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U+1D459 · Mathematical Italic Small L · Mathematical Alphanumeric Symbols · Common

Mathematical Italic Small L 𝑙

Visual Description: It is a slender lowercase l with a gentle italic tilt. The line is taller than a standard l and slightly curved. The stroke is smooth and uniform, designed for quick eye tracking in equations. In math fonts, this symbol has a refined, airy appearance that avoids crowding nearby symbols.

Meaning & Usage: This italic l marks a variable or a function name in mathematics. It helps distinguish letters that represent quantities from digits and operators. In many formulas, it acts as a placeholder that can take different values. It also appears in coordinates and as a unit symbol in code-like contexts.

Historical Background: The italic style of mathematical letters grew with the need to separate variables from numeric constants in dense texts. Early typesetting favored slanted forms to signal variable roles. Over time, printers and writers standardized the italic lowercase l for clarity, especially in long equations and tables used in math and science work.

Practical Use: In digital tools, this italic l appears in formulas and inputs to denote a variable. It can be typed with math keyboards or picked from quick UI controls for comparisons, like less-than or equals checks, in calculators and CAS interfaces. Designers keep the glyph distinct to prevent misreadings during quick calculations.

See our category page for related symbols.

Look‑alikes: l (U+6C).

Need styled alternatives? Try the Fancy Text tool.

Confusables

Technical details
  • Codepoint: U+1D459
  • General Category: Ll
  • Age: 3.1
  • Bidi Class: L
  • Decomposition: <font> 006C
  • Block: Mathematical Alphanumeric Symbols
  • Script: Common
  • UTF-8: F0 9D 91 99
  • UTF-16: D835 DC59
  • UTF-32: 0001D459
  • HTML dec: &#119897;
  • HTML hex: &#x1D459;
  • JS escape: \u{1D459}
  • Python \N{}: \N{MATHEMATICAL ITALIC SMALL L}
  • Python \U: \U0001D459
  • URL-encoded: %F0%9D%91%99
  • CSS escape: \1D459
How to type / insert

Fast copy: click the Copy button near the top of this page.

By codepoint: in many editors and IDEs, you can insert via the Unicode code U+1D459 or a built‑in character picker.

HTML: use the numeric entity (hex) or (decimal) when an HTML entity is needed.

Compatibility & troubleshooting

Font support: if the symbol does not render, the current font likely lacks this codepoint. Choose a font with broad Unicode coverage or allow a fallback font.

Web pages: ensure your CSS font stack includes a general fallback; avoid relying on images for common symbols to preserve accessibility and copyability.