Subcontraries in Traditional Logic
Subcontraries are two particular statements in traditional logic that cannot both be…
Square of Opposition
The Square of Opposition illustrates logical relations between A, E, I, and…
Situation Semantics
Situation semantics analyzes meaning based on situations, not just truth conditions in…
Redundancy Theory of Truth
The redundancy theory of truth posits that asserting a proposition is true…
Particular Proposition
A particular proposition in traditional logic makes a claim about some, but…
O-Proposition in Traditional Logic
An O-proposition, in traditional logic, is a particular negative categorical proposition. It…
Obverse in Traditional Logic
The obverse is a logical operation that negates a proposition's predicate and…
Non-Alethic Modal Logic
A branch of modal logic exploring modes of truth beyond necessity and…
Modal Fictionalism Explained
Modal fictionalism suggests modal statements are useful fictions, avoiding commitment to the…
Logic of Paradox
Explore a logical system embracing contradictions, challenging the law of non-contradiction. Understand…