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𝒹

Mathematical Script Small D Symbol

𝒹 (U+1D4B9) is the Mathematical Script Small D character used for styled mathematical notation.

U+1D4B9

𝒹 is a Unicode character in the Mathematical Script block. It’s often used when you want a calligraphic/script-style lowercase D in math or design.

Mathematical Script Small D Symbol Meaning

𝒹 is “MATHEMATICAL SCRIPT SMALL D” (Unicode U+1D4B9), a styled lowercase D intended for mathematical typography. Because it’s a specific Unicode character (not a font trick), it behaves consistently across systems that support the symbol. In practice, it helps distinguish variables, operators, or constants in equations and technical documents where script letters are preferred for readability or hierarchy. It can also be used in design contexts—such as monograms or branding—when you want a script-like D that matches other mathematical styled characters.

Common uses

  • Representing a script-style variable “d” in equations and proofs
  • Labeling parts of a formula or function with script typography
  • Creating consistent symbol styling in math-heavy documents
  • Using as a decorative/typographic mark in technical posters and slides
  • Designing UI labels or badges that require script-style letters

Examples

𝒹 Mathematical Script Small D

  • 𝒹Let 𝒹 be a parameter.
  • 𝒹Define f(𝒹) = 𝒹².
  • 𝒹The value of 𝒹 increases with t.
  • 𝒹Solve for 𝒹 under the given constraints.
  • 𝒹Choose 𝒹 as the script variable.

Variations

Ready to copy

Technical codes

UnicodeU+1D4B9
HTML Entity𝒹
HTML Code𝒹
CSS\1D4B9

FAQ

What does the Mathematical Script Small D symbol mean?

𝒹 is “MATHEMATICAL SCRIPT SMALL D” (Unicode U+1D4B9), a styled lowercase D intended for mathematical typography. Because it’s a specific Unicode character (not a font trick), it behaves consistently across systems that support the symbol. In practice, it helps distinguish variables, operators, or constants in equations and technical documents where script letters are preferred for readability or hierarchy. It can also be used in design contexts—such as monograms or branding—when you want a script-like D that matches other mathematical styled characters.

What is the Unicode code point for 𝒹?

𝒹 is U+1D4B9 (MATHEMATICAL SCRIPT SMALL D).

How can I copy 𝒹 into HTML?

You can paste the character directly, or use the HTML entity 𝒹.

How do I reference 𝒹 in CSS or JavaScript?

CSS escape: \\1D4B9. JavaScript escape: \\u{1D4B9}.

Will 𝒹 display correctly on all devices?

It should display when the font supports Unicode Mathematical Script characters; otherwise it may appear as a fallback glyph.