CONTENTS. 



CHAPTER I. 



ANCIENT SCIENCE. 



Page I 



INTRODUCTORY, I Thales, 5 Anaximander, 10 Anaximanes, n Pytha- 

 goras, 12 Leucippus, 17 Democritus, 1 8 Protagoras, 20 Socrates, 20 Plato, 

 20 Aristotle, 25 Hippocrates of Cos, 30 Theophrastus, 32. 



CHAPTER II. 



ALEXANDRIAN SCIENCE. 



Page 33 



- 1 "<= JJ 



ALEXANDRIA, 33 Euclid, 35 Hippocrates of Chios, 36 Aristarchus of Samos, 

 38 Eratosthenes, 38 Archimedes, 39 Appolonius of Perga, 43 Nicomedes, 

 Hipparchus, 44 Ctesibius and Hero, 45 Lucretius, 45 Sulpitius Callus, 46 

 Pliny, 47 Aulus Gellius, 47 Ptolemy, 47 Mathematicians , 51 Hypatia, 51. 



CHAPTER III. 



ARABIAN AND MEDIEVAL SCIENCE. 



P*ge 53 



THE Arabs, 53 Abn Jaafar Al Mansur, 56 Khalif Ali Mamun, 56 El-Batani, 

 60 Ibn Jounis, 60 Aboul Wefa, 61 Alhazen, 61 Geber, 62 Rhazes, 63 

 Gerbert, 64 Adhelard, 64 Roger Bacon, 66 Flavio Gioia, 71 Richard Wal- 

 lingford, 71 George Purbach, 73 John Miiller, 73 Bernard Walther, 75 

 Albertus Magnus. 76 Eck of Salbach, 78 Basil Valentine, 79. 



