This page is about the meaning, origin and characteristic of the symbol, emblem, seal, sign, logo or flag: Universal Quantification.
This represents "for all" (or better "for each") or "given any".
∀ x: f(x)
means that f(x) is true for all x.
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Category: Mathematical Symbols.
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"Universal Quantification." Symbols.com. STANDS4 LLC, 2020. Web. 25 Jan. 2020. <https://www.symbols.com/symbol/universal-quantification>.