It traces the early history of irrational numbers from their first discovery (in Thebes between 430 and 410 BC, Knorr speculates), through the work of Theodorus of Cyrene, who showed the irrationality of the square roots of the integers up to 17, and Theodorus' student Theaetetus, who showed that all non-square integers have irrational square roots.
Cyrene | Arcesilaus II of Cyrene | Arcesilaus I of Cyrene | Cyrene (mythology) | Theodorus of Cyrene | Mary Cyrene Burch Breckinridge | Lucius of Cyrene |