modal logic

Definitions of modal logic

n a system of logic whose formal properties resemble certain moral and epistemological concepts

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alethic logic
the modal logic of necessity and possibility and contingency
deontic logic
the modal logic of obligation and permissibility
epistemic logic
the modal logic of knowledge and uncertainty and ignorance
doxastic logic
the modal logic of belief and disbelief
Type of:
formal logic, mathematical logic, symbolic logic
any logical system that abstracts the form of statements away from their content in order to establish abstract criteria of consistency and validity

n the logical study of necessity and possibility

Type of:
the branch of philosophy that analyzes inference

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