#Port-Royal

• Arnauld — The name of an illustrious 17th-century French family, closely tied to the Jansenist movement and the Port-Royal monastery. Its most famous member is Antoine Arnauld (called 'the Great Arnauld'), a theologian, mathematician, and Cartesian philosopher, co-author of the famous 'Port-Royal Logic', known for his intellectual rigor and dogmatic polemics against the Jesuits.