INDEXES I. INDEX OF SUBJECTS AND NAMES A analogy between the problems of Abraham Bibago--on corporeal form the identity of the Sefirot and of the 589. prime mover with God 461-462; on Abraham Ibn Daud-and Maimonides Maimonides' view as to the hylic 323; Emunah Ramah used by Cres­ intellect 607; refutes Crescas on cas 22; infinite magnitude 347, 354- the measurability of time by rest 355; infinite number 476, 481; 649; whether the spheres are com­ definition of quantity 418; enumer­ posed of matter and form 598. See ation of discrete and continuous also Index of Passages. quantities 420; implied criticism of Abravanel, Isaac,-his commentary Saadia and Ibn Gabirol420; meaning on Morek 27; on Maimonides' igno­ of 'position' 689; meaning of 'relation rance of Averroes 323; on Crescas' in position' 689; the four elements ignorance of Algazali's and Aver­ not moved by themselves 671; roes' Tahafut 16-17; on Crescas' nature the cause of the motion of knowledge of Algazali's Malw$id the elements 672; enumeration of 11, n. 48; prime matter 600, cor four categories of motion 502; cir­ poreal form 580, 584, 585, 589-590; cular motion is motion in position reference to Leo Hebraeus 600; as­ 505; as immediate source of Crescas' signs Platonic source to Avicenna's discussion of matter and form 570; theory as to the composition of the deduction of the opposition of rna tter spheres of matter and form 597. and form 5 72; relativity of the terms See also Index of Passages. matter and form 579; corporeal Absolute-relative-Hebrew and Ara­ form 587-588; why matter is sub­ bic terms for 497-498. stance 573; why form is substance Abu 'Imran Moses Tobi 459, 501. 574; enumeration of six substances Accident-general and particular 575-576; on Ibn Gabirol's universal sense oft he term 99, 5 77 ; meaning of matter 599, 600-601; spheres are accident 103,576; accident and form composed of matter and form 598; 259, 263; forms are accidents ac­ motion of the spheres is voluntary cording to Kalam 5 70; classification 535; accidents 576. See also Index of accidents 103, 307, 686-687; of Passages. divisibility of accidents 104-105, Abraham bar I;Iiyya-his versions of 265, 602-603; cannot exist apart Aristotle's definition of time 638, from corporeal objects 666; the 639, 640; time not a substance 641; accidental is only possible 82, 249, time partly real and partly ideal 551. See also Accidental Motion 661-662. See also Index of Passages. under Motion. Abraham Shalom-criticizes Crescas Accidental-two meanings of the term for not mentioning authorities 6; 434. 715 Harry Austryn Wolfson - 9789004385559 Downloaded from Brill.com09/29/2021 08:38:31PM via free access 716 CRESCAS' CRITIQUE OF ARISTOTLE Action and passion-whether there is soul 667; his title for the Posterior motion in the categories of action Analytics 526. and passion 72, 231, 506, 513. Alfarabi-both commentator and au­ Actuality and potentiality-cause of thor 322; and Maimonides 323, 570; transition from potentiality to ac­ corporeal form 586; place of the tuality must be external 89-90, spheres 434; spheres not composed 299-301,676-679; why creation does of matter and form 596. See also not imply a transition from poten­ Index of Passages. tiality to actuality in God 90, 303, Algazali-and Maimonides 323 ; Ma- 679; Maimonides' explanation dif­ 8a$id used by Crescas 10; Hebrew fers from that of Crescas 679-680. translations of the M a8a ~id 10, n. 44 ; Air-has relative motion upward 141, Ma8a~id popular text-book among 161, 337, 412 ; is relatively light and Jews 10; refutation of the view as to heavy 239, 412; its relation to fire the influence of the Tahafut on the 450; has weight in its own place Or Adonai 11-18; arguments against 539; different explanations as to infinite magnitude 347, 384, 386; why it descends into a ditch 185, infinite number 477, 478, 488-489; 239, 412-414; its relation to fire infinite number of causes and effects 450. 483, 493, 496; infinite number of Albalag, Isaac,- why air descends into disembodied souls 484-485, 486; a ditch 413. essential and accidental infinite causes 494; his version of Aristotle's Albertus Magnus 343. definition of place 362; the proper Albo, Joseph,-re-echoes class-room places of the elements 445; the four discussions of Crescas 30; the Sefirot categories of motion 502, 504-505. 459; criticism of Aristotle's defini­ in what sense motion is to be found tion of place 448, 457; answers in all the ten categories 517; Aristotle's objection to the identi­ qualitative change is in no-time fication of place with vacuum 443; 464; quantitative change involves identifies place with vacuum 455; locomotion 520; accidental and par­ the proper place of earth 446, 456; ticipative change 531- 532; the four the place of the outermost sphere elements not moved by themselves 440; outside the universe there is 671; form is the cause of the motion 'nothing' 115, 422; time 656, 558; of the elements 673 ; contends that existence of time prior to creation the motion of the spheres is natural 663-664. See also Index of Passages. and not voluntary 536 ; enumerates Alexander of Aphrodisias- and Mai­ four continuous quantities 420; his monides 322 ; his commentary on versions of Aristotle's definition of the Physics known to Crescas time 639, 640; classification of theo­ through A verroes 9; outermost ries as to composition of body 569; sphere does not exist in place 43 7; arguments against atomism 570; de­ outermost sphere immovable 433, duction of the opposition of matter 437; spheres not composed of matter and form 592; matter recognizable and form 596; every motion is in only in thought 591 ; two meanings time 543; magnetic attraction 563; of the term 'form' 573-574; cor­ Plato's view on time 635; the hylic poreal form 585-587; definition of intellect 606; immortality of the substance 573; why form is sub- Harry Austryn Wolfson - 9789004385559 Downloaded from Brill.com09/29/2021 08:38:31PM via free access INDEX OF SUBJECTS AND NAMES 717 stance 573-5 74; enumeration of four pative motion 534; what kind of substances 575; two meanings of accidental motion cannot be eternal the term 'accident' 5 77; classifica­ 551 f.; whether the four elements tion of accidents 686; the accidents are moved by themselves 670-671, of 'smooth-rough' and 'rare-dense' 674; deduction of the opposition of 688; universals 665-666; meaning matter and form 593 ; arguments of 'relation' 689; of 'position: 690' against atomism 5 70; corporeal form threefold classification of arguments 585; classification of various views 397; spheres composed of matter on time 635; version of Aristotle's and form 595; admissibility of posi­ definition of time 63 7; why time is tive attributes 14. See also Index of described as having necessary ex­ Passages. istance 662; meaning of the expres­ Alkindi-first of Moslem philosophers sion passing from potentiality to 321; enumerates six species of mo­ actuality 676-678; meaning of 'po­ tion 500. sition' 689, 690; two senses of the Altabrizi-commentary on the term 'possible' 698. See also Index twenty-five propositions 1, 2, 3; of Passages. contemplated commentary on the Alteration-motion in respect to qual­ entire Moreh 19, n. 65; characteri­ ity 500-501, 627-628. See also zation of the anonymous translation Motion. of his commentary 19-21; the anon­ Anaximander-innumerable worlds in ymous translation quoted 20, 21,381, an infinite void 118; denial of dis­ 382; 384, 484; Isaac ben Nathan's tinction of above and below 463. translation used by Crescas 21; Ancient-to what philosophers ap- extent to which Altabrizi was used plied 320-321. by Crescas 22-23; his three argu­ Anger 547, 548. ments against an infinite magnitude Animal-cause of the motion of 297. 3, 346, 381, 384, 386-387; infinite Apollonius 52,465. number 477; distinction between Appetite 547. number of magnitudes and number Arama, Isaac, 538. of incorporeal beings 480; infinite Arguments-classification of the vari- number of causes and effects 482- ous types of arguments 326, 337, 483; infinite number of disembodied 397. souls 484; distinction between a Aristotle-referred to as "the Greek" force infinite in intensity and a force 539; acclaimed as superior to all infinite in time 613; three definitions other philosophers 325; evidence of of motion 525; the four categories of an oral interpretation accompanying motion 505; in what sense motion is Aristotle's writings among Jews and to be found in all the ten categories Arabs 7-8; Crescas' knowledge of 507, 517; change in substance is in Aristotle 7; impossibility of infinite no-time 503; circular motion is magnitude 40-41, 43, 49-50, 51; motion in position 505; locomotion impossibility of infinite number 65, is involved in quantitative motion, 476; impossibility of infinite causes but is imperceptible 521; terms and effects 65 , 482; impossibility of motion and change not convertible a vacuum 54, 55, 56, 59; finitude of 522; classification of motion and the universe 115; impossibility of change 532; accidental and partici- many worlds 117, 473-474; differ- Harry Austryn Wolfson - 9789004385559 Downloaded from Brill.com09/29/2021 08:38:31PM via free access 718 CRESCAS 1 CRITIQUE OF ARISTOTLE ence between place and space 116, 337-338, 410-411; as to the weight 352; definition of place 44, 362; of air 539; his enumeration of variety of Arabic and Hebrew ver­ discrete and continuous quantities sions of his definition of place 362- 420 ; his definition of truth 324, 456- 365 ; his theory of proper places 45, 457.