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𝐵

Mathematical Italic Capital B Symbol

𝐵 is the Mathematical Italic Capital B character used in math and styled typography.

U+1D435

𝐵 is a Unicode character with an italic, math-styled appearance. It’s commonly used where authors need a clear capital B in an italic math font. You can copy it directly or use its Unicode/HTML details in your software.

Mathematical Italic Capital B Symbol Meaning

𝐵 is the Unicode character “MATHEMATICAL ITALIC CAPITAL B” (U+1D435). The “italic” styling distinguishes it from a regular capital B and from other mathematical alphabets. In technical writing and typesetting, it’s typically used as a variable, symbol label, or constant name where italic capitals are preferred. Designers and document builders may also use it to match math-like typography in headings, formulas, or annotated diagrams. Because it’s a distinct Unicode character, it’s best to copy 𝐵 directly or reference its code point/escapes so it renders consistently.

Common uses

  • Labeling variables in equations where an italic capital B is desired
  • Writing mathematical notation in plain text, chat, or documentation
  • Creating consistent typography in math-themed posters or UI labels
  • Denoting groups, sets, or parameters in technical writing
  • Using in formula captions and references where italic styling matters

Examples

𝐵 — Mathematical Italic Capital B

  • 𝐵The value of 𝐵 is determined by the boundary conditions.
  • 𝐵Let 𝐵 represent the second basis vector.
  • 𝐵We compute the matrix 𝐵 and then apply it to the vector.
  • 𝐵For set 𝐵, the elements satisfy the given property.
  • 𝐵In the expression, 𝐵 is a constant parameter.

Variations

Ready to copy

Technical codes

UnicodeU+1D435
HTML Entity𝐵
HTML Code𝐵
CSS\1D435

FAQ

What does the Mathematical Italic Capital B symbol mean?

𝐵 is the Unicode character “MATHEMATICAL ITALIC CAPITAL B” (U+1D435). The “italic” styling distinguishes it from a regular capital B and from other mathematical alphabets. In technical writing and typesetting, it’s typically used as a variable, symbol label, or constant name where italic capitals are preferred. Designers and document builders may also use it to match math-like typography in headings, formulas, or annotated diagrams. Because it’s a distinct Unicode character, it’s best to copy 𝐵 directly or reference its code point/escapes so it renders consistently.

What Unicode character is 𝐵?

𝐵 is the character “MATHEMATICAL ITALIC CAPITAL B” with Unicode code point U+1D435.

How do I copy 𝐵 correctly?

Copy the character directly from this page. If you’re scripting, use the provided HTML entity 𝐵 or the code point U+1D435 to avoid font/encoding issues.

Will 𝐵 always look italic like math?

It is a distinct Unicode math-italic character. Appearance can still depend on the font, but using the correct character (U+1D435) gives the intended math-styled form.

Is 𝐵 the same as a regular capital B?

No. A regular “B” is different from 𝐵. 𝐵 is a mathematical italic capital B, so they may render differently and won’t be interchangeable character-for-character.