necessity

Realis Modality

Realis modality explores the philosophical concept of how things can be considered real or actual. It delves into the nature…

2 days ago

Obligative Mood

Obligative mood expresses a necessity or obligation. It's a grammatical feature found in many languages, indicating that an action must…

2 days ago

Alethic Modality

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

2 days ago

Strict Implication

Strict implication defines a relationship where the truth of the antecedent necessarily guarantees the truth of the consequent. It's a…

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

Sea Battle

A sea battle, often referred to in philosophical contexts like Aristotle's, explores concepts of necessity, possibility, and future contingents. It…

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

Quantified Modal Logic

Quantified modal logic extends standard modal logic with quantifiers like 'all' and 'some.' It enables reasoning about necessity and possibility…

4 days ago

Provability Logic

Provability logic, a subset of modal logic, explores the formal properties of provability. It uses modal operators to express concepts…

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