possible worlds

Alethic Modality

Alethic modality explores the nature of necessity and possibility. It distinguishes between what must be true, what could be true,…

3 days ago

Trans-World Identity

Exploring trans-world identity in modal logic and metaphysics. It addresses how individuals persist and change across different possible worlds, tackling…

4 days ago

Ternary Semantics in Logic

Ternary semantics extend possible worlds semantics using a ternary relation, often in relevant logics. This approach offers a richer framework…

4 days ago

Strong Paraconsistency: Embracing Contradictions

Strong paraconsistency posits that contradictions can be genuinely true in some possible worlds. This contrasts with weak paraconsistency, which views…

4 days ago

Strict Conditional

A strict conditional is a logical implication where the truth of the antecedent necessitates the truth of the consequent. It's…

4 days ago

Rigid Designator

A rigid designator names the same object across all possible worlds where that object exists. This concept is crucial in…

4 days ago

Relational Semantics

Relational semantics interprets logical languages using relations between possible worlds or states of affairs. It's a key tool for understanding…

4 days ago

Possible Worlds

A hypothetical total way things might have been or could be. Used in modal logic to analyze concepts like possibility,…

4 days ago

The Necessity of Identity

The principle of the necessity of identity asserts that if two objects are identical, this identity holds true across all…

4 days ago

Necessity: Truth in All Possible Worlds

Necessity signifies a proposition that holds true across all possible worlds or under any conceivable circumstance. It's a fundamental concept…

4 days ago