Existence Predicate
An existence predicate, often found in free logics, is a logical construct…
Ex Falso Quodlibet: The Principle of Explosion
Ex falso quodlibet, or the principle of explosion, is a logical tenet…
Erotetic Logic: The Logic of Questions
Erotetic logic is the formal study of questions. It examines question structures,…
Elimination Rule in Logical Inference
An elimination rule in logic simplifies formulas by removing connectives or quantifiers.…
Double Turnstile Symbol (⊨) in Logic
The double turnstile (⊨) symbol signifies semantic entailment or logical consequence. It…
Double Negation Elimination
Double negation elimination is a core principle in classical logic. It states…
Dominant Connective in Logic
The dominant connective in a logical formula is the one with the…
Distributive Predication in Logic
Distributive predication is a logical property where a predicate applies to each…
Understanding Distributed Terms in Categorical Propositions
A term is distributed in a categorical proposition when the statement refers…
Disjunct: Understanding Components of a Disjunction
A disjunct is one of the component propositions within a disjunction. Each…