Mathematical Bold Fraktur Small R 𝖗

Visual Description: This character appears as a small letter r drawn in a bold Fraktur style. The strokes feature sharp, angular edges and decorative flourishes that set it apart from plain text. It reads as a stylized variable or symbol suitable for math notation and typographic art. It sits compactly in formulas and labels.

Meaning & Usage: The symbol signals a special kind of variable. In math typography, a bold Fraktur r helps distinguish a particular quantity from ordinary letters. It is used in formulas, set descriptions, and notations where a unique style matters. Many writers pair it with calculators and tools.

Historical Background: This style grew from early printed type and later digital fonts that offered decorative variants for emphasis. Over time, math authors adopted such forms to denote special variables, constants, or qualitative distinctions. The practice spread through textbooks, journals, and user interfaces without tying to a single origin.

Practical Use: In software, designers provide quick UI controls to switch styles or compare values with a bold script r. Use formulas and calculators to test how the symbol affects readability. It helps highlight a variable, differentiate it in diagrams, and guide quick decisions in a UI.

See our category page for related symbols.

Look‑alikes: r (U+72).

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