Some dates in mathematics

387 b.c.e.

Foundation of Plato's Academy. The inscription over the doors is said (by Johannes Tzetzes in the 12th century c.e.) to be:

Μηδεὶς ἀγεωμέτρητος εἰσίτω μου τὴν στέγην

—“Let none without [knowledge of] geometry come under my roof.” The passage of Tzetzes is given in Ivor Thomas, Greek Mathematical Works, vol. I (Loeb Classical Library 335), p. 386.

c. 300

Euclid's Elements

287–212

Archimedes of Syracuse

c. 262–c. 190

Apollonius of Perge (Conics)

c. 85 c.e.–c. 165

Claudius Ptolemy (Almagest)

1114–1185

Bhaskara (the “Behold!” proof of the Pythagorean Theorem)

1637

La Geometrie of René Descartes