Mathematical Bold Script Small L 𝓵

Visual Description: The symbol is a bold, script style lowercase L. It has a curved stroke that loops gracefully and tilts slightly. The lines are thick and smooth, with a handwritten touch. On pages or screens it reads clearly and adds a flourish to formulas.

Meaning & Usage: In math and science, this letter often stands for length, latency, or a parameter that varies in a model. Its bold script form signals emphasis or a distinct variable. It pairs with standard operations and is easy to distinguish from other letters in dense equations.

Historical Background: The form belongs to a family of fancy alphanumeric symbols used in mathematical notation. It evolved from script fonts that aim to capture motion and flow. The bold script variant helps separate a variable from nearby text. No single origin dominates its use, just common practice.

Practical Use: In calculators and editors, the bold script L helps users mark a specific quantity without clutter. It works with shortcuts to switch notation or to insert common formulas quickly. UI controls can toggle between styles, group related variables, or compare values at a glance. This makes dense work faster and clearer.

See our category page for related symbols.

Look‑alikes: l (U+6C).

Need styled alternatives? Try the Fancy Text tool.