The Port-Royal Logic

able according affirmation angles animal appears argument Aristotle attri attribute axiom believe belongs body called cause CHAPTER Cicero clear common commonly complex term comprehend conceive conclusion confused idea connected consequently consider contained contrary deceived defect definition denied denote Descartes determined discourse Donatists employ enthymeme Epicurus equal equivocal error Euclid everything evil example expressed extension false falsehood figure friend of God Gassendi genus happens Hence imagine incidental proposition Jesus Christ joined judge judgments kind knowledge logic Louis XIV major matter middle term mind mode nature necessary negation negative never nevertheless nouns objects obscure opinion ourselves particular philosophers Port-Royal Logic principle pronoun prove Pyrrhonism Pyrrhonists quod reason relation relative pronoun render represent rules sense simple sophism soul speak species St Augustine substance sufficient syllogisms taken thought tion triangle true truth universal verb whole word