The New Conception of the Unchanging of the Pluralists—The Element, [40]

The Introduction of the Conception of the Efficient Cause, [41]

Summary of Similarities and Differences IN the Theories of the Reconcilers, [41]

The Pluralistic Philosophers: Empedocles, Anaxagoras, Leucippus, and the Later Pythagoreans, [42]

The Philosophy of Empedocles, [44]

The Philosophy of Anaxagoras, [45]

The Philosophy of the Atomists—Leucippus and the School at Abdera, [47]

The Later Pythagoreans, [48]

1. The Pythagorean Conception of Being, [49]

2. The Pythagorean Dualistic World, [51]