Conception, judgment, and inference. Vol. 2, Method, science, and certitude

abstract act of judgment actual affirmative analysis animal apodeictic application Aristotle Aristotle's assert assertoric attri attributes called categorical proposition chap class name classification common conceived concrete connexion connotation constitute contradictory contrapositive copula Criteriology defined definition deny differentia distinct essence example exclusive existence expressed extension fact false Formal Logic former genus give Hence hypothetical ibid identical imply important indefinite individual thing inference infima intellectual intension interpretation involved JOSEPH KEYNES knowledge language latter laws of thought logicians material meaning merely metaphysical mind modal modes nature necessarily necessary negative judgment notion obverts particular philosophers possess premisses principles proper name propositio purely quantity question reality reason reference regard relation rule scheme Scholastics simple singular species sphere square of opposition sub-classes subcontraries subject and predicate syllogism tion triangles true truth universal ideas universal proposition universe of discourse VENN verbal WELTON words