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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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L1B. II. DE AETERA PIOHE.
quor sunt in vlcima; sed cadem ta-
rio eltevidetur, cum lumen à lu-
cida Sphaera diftundieur: R e(BON
deo elle maximum discrimen, quia
radii quoquoucisum duCUnTUI, aF-
que intinici propemodum de
cultaneur, in lingulis punctis me-
diarum Cuperticierum, nec vilum
centrum commune cA, a quo
Possine accipi Cupertcies, ve acci-
dic in primo calu; ac proinde non
15. 12. ralet paricas; sic enim v. 8. Cphx-
xalucida A, allumatur punctum B.
Inegue radii BAI, BL, BI, BV, BZ;
vides omnes esse inaequales; nec
ex cenero B, pollune accipi arcus,
in quibus lumina sInE aque inceI.
Ta, VE Patet; nempe in aEcu dL
Y. 5. Icem in B7, OY, HIX, ecc. lu-
mina Cunc aeque incenta; sed cen-
erum iltorum arcuum non est pun-
ctum B, nec vilum aliud Cuperti-
ciei sphaera lucidae: Pexeterca cuin
ab eodem cencio cora vis lucis
collecta agir, rnus radius alium
non promonet, secus accidit in
hoc calu; v. 9. BV non eNec adco
longus, nili ab aliis radiis promo-
verecur, qui ab aliis punctis pro-
Fecti, cum hoc deculantur; igi-
eur nulla est PariEaS, Cx quO PIO-
polica disticultas loluta MaVCE.
PROP. CZZ VI.
Si data sphaerae lucida collecta vis,
ab eodem centro acere supponatur,
in superficie immediata, maiorem
vim luminis producit, quam eadem.
in sphaera lucida: Cum enim vis.
collecta egac in maiorem distan-
tiam, quam eadem dilperla, per
PrOP. 123. e cum lumina in viti.
ndis superticiebus, inc aqualia; (IE
Eir. 16 vis collecta in A, sicque radius
sphaera actinitaris AC CCNCE lt
men in puncto iuXra A, v. 9. in
LI, es ad lumen in C, ve guadea-
cum torius A C, ad quadrarum
AEI; AE cadem ris lucis in (pHaEA
lucida AB, Reque distancia, intra
quam Cuum lumem diffundie BC;
sic punctum L iuxca B; CInegue
AII, BL, aequales; cerre cum lu
tven in C, tic ad lumen in L, VE
quadratum BC. ad quadracum BL.;
e cum in C Cc aeque incensiir,
Sve AE Terminus Sphara actiuira
eis (phaera lucidae, SinC exrremi-
tas Sphaera actinicacis, vis lucis
in cenrro collecta; igitur cum
AC, AE MaiOEBC, CA IMaIOEPEO-
porcio luminis, quod inest pun-
eto HI, ad lumen in C, quam lu-
minis L, ad humen C; igieur in
Puncto HI, est intenlius lumen,
quam in L, quod erat domonstran
dum.
P ROP. CXKVII.
In hac eadem hypothest, maior
est luminis porrio, in superficie sphe-
rae, quae ducitur per L, quam in ea,
quae ducitur per : Iam porcio
luminis qua inest Cuperticici, du-
etx per punctum EI, Cs re planum
circulare, aequale vlcimae Cuperti-
ciei sphaera actiniraris, qux duci-
EuT Per C, ve pater ex dictis; (ect
portio quae inest superticiei ducta
per punctu L, est ve circulus, leu
planum ciiculare; quod est maiis
ylrima Cuperhcie; nam LAMIna II
L, X in C, lune re luperficies per-
nucando; a portiones luminis;
quae inlune superticiebus ductis
DeF L, _ C, TunE In PAEIONC COM-
polica luminum, et Cuperticierum;
AE V. 8. BL Z. AB, vel BO; lEque
A T,, 7. _E A C 30. Pario TU-
perticierum ct 300. Fatio tumiii
u