruby \u1D401

How to type "𝐁"

  • Windows ?: Hold Alt, then type 1 D 4 0 1. Release Alt.
  • Mac ?: Hold Alt ⌥, then type D 8 3 5 D C 0 1. Release Alt.

Preview

  • 𝐁
    Times, Times New Roman, serif
  • 𝐁
    Helvetica, Arial, sans-serif
  • 𝐁
    Courier, Courier New, monospace

UTF Encodings

UTF-8 (hex) 0xF0 0x9D 0x90 0x81
UTF-16 (hex) 0xD835 0xDC01
UTF-32 (hex) 0x0001D401

References