c. 240–190 BCE · mathematician

Apollonius of Perga

Ἀπολλώνιος ὁ Περγαῖος

Known · AttestedWorked in Alexandria.

In Alexandria: c. 220 BCE

"The great geometer", whose Conics named the ellipse, the parabola and the hyperbola. Pappus says he studied in Alexandria with the pupils of Euclid.

Our device: Their emblem is a cone cut by a plane. No portrait of any of these people survives. The emblems are our devices.

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