nonmodal
Related Words
modallogicpropositiontruthnecessitypossibilitycontingencypredicatequantifieroperatorsemanticssyntaxphilosophymetaphysicsepistemologyaxiomtheoremproofvaliditysoundnessinferencedeductioninductiontemporalworldaccessibilityrelationframemodelvaluationformulavariableconstantnegationconjunctiondisjunctionimplicationequivalencetautologycontradictionconsistencyformalismsymbolismcalculuslogic gatebooleantruth value