The Barcan formula in modal logic states that if something exists, then it necessarily exists. It explores the relationship between…
Axiological logic is a specialized branch of logic focused on the study of value, encompassing ethical and aesthetic judgments. It…
Alethic modal logic explores modalities of truth, focusing on concepts like necessity and possibility. It provides a formal framework for…
The actual world in modal logic refers to the real world we inhabit, distinct from hypothetical or possible worlds explored…
An accessibility relation in modal logic defines the connections between possible worlds in a model. It dictates which worlds are…
Deontic modality concerns rules, obligations, and permissions. It explores what is permissible, forbidden, or obligatory, often within ethical, legal, or…