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𝔧

Mathematical Fraktur Small J Symbol

𝔧 is the Mathematical Fraktur small letter J used as a styled variable or identifier in math and notation.

U+1D527

𝔧 is a Unicode character in the Mathematical Fraktur block. It’s commonly used to represent a styled “j” in formulas and typeset text. This page helps you copy it and use the correct Unicode escape forms.

Mathematical Fraktur Small J Symbol Meaning

𝔧 is the Unicode character “MATHEMATICAL FRAKTUR SMALL J” (U+1D527). Like other Fraktur letters, it’s primarily used as a typographic variant of the lowercase letter j. In practice, you’ll see it in mathematical writing where different letter styles distinguish variables, sets, or functions (for example, choosing Fraktur for a particular object or operator name). Outside of formal math, it can also be used in design or editorial contexts to convey a mathematical or “lettered symbol” feel while still reading as a stylized j.

Common uses

  • Labeling a variable in math formulas where a Fraktur style is required
  • Distinguishing different objects in typed notes or textbooks (e.g., j vs. 𝔧)
  • Creating consistent identifiers in technical writing and documentation
  • Using in posters, slides, or social posts with a math-themed typographic style
  • Programming/markup contexts where a specific Unicode character must be inserted

Examples

𝔧 Mathematical Fraktur Small J

  • 𝔧Let 𝔧 be defined by 𝔧 = g(x) for x in ℝ.
  • 𝔧The sequence (𝔧₁, 𝔧₂, 𝔧₃) converges under these conditions.
  • 𝔧We compare 𝔧 and j to highlight the Fraktur notation.
  • 𝔧Define the set 𝔧 = { a, b, c } using the given rule.
  • 𝔧In the model, 𝔧 represents a parameter of interest.

Variations

Ready to copy

Technical codes

UnicodeU+1D527
HTML Entity𝔧
HTML Code𝔧
CSS\1D527

FAQ

What does the Mathematical Fraktur Small J symbol mean?

𝔧 is the Unicode character “MATHEMATICAL FRAKTUR SMALL J” (U+1D527). Like other Fraktur letters, it’s primarily used as a typographic variant of the lowercase letter j. In practice, you’ll see it in mathematical writing where different letter styles distinguish variables, sets, or functions (for example, choosing Fraktur for a particular object or operator name). Outside of formal math, it can also be used in design or editorial contexts to convey a mathematical or “lettered symbol” feel while still reading as a stylized j.

What Unicode character is 𝔧?

𝔧 is the Unicode character “MATHEMATICAL FRAKTUR SMALL J” with code point U+1D527.

How can I copy 𝔧 into HTML?

You can use the HTML entity: 𝔧 or paste the character directly.

What escape can I use in CSS or JavaScript?

CSS escape: \\1D527. JavaScript escape: \\u{1D527}.

Is 𝔧 the same as the lowercase letter j?

It’s related visually and semantically as a styled “j,” but it is a distinct Unicode character, typically used to express a specific notation style.