The Roman priests are drawn from the seminaries, established by the church for the education of young men intending to join its ranks, and divided into lower and higher seminaries (grands et petits sminaires), the latter giving the same class of instruction as the tyces.
In the same street, the rue des Petits Carmes, was the Hotel Culembourg in which the famous oath of the beggars was taken.
He entered the order of the barefooted Augustinians on the 31st of March 1644, and it was in their monastery (called the Couvent des Petits Peres, near the church of Notre-Dame des Victoires) that he died, on the 17th of January 1694.
The task was taken up and continued by two other friars of the Couvent des Petits Peres, Father Ange de Sainte-Rosalie (Francois Raffard, 16J51726), and Father Simplicien (Paul Lucas, 1683-1759), who published the first and second volumes of the third edition in 1726.
At the age of twenty-five he published a treatise on the integral calculus, as a supplement to De l'Hopital's treatise, Des infiniment petits.