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𝒰

Mathematical Script Capital U Symbol

𝒰 is the Mathematical Script Capital U, used to style variables and symbols in mathematical or technical text.

U+1D4B0

𝒰 is a Unicode character styled like a script (calligraphic) capital U. It’s commonly used when you want a distinct, elegant letter form for variables or labels. This page provides copy-ready forms and relevant identifiers.

Mathematical Script Capital U Symbol Meaning

𝒰 (Unicode U+1D4B0) is the β€œMATHEMATICAL SCRIPT CAPITAL U,” part of the Mathematical Alphanumeric Symbols. In math writing and technical diagrams, it’s often used as a styled variant of a capital U to differentiate it from regular U. You may see it in handwritten-style notation, typography experiments, formula rendering where a specific calligraphic alphabet is desired, or UI/graphics labels that need a β€œscript capital” look. As with other script variants, legibility depends on the font supporting this Unicode range.

Common uses

  • β€’Labeling a mathematically styled variable or constant (capital U in script form)
  • β€’Typography for academic notes, slides, or posters needing a calligraphic U
  • β€’Diagram and diagramming tools where script capitals improve visual distinction
  • β€’Design elements for monograms or brand-like marks using a formal math script letter
  • β€’Developer-facing display in documentation or UI where a specific Unicode math style is required

Examples

𝒰 Mathematical Script Capital U

  • 𝒰Let 𝒰 be a given matrix.
  • 𝒰Define 𝒰 as the transformation operator.
  • 𝒰We write 𝒰 ∈ 𝒒 to indicate membership.
  • 𝒰The state is denoted by 𝒰(t).
  • 𝒰Consider the function 𝒰(x) on the interval.

Variations

Ready to copy

Technical codes

UnicodeU+1D4B0
HTML Entity𝒰
HTML Code𝒰
CSS\1D4B0

FAQ

What does the Mathematical Script Capital U symbol mean?

𝒰 (Unicode U+1D4B0) is the β€œMATHEMATICAL SCRIPT CAPITAL U,” part of the Mathematical Alphanumeric Symbols. In math writing and technical diagrams, it’s often used as a styled variant of a capital U to differentiate it from regular U. You may see it in handwritten-style notation, typography experiments, formula rendering where a specific calligraphic alphabet is desired, or UI/graphics labels that need a β€œscript capital” look. As with other script variants, legibility depends on the font supporting this Unicode range.

What Unicode character is 𝒰?

𝒰 is the Mathematical Script Capital U with Unicode code point U+1D4B0.

How can I copy 𝒰 into HTML?

Use the HTML entity: 𝒰.

What escapes can I use in code?

CSS escape: \\1D4B0. JavaScript escape (with braces): \\u{1D4B0}.

Will 𝒰 display correctly on all devices?

It depends on font support for the Mathematical Alphanumeric Symbols block; most modern fonts support it, but not all.