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𝓫

Mathematical Bold Script Small B Symbol

𝓫 is the Mathematical Bold Script Small B character used for styled mathematical text.

U+1D4EB

𝓫 (U+1D4EB) is a Unicode mathematical letter with a bold script style. It’s commonly used when you need a distinctive small β€œb” for formulas, labels, or typography.

Mathematical Bold Script Small B Symbol Meaning

𝓫 is a Unicode character in the β€œMathematical Bold Script Small B” style. In practice, it represents a stylized lowercase b for mathematical or technical notation. Because it’s a specifically formatted script-style character, its main value is visual distinction: it can help separate variables, denote a particular kind of function or vector/matrix component, or match a typographic theme in documents and designs. Like other Unicode math script letters, it has no separate meaning by itself beyond being a glyph that looks like a bold, script lowercase b.

Common uses

  • β€’Creating styled variables in mathematical writing
  • β€’Labeling parts of equations or diagrams in notation-heavy documents
  • β€’Using typographic script β€œb” in posters, slides, and design mockups
  • β€’Front-end UI text where math-style letters improve visual hierarchy
  • β€’Generating consistent symbol sets for technical branding or templates

Examples

𝓫 β€” Mathematical Bold Script Small B

  • 𝓫Let 𝓫(x) be defined for all x in the domain.
  • 𝓫We denote the script variable 𝓫 as a component of the model.
  • 𝓫The term 𝓫 represents a bold script parameter in the formula.
  • 𝓫In the diagram, 𝓫 marks the second state variable.
  • 𝓫Use 𝓫 to distinguish this quantity from 𝒃.

Variations

Ready to copy

Technical codes

UnicodeU+1D4EB
HTML Entity𝓫
HTML Code𝓫
CSS\1D4EB
Decimal120043

How to type Mathematical Bold Script Small B Symbol (𝓫)

On Windows

In Word, type 1D4EB then press Alt + X. Or open the emoji picker with Windows key + period.

On Mac

Press Control + Command + Space to open Character Viewer and search for the character.

On Linux

Press Control + Shift + U, type 1d4eb, then press Enter or Space.

Anywhere

Copy 𝓫 with the button above and paste it wherever you need it β€” this works on every device and in every app, with no keyboard shortcut to remember.

FAQ

What does the Mathematical Bold Script Small B symbol mean?

𝓫 is a Unicode character in the β€œMathematical Bold Script Small B” style. In practice, it represents a stylized lowercase b for mathematical or technical notation. Because it’s a specifically formatted script-style character, its main value is visual distinction: it can help separate variables, denote a particular kind of function or vector/matrix component, or match a typographic theme in documents and designs. Like other Unicode math script letters, it has no separate meaning by itself beyond being a glyph that looks like a bold, script lowercase b.

What Unicode character is 𝓫?

𝓫 is MATHEMATICAL BOLD SCRIPT SMALL B with code point U+1D4EB.

How do I copy and paste 𝓫 reliably?

Copy the character directly from this page, or paste using a font that supports Unicode math script letters.

Can I use 𝓫 in HTML and CSS?

Yes. The HTML entity is 𝓫 and the CSS/escape value is \1D4EB.

Does 𝓫 have a special meaning beyond being a styled β€œb”?

It’s mainly a visual/typographic glyph: a bold script lowercase b used in mathematical or technical notation to differentiate variables.