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# Title: [Quo Continentur Claudii Ptolemaei, Porphyrii, Manuelis Bryennii Harmonica: Archimedis Arenarius, & Dimensio Circuli; Cum Eutocii Commentario: Aristarchi Samii, de Magnitudinibus & Distantiis Solis & Lunae, Liber: Pappi Alexandrini, Libri Secundi Collectaneorum, hactenus desiderati, Fragmentum ; Graece & Latine Edita, cum Notis ; Accedunt Epistolae nonnullae, rem Mathematicam spectantes; Et Opuscula quaedam Miscellanea] Quo Continentur Claudii Ptolemæi, Porphyrii, Manuelis Bryennii Harmonica: Archimedis Arenarius, & Dimensio Circuli; Cum Eutocii Commentario: Aristarchi Samii, de Magnitudinibus & Distantiis Solis & Lunæ, Liber: Pappi Alexandrini, Libri Secundi Collectaneorum, hactenus desiderati, Fragmentum ; Græce & Latine Edita, cum Notis ; Accedunt Epistolæ nonnullæ, rem Mathematicam spectantes; Et Opuscula quædam Miscellanea (shelfmark Leibn. Marg. 100:3)
# Folio 417, page id 867984570:0445
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el A L 1t Ld LC. 12
cermedia incer Symphona, Paraptiona, et AN.
tiphona.
Omnino aurem ee hoc sciendum est, quod
cum Canonici dicune quod Dia-pason in ratio.
ne dupla, aut Dia pence in selqui altera, auE
Dia cellaron in sesqui cerria, dt (ue semet di-
cam) dialtema hocce aut Cystema in cali ratione
spectacur: non hoc revera astirmane, quod ipsi
loni ea continentes inter se comparari hanc aut
illam racionem habent; scd, quod Chorda, d
quibus hi tiune soni, calia dialtemata Facien.
res, inter se comparatae, rales habene ratio
Res.
Sciendum ilem est, quod Fonus quisque ex
duobus conltat conjunctis cecrachordis (acuriori
e Grariori,) unoque interrallo conico: quodque
cetrachordum ejus acurins concinetur ab iptius
Nece e Mese; grarius aurem ab ejusdem Mele
et Hypate: quippe ejusdem Mele communis
elt urrique ejuldem cecrachordo; per hanc u
tique ca inter se connectuntur; estque ea eum
Acutioris TIrpace, cum Grarioris retrachorat
NecC. FOnuS aurem, qui in rarione Ce(quI
octara spectatur, temper continetur ab ejusdem
FIypare e ProMambanomenc.
4T7
Qa Xascor nai D)a reasapcor eira r XjaiPcora, que dia pason de dia tellaron; tum Diaphona,
y5ot sa Eppedn d av (a, eou decoperras ava preoor hoc est Concinna omnia, qua conspiciuneur in
TCOV ∞OIDCOCOV 3E, 3, W0D9 DCorcOV, n av DcorcOV
KaDoNS; avarnaier not 28r0 eidevaj, on end-
dar si KaveVOI dEgeteV, ot ~ Xa Xascor er d
SEC L1D SF FLLA A
onaord Kovco, n ∞ Xa nevre ev nurontco, n Y
29 S apcor et SreirC, nat a NCS erreir,
dE sua n X ousqua et FdE T Noyu
decopeitas 8 FοrO annDcoS doro Paivorry ont oi
EEXdrs avra DBoyot, cCS aMN_S 
CaMovo, soude n rordEY nogor éxsorr am on
32 eit 20da à D cor oi DDoygoi ei notEVTES Ta
oa HIasua _, 95 a MNa  gCMo-
pvai. 6oV 2018T85 ÉX802 10785.
EXt S aVOYKaTOV CidEray on éxaGOS o 
duo ocondicor rere aXod cov, dE Vrep Xe na) Ba
PVrEPS, nay EvoS 3VS OVyNCI) àmà 8 idi oEvr
por airs reregXodOr, DEIEZE) VO Z D vrys
nai D peons airs 1d) BapVTEPOV DENW, VO 
 pcons airs n D LarS. H yd p’on avrs,
noin EsW ap POrEpcOr Z ret eg. X opd cor crs na
aorl nat nd ravrae amNois ouvantor) nat yd
aern 8 ido oEvrpB, am es r8 ) BapOTPS,
vrn. O 5or o ev énoydóco noyco decopsdvos
aet WEIEXE) ino Cns C ooncopo
Caroidions costo.
L e H M A E B A O M O N.
neet 2 co EYU cd5 eo acr
dnnovem decops da drcinn Aa, pd nuons anpibEta
 nas ou Plucias H)aNnL oucda.
Tourcour SV aXaVTES 0001 oSet L ad
Eter iy DINenVoL en n Vno raS XopdaS 2S pSoI-
no opzare ioncudion oavis, oiov X ov n a B Y d
Zopdoroi  ropa E)) Eg aom rleo roiauxlii
weconeiar,  dero T8 relvea r45 xopd as ev aurn.
OTar rot ruo dexiscopd Y TOIETOVKaVoVa NaTa
Cor a pEeVINOVS NegoVS SsqrCOS KarTEE
De Tharmonici Canonis Sectione.
VM jam de Melodiae Speciebus diste
ruimus, hoc est Fonis et Modis: prOxI.
a mum elt ue de Harmonici Canonis se
ctioue, de quo omnia praerecenlica, Tanquan
 ipso spectata, discuriuntur, cum omni accu-
ratione e perspicuicare disteramus.
Sciane ergo quorquot Audiosi sunt de indu-
lrii, quod, qui subter instrumenei mulici chor-
das jacet alter, UEpUTa ABC D, nOmInaEUI
Chordoconos (quasi tensichorais;) quam ap.
Dellationem habet eo quod in ca Tendantur
chorda.
Ouando igitur talem Canonem velimus le-
cundum rationes harmonicas leire sccare; Pri
num eidem asseri insculpiinus (ope regula in
directum extensa, de inciloris acie lubcili,) cum
omni accuratione, tiguram quadrilateram oblon-
sam, parallelosrammam et rectansulam; qux
Pongicudinis incerrallum habeat palmorum de
cem; lacieudinis vero, quinque; (quo non
contuta nobis sic in ea Canonis lectio,) ut
HECi rS 58 apuovIXS navEV  NaTTOPIHS.
lanaborres coei X P puencodias cidior, rai
2o a EinEv, ToVCOY NaL FEÖ7 CoV EE5 nat
Et D τ8 apuoS har naoS
rat NE AOGOIS ZOIECOS, ps 3O pBEta, qqua
rerE_ CONA POV ETEPOPIHHES, Ed H AOZEC PVOVTE
xaer ophoycovior Exov ∞ pEV F pXSS 
aNais coy dena x  ZS WNaISS, HEVTE co5 av
Zuerro oiov x 
Hocoror e7 xapa Do d er aurn, di idurerss sab uns
ariyxuros n nararojin rod naror  ev aired iuir
nd
E. FOII.
a Ll lruvar. rePOO iritraa. B PrO iisi reponO am.
Delnde
Vc