Mathematical Bold Fraktur Capital B 𝕭
Visual Description: This character appears as a capital B drawn in a bold Fraktur style. The strokes are heavy and angular, with decorative swirls at the ends. The overall shape remains recognizable, yet it carries a Gothic, handwritten feel that makes it stand out in mathematical text and bold headings.
Meaning & Usage: This Fraktur B is used to denote particular objects in math, such as a fixed matrix, a set, or a special constant. It signals emphasis and distinction in formulas, textbooks, and educational apps. In software, it may appear in font menus as a stylistic option for notation.
Historical Background: Fraktur styles have roots in older typography and manuscript practice. In math, bold Fraktur letters have served to distinguish objects in notes and early printings. The choice is a design convention, shaped by fonts, display needs, and the availability of bold variants across platforms.
Practical Use: In practice, designers use this glyph to mark special objects in formulas, proofs, and teaching notes. In calculators and quick UI controls, a style option may switch nearby symbols to a Fraktur look for emphasis or comparisons. It helps readers track steps without changing content.
See our category page for related symbols.
Look‑alikes: B (U+42).
Need styled alternatives? Try the Fancy Text tool.
Confusables
Technical details
- Codepoint:
U+1D56D - General Category:
Lu - Age:
3.1 - Bidi Class:
L - Decomposition:
<font> 0042 - Block:
Mathematical Alphanumeric Symbols - Script:
Common - UTF-8:
F0 9D 95 AD - UTF-16:
D835 DD6D - UTF-32:
0001D56D - HTML dec:
𝕭 - HTML hex:
𝕭 - JS escape:
\u{1D56D} - Python \N{}:
\N{MATHEMATICAL BOLD FRAKTUR CAPITAL B} - Python \U:
\U0001D56D - URL-encoded:
%F0%9D%95%AD - CSS escape:
\1D56D
How to type / insert
Fast copy: click the Copy button near the top of this page.
By codepoint: in many editors and IDEs, you can insert via the Unicode code U+1D56D or a built‑in character picker.
HTML: use the numeric entity 항 (hex) or 항 (decimal) when an HTML entity is needed.
Compatibility & troubleshooting
Font support: if the symbol does not render, the current font likely lacks this codepoint. Choose a font with broad Unicode coverage or allow a fallback font.
Web pages: ensure your CSS font stack includes a general fallback; avoid relying on images for common symbols to preserve accessibility and copyability.