alethic modality

См. также в других словарях:

• Linguistic modality — For modality signaled with grammatical affixes, see Grammatical mood. Grammatical categories Animacy Aspect Case Clusivity Definiteness …   Wikipedia

• Deontic modality — (abbreviated deo) is a linguistic modality that indicates how the world ought to be,[1] according to certain norms, expectations, speaker desire, etc. In other words, a deontic expression indicates that the state of the world (where world is… …   Wikipedia

• Modal logic — is a type of formal logic that extends classical propositional and predicate logic to include operators expressing modality. Modals words that express modalities qualify a statement. For example, the statement John is happy might be qualified by… …   Wikipedia

• Modal realism — is the view, notably propounded by David Kellogg Lewis, that all possible worlds are as real as the actual world. It is based on the following tenets: possible worlds exist; possible worlds are not different in kind from the actual world;… …   Wikipedia

• applied logic — Introduction       the study of the practical art of right reasoning. The formalism (formal logic) and theoretical results of pure logic can be clothed with meanings derived from a variety of sources within philosophy as well as from other… …   Universalium

• Modal operator — In modal logic, a modal operator is an operator which forms propositions from propositions. In general, a modal operator has the formal property of being non truth functional, and is intuitively characterised by expressing a modal attitude (such… …   Wikipedia

• Logic — For other uses, see Logic (disambiguation). Philosophy …   Wikipedia

• Evidentiality — Grammatical categories Animacy Aspect Case Clusivity Definiteness Degree of comparison Evidentiality …   Wikipedia

• Grammatical mood — Grammatical categories Animacy Aspect Case Clusivity Definiteness Degree of comparison Evidentiality Focus …   Wikipedia

• Irrealis mood — Irrealis moods (abbreviated irr) are the main set of grammatical moods that indicate that a certain situation or action is not known to have happened as the speaker is talking. Every language has a formula for the unreal. The Indian languages of… …   Wikipedia

• John Lemmon — Edward John Lemmon (1 June 1930 – 29 July 1966) was a logician and philosopher born in Sheffield, UK. He is most well known for his work on modal logic, particularly his joint text with Dana Scott published posthumously (Lemmon and Scott,… …   Wikipedia