Definition:Universal Negative/Also denoted as
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Universal Negative: Also denoted as
Traditional logic abbreviated the universal negative as $\mathbf E$.
Thus, when examining the categorical syllogism, the universal negative $\forall x: \map S x \implies \neg \map P x$ is often abbreviated:
- $\map {\mathbf E} {S, P}$
Sources
- 1965: E.J. Lemmon: Beginning Logic ... (previous) ... (next): Chapter $4$: The Predicate Calculus $2$: $4$ The Syllogism