Six Geometrical Exercises (Exercitationes Geometricae Sex)

to hold the first rank in learning? By the best of rights, therefore, are these Exercises owed to you, O Fathers of the Italian—nay, the world’s most preeminent—Athenae, who are yourselves most happily engaged in the perpetual exercise of adorning and augmenting all branches of knowledge and their true adherents. May you live most happily for the longest time.

To Your Most Illustrious Lordships,