Theology of Aristotle, The, 423
Theophylact, Roman aristocrat (ft. early 10th cent.), 398
theorem (s), 36 ; Pythagorean, 209
theoretical philosophies, 792
theories and pragmatism, 816
theory, 33
theory of continuity and infinite number, 829
theory of descriptions, 831
theory of duration, 806 808
theory of ideas, 104 -105, 119 -132, 141 , 162 -164, 166 , 253 , 404 , 405
, 417 -419
theory of knowledge, 674 ; and Abélard, 438 ; and Aristotle, 199 ; and
Bergson, 808 ; and Descartes, 564 -566; and Dewey, 819 ; errors in, 35 ,
197 -198; and Helvétius, 722 ; and Hume, 702 ; and James, 812 ; and
Locke, 604 -617, 702 ; and mathematics, 35 , 820 ; in modem philosophy,
493 -494; and Occam, 472 ; and perception, 655 -657; and Plato, 269 ;
and pragmatists, 827 ; and Sophists, 73 ; and Stoics, 258 , 269. See also
epistemology; knowledge
theory of memory, 806 808
theory of population, 723 , 724 , 780
theory of relativity, 217 , 468 , 716 , 832 , 833
There, 294 *, 295 , 296
Thermidor, 703
thermometer, 535
Thermopylae, 98 , 99
Theseus, 504
thesis, 732
Thessalonians, 340
II Thessalonians, 362
Thessalonica, 339 , 553
Thessaly, 133 , 343
thing(s), 47 , 468 , 473 , 474 , 571 , 798 , 805 , 808 , 832