bn:00055438n
Noun Concept
Categories: Modal logic, Mathematical logic, Logic, Semantics, Philosophical logic
EN
modal logic  Necessary  Necessity  Actual propositions  Alethic modal logic
EN
A system of logic whose formal properties resemble certain moral and epistemological concepts WordNet 3.0
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EN
A system of logic whose formal properties resemble certain moral and epistemological concepts WordNet 3.0 & WordNet 2020
Modal logic is a collection of formal systems originally developed and still widely used to represent statements about necessity and possibility. Wikipedia
A type of formal logic that extends the standards of formal logic to include the elements of modality Wikipedia Disambiguation
Type of formal logic Wikidata
Any formal system that attempts to deal with modalities, such as possibility and necessity, but also obligation and permission. Wiktionary
Formal system. Wiktionary (translation)