Temporal Modal Logic
Temporal modal logic extends modal logic with time-related modalities like 'always' and…
Syllogistic Figure
The syllogistic figure defines a syllogism's structure based on the middle term's…
Subtheory: Understanding Theories Within Theories
A subtheory is a specialized theory nested within a broader one. It…
Subordinate Connective in Logic
A subordinate connective is a logical operator appearing within the scope of…
Subalternation in Logic
Subalternation describes how a universal statement's truth guarantees the truth of its…
Structural Rule in Logic
A structural rule in logic, particularly proof theory, governs the manipulation of…
Strong Counterexample in Intuitionistic Logic
A strong counterexample in intuitionistic logic disproves an instance of the law…
Satisfaction in Model Theory
Satisfaction in model theory describes the relationship between a structure and a…
Quantifiers in Logic
Quantifiers are fundamental logical operators like 'all' or 'some' that specify the…