xxvm CONTENTS OF THE FIRST VOLUME. 



4. Greek Commentators of Plato and others . . . 291 



5. Arabian Commentators of Aristotle . . . 292 



CHAPTER III. OF THE MYSTICISM OF THE MIDDLE 



AGES 297 



1. Neoplatonic Theosophy ...... 299 



2. Mystical Arithmetic . . . . . . . 305 



3. Astrology 309 



4. Alchemy 320 



5. Magic 323 



CHAPTER IV. OF THE DOGMATISM OF THE MIDDLE 

 AGES. 



1. Origin of the Scholastic Philosophy .... 328 



2. Scholastic Dogmas .... . 333 



3. Scholastic Physics .... . 341 



4. Authority of Aristotle among the Schoolmen . . 342 



5. Subjects omitted. Civil Law. Medicine . . . 346 



CHAPTER V. PROGRESS OF THE ARTS IN THE MIDDLE 

 AGES. 



1. Art and Science ... ... 349 



2. Arabian Science ....... 355 



3. Experimental Philosophy of the Arabians . . 356 



4. Roger Bacon ........ 359 



5. Architecture of the Middle Ages . . . .361 



6. Treatises on Architecture . 365 



BOOK Y. 



HISTORY OF FORMAL ASTRONOMY AFFER THE 

 STATIONARY PERIOD. 



Introduction ........ 375 



CHAPTER I. PRELUDE TO THE INDUCTIVE EPOCH OF 



COPERNICUS .... 379 



CHAPTER II. INDUCTION OF COPERNICUS. THE HELIO- 

 CENTRIC THEORY ASSERTED ON FORMAL GROUNDS . 388 



