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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)
# Folio 488, page id 779785487:0546
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PEYSICA TRAOT. IV.
eis incuruatur, id est, maiorem aere compretto adducieur, V. 8. Fig. 40.
facit angulum refractionis, idque
iuxca praedictam hypoch. sint enim
duo radii A1s, d ID. quorum hic,
obliguius incidat, cerre eo maior
elt incuruario, quo maior est aëris
compressi, pellencilque latus radii
vis; haec enim caula cst incurua
tionis; sed eo maior est praedicta
vis, quo maius est laceris Legmen-
cum; cui admonecur, vel in quod
incumbic. acqui eadii FD peaetacum
Cegmencum maius ett, quam radii
AV; quis enim non ridet ZC, nam
Lemicirculus diametro CD ic per
CFZ. D, maius elle FC; IOIFAE F2
dius TD magis incuruacur, quam
AD: adde quod minor est copia
corporis, Ceu materia, in qua lu-
men dittundieur, in radio obli-
quiore, incidenre in camdem ba-
LIm CD, re patet; licet vis motus
non crelcat, ratione minoris mO-
lis inmobili; quia eadem copia,
Ceu quantitas praedicta macerie, in
angultiores poros medii densi in-
eruditur; led canrum racione ma
ioris pocencix applicaea, maioris
inguam exconsiné, ve ainnE, nOn
incenliue; maior enim vis aeris
comprelsi admora elc. etiam (up-
polica eadem basi CD; PorrO hxc
Segmenta, quae lunEre porriones
aeris applicaci, facile haberi pol-
TUnE, S Cuper dinmetro CD, du-
catur Cemicirculus; erune enim vE
Subrenle ducta a puncio C, iuXta
quemliber anguium incidencia,
quod cancum indico.
7. Radius retractus iuxta hanc
hypoch. nunquam concurrie cum
perpendiculari; lic nunguam aqua
ex canaliculo oblique secto erum-
pens, per lineam perpendiculariter
per CL; alioquin vis aeris com-
in lacus camaliculi cadencem, ab
pressi ellet intinica, ve paree; hinc
etiam in hac hypocheli, bene osten-
ditur, quomodo in linabus, mmen-
Cura retrationum accipi polsit,
quod cerre eodem modo; proba-
cur, quo diximus Cupea PrOp. 43.
Ced hoc adhuc melius, idque geo-
merrice demonstrarue. cum enim
relupra dictum est, vis motuS aeris
prensencis, sic ve portio acris ap-
plicati, de hec, ve legmentum la-
reris, de quo lupra, sic L. A, balIS. F18. 12
radii, sCL F duula; Sinc duo Ce-
micirculi LOT, LNA, X qua-
dtans ALF; sinc r2. ii incidencixe
LO, LP; vel porius latera radio.
rum, quorum balis L. A communis
Sic, quae lic eriam communis sectio
mediorum; lInE AR, AS, latera
oppolira parallela, angulus OLI
(IE 45, _E PLT SE 30. haud dubie
angulus RAT est aqualiSOLT; X
SAT, aqualIS PFF; produCaEuE
RAI, icem SAR, anguli oppolici
Cune aquales, VE patet; BInE RB,
TC; AIE AFL, v. 8. radius retraCtUS,
respondens AR; e AO retractus,
relvondens AI: sine etiam OF,
TID; CeFEE VE LO CA ad LP, ica
LH, ad LM; Sed L. MI est aqualis
BIE, _ LHI aequalis CI; ergO VE
LP, ad LO, ica EB, 2d IC; SIE
AUEeM VEKB, ad FID, ica IC, ad
OE; cric criam ve RB, ad TC, ica
FID, 2dGF; ergo criam vE FID,
2d OF, Ita ZIL, ad OZ; si enim
tocum est ad tocum, re reliduum,
ad reliclumm, eriam erir re ablacum,
ad ablacum, ve constat, sed XFI
CAt mencura accellus radii AK, ad
perpendicularem; et ZC, mensu-
ta accellus radii AL; igirur est ef.
fectus ris morricis aëris applicaris
488