Well-Formed Formula (WFF)
A well-formed formula (WFF) is a syntactically correct expression in a formal…
Logical Conjunction (Wedge Symbol)
The wedge symbol (∧) represents logical conjunction, meaning both connected statements must…
Weakening Rule in Logic
The weakening rule allows adding propositions to a logical derivation without invalidating…
Weak Paraconsistency Explained
Weak paraconsistency views true contradictions as formal tools for studying reasoning. It…
Weak Negation in Logic
Weak negation, found in non-classical logics, asserts the absence of truth for…
Weak Kleene Connectives in Three-Valued Logic
Weak Kleene connectives are operators in three-valued logic where undefined components may…
Weak Excluded Middle in Intuitionistic Logic
The weak excluded middle asserts that for any proposition P, either P…
Weak Counterexample in Intuitionistic Logic
A weak counterexample in intuitionistic logic signifies a lack of positive evidence…
Weak Completeness in Logic
Weak completeness states that if a statement is semantically valid (true in…
Vicious Circle Principle
The vicious circle principle safeguards against circular definitions and arguments. It ensures…