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# Title: [Physica, Id Est, Scientia Rerum Corporearum, In Decem Tractatus Distributa] Physica, Id Est, Scientia Rervm Corporearvm, In Decem Tractatvs Distribvta (shelfmarks Leibn. Marg. 7:1-2; ZEN Leibn. Marg. 7:1-2)
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L. 1B. L1. D6 3611 S
PROP. ZXI.
Chorda tensa dum vibratur, nihil
prorsus ad extra producit, nisi mo-
tum es imperum; Probatur quia
chorda, quae vibeacur, supra id
quod prius habebae, nihil aliud
haber, nisi morum, e impetum,
per prop. 18. Ccd ipla chordx (ub-
Sancia nihil ad exera producie, vbi
vibratur, quod prius non produ-
ceret; nempe prius erar cadem
cauta necellaria, ioitur cumdem et-
fectum producebar; igirur roi vi-
bracur, nihil ad exera producie,
quod prius non produceret; dico
ad extra, nam ad inera, secus acci-
dic: praecerea si considereneur alia
virtures, e Facultares agendi ad
extra, quae ance centionem, chordae
inerane; nullum eriam effectum ad
extra producune, quem prius non
Producerent, proprer camdem ra-
rionem: isicur si aliquem effectum
de nouo chorda renla, dum vibra-
cur, 2d exera producir, illud cerre
Facie, opera vircuris noux acquili-
ex, dum ipla reducitur; sed in re-
ductione, nihit pFOFFUS, PEXTCF im-
perum, et morum luarum vibra-
tionum acquirie; igicur torus effe-
ctus, quem ad extra, dum ribra-
tur, producit, est ab imperu, vel d
motu; non à moru, qui actiuus
non est; igitur ab impetu; sed im-
Pecus ad exera, nihil nili imperum
producie, _ IOTUM; VE PatCE CX
eract. de motu lib. 1. _ iam indi-
canimus Cupra; igicur chorda Fen-
Cas dum vibratur, nihil prorsus ad
exrra producir, praerer imperum de
AOTIIM.
PR OP. 2L LI.
luia, per medium à corpore sonoro
disfusa: Ouia li hoc ester, a corpo-
Fe COHanCO pEOdUCeFCEHE, _ dif-
Fanderetur; led a corpore Lonoio
v. 9. a cenla chorda pullaca, nihil
ad extra producirur, opera scilicet
vibratiOnm, prarer orum ec iMI-
Perum, per prOp. 21. Cum tamen
a COrpore Lonoro, Ponus distun.
datur, cerre non deber esse quali-
eas ablolura, distincta Ccilicer ab
illo impetu, qui per vibrationes
Particulis aeris imprimieur; alio-
quin deberet habere caulam, nOn
morum, qui non agic ad CXELA; NOI
impetum, alioquin Conum ad CxEFa
Lemper ederet, contra experienciam,
non demum ipla Cubstancia chor-
das propter camdem rationem, quae
Cerre si bene e pauto acrencius
considererur, demonstrariua eAt; nec
enim illa qualicas ablolura ponen-
da est, cuius nulta cansa atTIOnaLI
Porest, ni(I FOrre RECUTEaS ad DCuM;
Sed profecto Deus canto lumprui
parcens, vel immediace affectionem
eympano imprimeret, rel porius si
fieri porest, ad iplam auditionem
immediare porentiam audientem
dCFCFHIHAFCE; PEXECFCa SI CunCta
cirra illam qualicarem absoluram,
recte explicari poltune, de nihil
fere, per illam explicari porest, (u-
pertlua prorsiis censeri debet; pra-
cerea cum debeat imprimi affectio
cympano, eaque sic morus quida,
ve aic Philolophus, vel alcerarios
nis, vel lacionis, primum dici non
potest, qua est cantum à primis
qualicaribus, igitur lccundum dici
debet; Sed de hoc intra, e haec
ex dicendis intra melius intelli-
BCMEUE.
Lom. II.
Zlinc sonus non est qualitas abso