Pappus of Alexandria was one of the last great Greek mathematicians of antiquity known for his Synagoge (Συναγωγή) or Collection (c.  340), and for Pappus's hexagon theorem in projective geometry. Nothing is known of … See more

Pappus was active in the 4th century AD. In a period of general stagnation in mathematical studies, he stands out as a remarkable exception. "How far he was above his … See more

The great work of Pappus, in eight books and titled Synagoge or Collection, has not survived in complete form: the first book is lost, and the rest have suffered considerably. The Suda enumerates other works of Pappus: Χωρογραφία οἰκουμενική ( See more

• Pappus's hexagon theorem
• Pappus's centroid theorem
• Pappus chain
• Pappus configuration
• Pappus graph See more

In his surviving writings, Pappus gives no indication of the date of the authors whose works he makes use of, or of the time (but see below) when he himself wrote. If no other date … See more

The characteristics of Pappus's Collection are that it contains an account, systematically arranged, of the most important results obtained by his predecessors, and, … See more

Pappus's Collection was virtually unknown to the Arabs and medieval Europeans, but exerted great influence on 17th-century mathematics after … See more