COLL ANA DI «TESTI E SAGGI» DIRETTA DA DOM EN ICO PESCE 6. --------------- Questvoo lumèe statpou bbilactoc on ilc ontribudteol ConsigNlaizoi onadleel lRei cercnh.7e 3 .01544.08/115.3078 LORENZO POZZI STUDID I LOGICA ANTICAE MEDIOEVALE LIVIANA EDITRICE- PADOVA - 1974 PROPRIELTEAT r!�FR.IASREIRAV ATA © Copyrigbhyt L iviaEndai tri·c Peadov1a 974 StampaitnoI tal·i ParintiendI taly TIPOGRA«FLIAAG ARANGOL.AP »A DOVA INDICE PrefazdiePolrn oe/ . D.. Pesce pago VII I I-LM ETODOD ELLAD IVISIONNEEL LAL OGICA ANTICA 1 » II- ILQ UADRATDOE LLEP ROPOSIZIOOPNPIO STE NELLAS TORIDAE LLAL OGICA 39 » 1.A rist.o t2e.Al peueli.o 3.I summu.l isti - - II-IL A DOTTRINDAE LLI'N VENOT IM EDIII N ARI- STOTELEE N EIS UOIC OMMENTATORI 63 » 1.L ad ottrairnieasl ti.o ct2a.L os cehma.3 .V erifica - - delslcoh ae.m IV- ILS ILLOGISIMPOO TETINCEOL LAD OTTRINA DI BOEZIO 75 . » I silloigpiostmevita iild.ci i Indicdee nio mdie galuit omroid erni 130 » v PREFAZIONE . sIa ggcih eL orenPzooz zria ccogilnqi uee stvoo lumetttroo ­ vanon,e lp anoradmeal lrei cerdcihs et ordieall al ogicuan,ac ol­ locazidoencei samseinntgeo lPaorzez.si iè immersdoaa nnnie llo studdieoi n onm olt(io vsei e ccettugilaniro i stotteelsistcuii­ ) perstdiitl io giacnat iec dae llmaa ssian vesctee rmindaiqt uae lli medioevparlein,d enddoilcii,a cmoos is,u ls eriqou,a ssii t rat­ tassdeim aterainac ovriav ead o perannteel lnao stcrual tufirnao, a conseguuinrape a dronavnezraa menstter aordidniat reican iche oramaqiu asdie lt uttdoi menticEagtlfeia. p erc onverusnou so assasio brdieog lsit rumeonffteir dtail llao gimcoad erneadi nu n senspoe,rd ip iuc,h eè inc ertmoo doi nversqou eclh eo ggsii a costumsaen; e v alcei onèo nt antpoe rr itrovnaergela in ticphrie ­ corrimednetimi o dernqiu,a ntion vepceer r endeprieuc ompren­ sibinleel,l tar ascrimzoidoenren la',a ntSiecm oa.i s ia vventura, ilc hef ad ir adeo conm oltpar udenfzuao,r die lt erriot porrei­ scelteog,ls ii m uovep iuttovsetrosl oa m etafisiccoan,v incthoe ler adiec il,es piegazdieolnlaien, t icphoes iziloongii cvhaed ano appuntroi cercianqt uee stdai rezione. Personalmreintteenc ghoel as traidmab occdaatlaP ozzsii a quelgliau stgai,a ccihoéc redcoh ep ossavnaol earnec hpee rl a logilcada i stinzei loacn oen trapposcihzesi eomnperp ei us iv anno chiarepnedrol as cientzraau, n modot radizidoinf aalrse t oria delslcai enczoanl, a p reoccupadziir oincee rcnaerlels,ep iegazioni nelltee ordieel p assatqou,a lrii sultvienroee qualfia lse, e sianpoo stae c onfrocnotnoq uelmloed erneed,u n modo ove VII nuovdoi f arpei uttossttoord iealp ensisecrioe ntcihfiecr oi,fu gge dao gndii scrimindaizv iaolnoeer cee rcsao ltadnitc oo mprendere led ottrriinfee renadlco olnet esctuol turea sleev ,o gliaamnoc he sociael peo litidceole,lp 'o cian c uie ses nacqueer soi d iffusero. Orbeniel,P ozz-i sip otrebdbier- e nonf at antsot ordieal la logicqau,a ntsot ordieal p ensielroog icaon,c hsee ,a lmenpoe r oraa,t tento soparlaelts'tp uotstiozd iiod noet ter diinvenute oggi alquanotbos olete. Segudei q uic hei lP ozzrii esacdee vitalr'ee rr(oerrer ore storiogrdaifip croi)v ileqguiaasreies clusivacmoemneto eg,g sii costumal at eordieal r agionamemnat soi,i ntereisnse ag ual l, modod it uttqiu esie ttocrhien ,e llceo ncezioni dreileln'­ epoca, travanneol llao gica. Ilf attsoiè chea, p aredriec his critvrea,l al ogiacnat iec a lal ogimcoad ernnao nc 'mèo ltdoi p iud iu nas emplirceel azione di« omonim»i,a c oscio mea ccadpee rl a« fisicaa»r istotelica, sem essaa c onfrocnotoln a fi siocdai eirnnm oad,oc hel os foor z dis imbolei zlz'airntleorgai acan t2in coanp arei mpremsoal to diverdsaa u n tentatdiive os primierlte1 e rmmianteim atliac i fisicdaiA ristotele. DOMENICPOE SCE Unc asloi mictoemr,ei coarndcaih lPe o zziè,c ostidtaudiiu tleoi r bi, l purp regleivsosdiemMlia ,t ees d enlo stMriog nucchcseii i, n ttoilaanlol a logisctaao iqcuanidnov edceell loag isctaos iicl ai maintoac onsiderare « », soltuannapt aor te. 2U na tetggiampeinc6tua ot moi s embdriar avvinsealrle'a u rlatci·m coldtias u tdid edicaaltlliao giacnat: i AcnaeieLongtai ne di tMso dern InterpreetdaittbieyoJd no shC,no rc,oD roarndhrte1,c9 74. VIII I ILM ETODO DELLAD IVISNIEO NELLAL OGICAAN TICA Ilp rimtor attavteon up,t eaorvceinctoem eo ggtetoil metoddeol dliaivi son,e qèu eldlio Bocehzedi àon otidzii a unD ed ivniess icoridtaAt nod rondiacR oo dei c onosciuto daP lotei dnaoP orfirio l. Lap rimfao rmuladzeimloe nteo ddeol dliav issiido envee a Planteom,a l as udae finistiimsvataze iofnueo peraan che diA rist,od teeglsletio ei dceili o rsocl aori:i fna,tl taip re­ seniznaC icneerS,oe ne,Qc uaintilinaoe c.cd id insztiiio ne dip reiscazicoint iet simoncihaei lm etod(oocm ea vvenne delr espteorl i 'ntecroor pduesll loag iacnat iacpap)a rtiene nona du nu niacuort ,eom aa lclual ttuarrdai ziiomnaparltei ta nelslcau ao,cl ultaulrlaca u ic oisttuzipoanre tecispiaar ono lA'ccadesmiiiaalL icseaoi l aS tao. Ilt ratstualtdloia v isoicocnuetp rala e o perdeiB oezio unp osptaor ticoleamrimnnete,nec toem rei conlooss ctee sso PraJn2;te ssdoi penddaTeio pidciCa i cereod naeTio pciid i Cf.rB OZEIOT,r attatdoi vsniuesla,il co au rdai L .P ozz,iP adova l 1699p,. 1 70,p ar1..L ec itazsioontnori a dtatq eu esetdai zionien che, ripoirltt eas ltaot idniov iisnpo a ra.g rafi appendice, 2C frC..P RATNLS,t ordieall loag iicnOa c ceindtter,.ad diL .L imen­ Frien1z9e 3p7.,4 37. lani, 1 Aritset,loe enatmrbcimo mentdaatlisl toe sBsooez 3.iL oad e­ rivazdiaoTino epi cdiiA risetlèoe mt oltsoi gcnaitfi,is vesa i tiepnree secnhteee s stir,ga l sic riltotgiai rciits etl,ois coino considiep riavuti ic iaP nlia toannezv,iiè u naniamcec ordo nedla talrare e dazdieolini eb irii- (venilvi i è cnotenluat a traztitoandee ldliav is)i aoltn eempion c uiA rsitolteee ra membrdoe' Al clcade4.m ia Boezèip oi enamceonntpseea vodliee s pournrade o ttrina peripadteertiivcdaaan P tlea teo nceil òo c onfenremslau o digsneod im otsracroem Aer itsetleoe P latpoontsees eerso­ serfeo ndamentdaal'cmceon;rts deipo uòi nfinceo nc ertezza affermcahrBeeo ezio svueq dueevspatu on taon clhe'c caordo delslcau oslotai. c a Ilm etoddeloal d iisvinoeè senaz dubbioi lp rimpor oce­ dimenltoog, ie caloboractoos ctieemtne,en nao gii un5:t eos so hac omseu fion el os coprlieer ssee nozses iilfa o rmullaer e definni.izP iloatpoenreevn nael ldae tmeirnazidoemnlee t odo deldliav ies diao'lnvalerc onceiplid teofi nicroem eeq uiva­ lenatlce o lclaroei ld efiinendaulsm u goui stpoo setnot ro la mappcamo pledteal ildee eep erccioòm iem pliclaann etces ­ sidtiàc oglliue'nriet àn-zdiiodsnetelii lde.e C eiòs ignifica non riten«edirvee rusn'ai dcehaeè las te»s s«eat sesusnad' eia chèed ive»r,ss aap ceiroc èo gllid'eeirraea gupgpranptieiu d ee distsienntpzeea qr u estaon nulllala orredo i nsztiio6;nl ead i- TopicoArruims tloitbeorlcii,tI s on T opica Cciocmemraeornnitiosr um 3 libsreiex D eD ifferetnotpiilicisiib q sru atuionMr I,NG EP,. L ,.L XIV. 4C frE..DE STRYC,KC EocRneptse-ttc elréomsli ongdainels e lsi virie s àv ii Tdoepsi qiunAe rsi,s toonDt ilael eTchteTi ocp.i Pcrso,c eeodfti hneg s thiSrydm posAiruims totOexlfioc1ru6d9m 8,p, p .1 4114-.2 Cf.r J.B OMCEN.HS IK,La l ogfiocarl meat,r aidt.a lTioarnia1n,9o 7 2, 5 55. p. CfrS.o fis2t5ad3,. 6 2