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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 418, page id 779785487:0476
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418
PA ZSICA YR ACT. IV.
ad lumen in O, ve quodratum CA,
ad quadrarum BA; hOC CA VE I.
2d 4. G vero diuidatur in 4. leg-
menca aequalia, (cilicet A HI G I B,
haud dubie a in B, est vE 1. In FI,
vE 16. II G, vE 4. In L, VE 1. 27.
nempe lumen in I, est ad lumen in
FL, ve quadracum FIA, ad guadia-
cum I A, idest VE 1. 2d 9. Sed VE9.
2d 1. IF2 16. 2d 1. 3. A vero dini-
datur in 8. Ceomenta aequalia; haec
exic progrelio 1. L 49. 1. 3. 2, 250
4. 7 g. 16. 64.
PROP. L XIV.
Puncta luminis sunt heterocenea;
ex praetaca progrelsione hoc iplum
euinCitUE; nempe (I in B SE tantum
ruum punctum luminis, cerre in
KL, vel est unum tantum, vel pluras
si plura, sinc duo, v. 8. igitur nON
Cunc ciusdem perfectionis, cum
puncto, quod est in B; alioquin
Lumen in B, esec ad lumen in R,
VE 1. dc 2. Scd est vE 1. 2d F. 25. PeF
prOD. 63.-igicur si Cune plura pum-
cta in K, non lunt eiuldem perte-
ctionis, cum puncto in B; igieur
diverlae; igitur lunc hecerogenca,
ve patet, ex tetminis; si vero dica-
cur esse rnum cancum luminis pun-
ctum, in K, vel est eiu (dem perte-
etionis, cum puncto, quod est in B,
ret diverla; non eiuEdem, alioquin
lumen in B essec ad lumen in IE, VE
2. 2d 1. Contra prop. 63. icitur di-
verlae; isicur puncta luminis in
diftutione, Cunt hecerogenea e ve-
ro ex hac prooressionis ratione,
quam lupra demonstranimus, per-
spicuum mance, puncta diftusi lu-
minis elle hererogenea; verim ve-
xo in lingulis punctis Fubiecti (IME
plura luminis puncta; iam Cupra P.
DROD. LXV.
Si axis coni diffusi luminis per
aequalia seementa dinidatur, tantum-
dem est luminis in uno solido segmen-
to, quantum in alio; (IC v. 8. COnuS
Luminis AFHI; cuius axis AC di- Fi8. 
uidarur in 4. Ceomenta aequalia
A, Cd, L, NI. C; dico cancumdem
esse luminis in cono ABC, quan-
cum in FcustO COnICOCBDK, vel
DRTE, rel F IFIE; Cum enim eaN-
cum se luminis in Cuperkicie FFI,
quantim in DK, vel in FI, vel in
BC, Per PFOP. 58, 59. _E CUIM EOE
(InE Superkcies in ConO ABC, quoE
TUNE In FEustO BC DR, EOE LUHE
enim huiulmodi Cuperticies, quor
lune plana parallela, quibus fecari
porest; sed tor lune huinlmodi
Plana, quor puncta in aXc AC; 1gi-
EUE CIII abLIIMaNEUE LCGIENEA PEX-
dicti axis aequalia, cerre quodtiber
Feomentum Colidum Eor Habet Cu-
perhicies; quor aliud; igieur cum
via suxerficies cantumdem luminis
hrabeat, quantum alia, quodlibee
Frultum Colidum cancumdem lumi-
nis habet, quantum. aliud: quod
dico de cono, dicendum est de com
Ea SphXL2.
PROP. LZVL.
FTinc dici potest, quanta sit lumi-
nis porrio, oltra, vel cirra quamli-
bet superficiem sphaerae: v. 8. Cc vtri-
ma Cuperticies sphaerae LGFL, sr
conus luminis AFHI; Sic quodli-
bec punctum in axe coni, puta P;
dico portionem luminis qua cst
versus Cuperticiem F FI, esse ad il-
lam qua eA verSIIS CeNEEUM A, vE
PC, ad PA; nempe re collectum
Euperticierum versus FFF, ad colle-
25 dictum est, guam, si vis consule. Aum rersis A; FOE Cune enim lu
perticies