Arithmetic, præcognita required in, [212]; abstracted from material conditions, [234]; simpler, and therefore more accurate, than geometry, [234].

Art, Generation from, [598], [620].

Asklepiads, traditional training of, [2].

Association of Ideas, principles of, [477]; Aristotle’s account of, perplexed by his sharp distinction of Memory and Reminiscence, [478].

Astronomy, the mathematical science most akin to First Philosophy, [626].

Atarneus, Aristotle there, [4].

Attalid kings of Pergamus, Aristotle’s library at Skepsis buried, to be kept hidden from, [36].

Axioms, assumed in Demonstration, [212], [215], [220]; a part of Demonstration, [219]; not always formally enunciated, [221]; those common to all sciences, scrutinized by Dialectic, [221], [575]; and by First Philosophy, [221], [425], [575], [584]; the common, not alone sufficient for Demonstration in the special sciences, [236]; use of the word before, and by, Aristotle, [566], [575], [584].

B.

Bees, partake in Noûs, [483], [576].