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𝞼

Mathematical Sans-serif Bold Italic Small Sigma Symbol

𝞼 is a mathematical small sigma character styled in a sans-serif bold italic form.

U+1D7BC

𝞼 is a Unicode math symbol used when you need a specific “small sigma” styling for formulas or typography. It’s ideal for designers and developers working with Unicode math characters.

Mathematical Sans-serif Bold Italic Small Sigma Symbol Meaning

𝞼 (U+1D7BC) is “MATHEMATICAL SANS-SERIF BOLD ITALIC SMALL SIGMA”. In mathematical notation, the lowercase sigma (σ-like) is commonly used to represent summation, indexing, or other sigma-related notation. This particular character is distinct from regular σ because it carries a specific typographic style: sans-serif, bold, italic, and in the “mathematical” sigma set. When you want consistent, styled math typography across platforms, using this exact Unicode character helps avoid font substitution that can occur with look-alike letters.

Common uses

  • Typesetting math where a styled lowercase sigma is required (e.g., UI math labels)
  • Designing consistent mathematical branding in dashboards and scientific infographics
  • Writing formulas in plain text that must preserve Unicode styling
  • Creating custom math symbol sets for document templates and editors
  • Developer-friendly use in code and markdown where precise Unicode characters matter

Examples

𝞼 Mathematical Sans-Serif Bold Italic Small Sigma

  • 𝞼Let 𝞼 denote the summation index.
  • 𝞼Compute S = 𝞼(i=1..n) a_i.
  • 𝞼In this notation, 𝞼 represents the aggregate term.
  • 𝞼The value of 𝞼 depends on the chosen range.
  • 𝞼Use 𝞼 in the formula header for consistency.

Variations

Ready to copy

Technical codes

UnicodeU+1D7BC
HTML Entity𝞼
HTML Code𝞼
CSS\1D7BC

FAQ

What does the Mathematical Sans-serif Bold Italic Small Sigma symbol mean?

𝞼 (U+1D7BC) is “MATHEMATICAL SANS-SERIF BOLD ITALIC SMALL SIGMA”. In mathematical notation, the lowercase sigma (σ-like) is commonly used to represent summation, indexing, or other sigma-related notation. This particular character is distinct from regular σ because it carries a specific typographic style: sans-serif, bold, italic, and in the “mathematical” sigma set. When you want consistent, styled math typography across platforms, using this exact Unicode character helps avoid font substitution that can occur with look-alike letters.

What is the Unicode codepoint for 𝞼?

Its Unicode codepoint is U+1D7BC.

How can I copy 𝞼 into my documents or web pages?

Copy the character 𝞼 directly, or use its HTML entity 𝞼.

What are the CSS and JavaScript escapes for 𝞼?

CSS escape: \\1D7BC. JavaScript escape: \\u{1D7BC}.

Is 𝞼 the same as the standard lowercase sigma (σ)?

No. 𝞼 is a specific mathematical styled variant (“sans-serif bold italic small sigma”), so it may not look the same as σ in fonts.