EntityQ185521· pop 34· linked from 620 articlestruth valueSign in to savevalue indicating the relation of a proposition to truthConnectionsformal systemEntitysemantic theory of truthEntitymathematical logicEntityfirst-order logicEntitylogical truthEntitytype conversionEntityrecursive setEntitymany-valued logicEntityBoolean algebraEntitysemantics of logicEntitystructureEntitydiagramEntityground expressionEntitymathematicsEntitylogicEntitytruthEntityQ15777EntityPHPEntityQ2005Entityset theoryEntityCategoriesConcepts in epistemologyConcepts in logicLogical truthPropositions