HTML Entity Detail

HTML Entity - Script Small L

Script Small L is a letterlike mathematical symbols representing number sets and special functions. This HTML entity enables web developers to display this character reliably across all browsers without encoding issues.

Symbol preview
Unicode

U+2113

HTML entity

ℓ

CSS code

\2113

Usage Examples

Use this HTML entity in mathematical notation for number sets like ℝ (real numbers) and ℕ (natural numbers), and physics constants.

Common Mistakes

⚠️

Mistake: Using plain Latin letters instead of double-struck symbols for number sets

Fix: Use ℝ (ℝ), ℕ (ℕ), ℤ (ℤ), ℂ (ℂ) for number sets. Plain R, N, Z, C are ambiguous and less formal in mathematical writing.

⚠️

Mistake: Confusing the aleph symbol ℵ with a Hebrew letter or a stylized N

Fix: The aleph symbol ℵ is specifically used in set theory for transfinite cardinal numbers (ℵ₀). It is not a decorative character or a substitute for the Hebrew letter.

Script Small L

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Category: Letterlike Symbols
Unicode U+2113
Hex Code ℓ
HTML Code ℓ
HTML Entity ℓ
CSS Code \2113
Windows Shortcut
Mac Shortcut
HTML code example
CSS code example
Last updated: 21 Jun 2026