Mathematical Sans-Serif Bold Small P 𝗽

Visual Description: The symbol appears as a bold, clean small p in a geometric sans-serif style. It has uniform strokes and a compact bowl. The stroke weight makes it stand out among other symbols. In formulas and editors, it reads as a distinct glyph with high legibility. It pairs well with other punctuation in formulas.

Meaning & Usage: It is used as a variable or parameter, often to denote probability, pressure, or a generic quantity. In math layouts, bold sans-serif letters label vectors or components. In calculators and editors, this glyph helps quick recognition and grouping of related terms. This helps readers treat the glyph as a distinct unit.

Historical Background: This style belongs to a family of mathematical alphanumeric symbols chosen to provide clear contrast in dense notation. The approach grew from typographic needs to separate bold mathematical terms from operators and constants. Digital fonts and math editors adopted the bold sans-serif look for consistent labeling. It appears across teaching materials and software interfaces.

Practical Use: In software, you may see this glyph used to label parameters or outcomes. Quick UI controls can switch font weight or style, apply bold, or toggle between similar glyphs. Formulas benefit from consistent bold symbols when comparing quantities or aligning terms. Keep it consistent to avoid misreadings.

See our category page for related symbols.

Look‑alikes: p (U+70).

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