Table Of ContentMARIOM IGNUCCI 
ILS IGNIFICATO 
DELLA LOGICAS TOICA 
CASAE DITRICPEr oR!I. CCRADOP  TÀR ONSo c. A.S . 
BOLOGNA
Allr ightrse served 
L'editoardee,m piutii d overie,s erciteir dài ritstain citdia lllee ggi 
© CopyrigDhitc emb1r9e6 b5y C asaE ditrPircoet R.i ccarPdàot ron 
SocA.. S .- Bologna
Dialieccastet uiduma tquceog nitini por in
cipiqiusi detma eat erta spebrinlaiinss ua
viseq eusseeti  nultivisi dies rotl es; e du,b i 
alqiuantpurmoe cssiestr,u md eniqeute em o
lumenteuimui sn a nimtou od ilbuictee,t  
sqeuitquura eddaimcs enivd olupitnaastsi a
bilciussi,na  en ismio dufme ciespr,ei rculum 
nonm ediocerrei nte,u, t p lieqruael ii, tu 
quoqiunei  lldiisa tlieccgayer aitsq umea e
andirst maquama pduS irensicoosp ucloons 
senes.c as
(AULUGSE LLIU,SN oct.A ttX.V,I , 168-,1 7) 
A FIORENZA 
ALDOE  MARCO 
AD
AVVERTENZA 
Nelltar attazicohnese e gue verruasnantoii s  eguenstiim boli: 
"p', I q', l r',' 8'  variabpirloipo sizionali 
• Np'o  '", p'  • nonp ':n egazio(nmea trioc,e n 
• Kpq' o • p.q'  , ep q ':co ngiunzi(omnruet ri1c,e0 ,0,0) 
• Apq' o 'pv  q,   ,p  o q':al ternat(imvaat ri1c,e1 ,1,0) 
,D pq' o • p Iq ,   ,P  o q':di sgiunzio(nmea triOc,e l,l,n 
'.J • p o q'd:i sgiunzieoscnleu siv(am atri-
pq' 
ce0 ,1,1,0) 
, 
· Cpq' o 'p�  q  •s ep ,a llorqa'  :i mplicazi(omnaet rice 
1,0,l,n 
·c'p q'o  'p-3 q'  ,s ep ,a llornae cessariameqn't:ie m 
plicazione stretta 
• Epq' o 'p==  q,   ,p  'equivaa lqe' :eq uivale(nzmaa trice 
1,0,0,1) 
• Mp'o 'o  p'  • necessacrhieop   , 
•A ba'  • ognib  aè ' 
Inoltre: 
• A -+o gniB  ' traduc·e.. ò  Aint ciPX7tEa�..v   Lii>  B'..  
• -+A  qualchBe  '  »  •.. ò  Aint ciPX..Ew �L .. ii>  B' 
• A -+nessunB'  )) •.. ò  AÙ 7tciPoXEU�B E..ii>v  BL'  
, -+A  nonq ualcBh'e) ) '..  ò OÙAXÙ  7tciP..Xw EL�.. ii>   B' 
Mi è graditeos primeirlep  lUv ivor ingraziameanltp oro f. 
CarloG iacon, sile nczuaia  iuteo i ncoarggiamenqtuoe strai cer
ca non avrebbev istloa l uce.
INTRODZUIONE 
Lap rseenrtciee rncoan m irtana toa f ornuinr'ee spo
siziocnoepm letdae lllao gisctao iecsap,o sizailloan e 
qualhea n!lpor ovvediunmt aon ireae gregisat udrie 
cenctoim qeu eldleMila  te1sd, e Blo cheiisdik Mia rtha 
2, 
Kneael mav orrepbibuet ttoesnttoau rneav  alutazio·· 
3, 
ned esli gnciafitdoie  ssianr  appoarlltalo o rcoo ncezio
ned elm ondoe  mostracroem ep erq uesatsop etitlo  
puntdoiv  issttaio cdoi verpgrao fondamdeaqn uteel lo 
aristoiotc,ed landoor igaidn e usni smtae formdailffee 
rentdeaq  uello Stdealgilitora . 
A tlaes copdoo,p Uo!l ab revset ordieal ilnet erpreta
ziomnoid erdnelel lao gica sptroeincdaie,nr c àos nis i
deraziloatn eeo rizzdaelzlinaoat nuer dael llao giccoam 
piudtaag sltie sSstio, i cipdeert ermiqnuaarlceear  atte
ristiecshsleie a  ttribuiUsnc saenocon.d po assod ella 
ricesrarcàac  osutiittdoal 'lemsea dic omel ep roprietà 
emergednaltalin' aldielslina a tudreall al ogiscinaao di  
fatotpoe rannetlisl voi ludpeplosl ter utltouigrcehf eo n
dame!ltaeli in cindosa ul lcoorsuoti isr.tiL ef ormleoi g
chec hev errapnrneos ec oinns idersaoznilooep n reo po
sizieo lneia  rgoment,ac zhiero anpipresei!llct oanno 
tribpuitoùo r giinaleg lcSiht eo ihcain ndoa taol lsat o
ridae llloaig ac. 
A scansodi  equivvoacs iu biftaot utnaa p recizsiaone 
suvla locrhees  ii !ltenadtet ribaulilcreoe n clucshieo ni 
MATESS, toiLco gic. 
1 
2 BOCHENSKIA,n cienFtom ralL ogicV:,  TheS toiMecg·aric 
Schooplp,.7  70.21;I n.F,o rmalLeo gipk.,I  Ic,a p.3 :D ie mega
risch-cshteoS icshulpep.,1  21-53. 
3 W.K NEAL-EM .K NEALET, he  Deelvopenmto jL ogicca,p .3 : 
TheM egariaannsdt  heS tocisp,p .1 1-736.
lO  INTRODUZIONE 
risultedraaq nuneoss ttoui doC.o m'nèot oi,t  eiss ttoici 
sulalr'gomecnhteco is  taac  uorneo nc i spoenrov enuti, 
ap artiep  ochi fracmrmiesnitpidp eillaeRn iic cehrel o
gichaes sdaiis contei cnruilevlt eaed ic onget.tLe  ure
4, 
princifpoanldtieil  llao igcsat oiscoan, oo ltarlle' peossi
zioneD idoicd liMe a gnesriiap ordtaaD tiao geLnaee r
zino ellviaat  diZ enone,' cir iticiS tdoieislcm,lo o e 
cioSèe stEom piricGoa loe"n Pluta8r,Ac loe snsdaro 
6, 
diA friosdiaA mmonioG ioavnnFii lop1o,1nS oi m-
9,  lO, 
4 Aoy�"SwTjv't" Tjf.la:t"wevdi tdoa lAlRN'IMS,to icoruVme terum 
(1., 
FragemntaI,I ,2 9a8, p p.9 62,41-014,0. 
DIOGENLEASE IRUTSV,it aeE minetniumP hilosophoVrIu,Im , 
5 
49-83. 
6 SEXTUSE MPICRUISO,p eraD.ip  aritcoliamrpeo rtapnezrla a  
lgoicsat oiscoan ioll  ibIrIod  elIlpeo tiipp oisrroniea nliei  bri 
VIIe  VIIdIe 'laldversuMsa thematciosS.i v edaan chleo' titmo 
indidcoev uta oK .J ANACEnI{e llnauo vead iozniet eubneriana 
curadtaaJ  .M AU. 
7 Diq uesto  autopraret icsoomlneaonr tsei ngificiavtep eri l 
nostprroo blelmaIa n stitLuotgiioc laac,  uaiu tentièc sitttaàa  
chiaramemnetsesi an   eevnizddaa lK ALBEFILSC(HUe berGa 
lenEsin leituinndg i eL ogikc)o ntirloP  RAN(TGLe cshichdteer  
Logiikm A bendalndeI,,p  p.5 9.6110e) l,aH  istorPihai lopshoa. 
8N onostalnert ies efrovrem uldaatllAe'R NIM( SVFI ,p p.X 
XI)I,d iq uesatuot osroen doa t eenrper esesnotpir attduutet o 
trtattaelillDi e, S tiocoruRmep ugnainites i lD e Communibus 
Notitcioinst rSato icos. 
9A ccenvnair aig lSit oisciri i scontirnap narot icro mloado 
nelIn A ristliostA enalytiucmo PrrioruLmib rumI  Commenta
riume  neiIn A ristloitTseo pciorumL ibrViI IIC ommenta.r ia
IOS iv edanoi lI nA risteoltiDse  Intperretatei Coonmmenta
riues i lI nA ristloitAsen alyticoPrruimo ruLmi bruIm C om
mentariuDma.l lpa.3  7i np oid ell'deedlW. A LLInEeSiC  om
mentaar iinA ristoteglreame c(aVI ,6 )d iq uest'uolpteirmaa  si 
haa  chef are Sccohnloi aa llsot esAsmom oni(ofc rP.r eaf., 
pp.V IIV-II)I.I nteressè apnutreei  lc ompelsos dit escthie  
precedoinlCo o mmentdoi A mmonieo p ublbicanteil la prefa
ziondee leldz'iioncei ta(tpap . -VXIIIV)I.  
11R ilenvtais onoi  In AristloitsAe nalytai Pcriao rCom
mentaria.