Alkmæon, his view of the soul, [449].

Ammonius, put Relation above all the Categories, [84]; his opinion on last paragraph of De Interpretatione, [134].

Amphiboly, Fallacy of, [385]; how to solve, [407].

Amyntas, king of Macedon, [2].

Analytica, referred to in Topica, [56]; presuppose contents of Categoriæ and De Interpretatione, [56]; terminology of, differs from that of De Interpretatione, [141]; purpose of, [141].

Analytica Priora, different sections of Book I., [157], [163]; relation of the two books of, [171].

Analytica Posteriora, applies Syllogism to Demonstration, [142], [207]; relation of, to the Metaphysica, [422].

Anaxagoras, doctrine of, inconsistent with Maxim of Contradiction, [429], [592]; disregarded data of experience, [436]; his view of the soul, [449]; Maxim of Excluded Middle defended by Aristotle specially against, [581]; made intelligence dependent on sense, [588]; doctrine of, makes all propositions false, [592]; must yet admit an infinite number of true propositions, [592]; meant by his Unum — Ens Potentiâ, and thus got partial hold of the idea of Matter, [620]; in his doctrine of the Noûs, makes Actuality prior to Potentiality, [623]; declares Good to be the principle as Movent, [628]; called fire Æther, [632]; his reason for the stationariness of the Earth, [649].

Anaximander, his reason for stationariness of the Earth, [650].

Anaximenes, his reason for stationariness of the Earth, [649].