The Port-Royal Logic

able according affirm or deny angles animal appears argument Aristotle attri attribute axiom believe belongs body bute called cause CHAPTER Cicero clear common commonly comprehend conceive conclusion consequently consider contained contrary deceived defect definition denote Descartes discourse distinct division Donatist employ enthymeme Epicurus equal error Euclid everything evil example expressed extension false falsehood figure friend of God genus Hence honour idea imagine incidental proposition infinite divisibility joined judge judgment kind king knowledge lesser term logic Louis XIV major matter merating middle term mind minor mode moods nature necessary negation negative proposition neral never nevertheless noun opinion ourselves particular philosophers Port-Royal Logic principle pronoun prove Pyrrhonism quod reason relation relative pronoun render rules sense simple sophism soul speak species St Augustine substance sufficient syllogisms tain taken universally thing signified thought tion triangle true truth verb whole word