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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 452, page id 779785487:0510
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52
PAZSICF YRA CT. IV.
lis proportionalibus minoris, quDE
in singulis proxorcionalibus maio-
ris; cerre lumen non est propriein.
centius, in minore, quam in maioic,
Per p. 3. videtur camen esle; quiaran.
rumdem eA luminis in aicu CB,
minoris, quantum in DE, maioris;
igitur in CB incensius lumen esse
viderur, cum eadem luminis por-
eio sc contractior in CB, Q magis
rnica, in DE vero, distractior; quia
tamen eor lune puncta Phylica in
CB, quorin DE, verobique cadem
estincensio proprie, quae proprié
accipitur, respectu ciuldem parris
Tubiecti; obleruabis tamem iuXta
hypochelim illorum, qui lumen COr-
pus esse Cenriumt, haec rera luminis
intensio elle videtur, quod Fatmen
adhucrepnonar, nam in medio den-
Popori angultiores LunE,VE PaTCE, _
laxiores in raro, igitur plussuminis
laxiores capiune, li lumen corpus
el; rnde lane Fallam illam hypoche
timi, quancumvis carera aigumenta
deellent, reputabis, sed iam illam in
lib. de lumine Fuse returaui.
PROP. V.
Lumen, quod ex medio raro, si
persicie spharica terminato, subit in
densum medium; nullo modo refrin.
siur: Sic lucidum in A, Sic medium
rarum excenlum vique ad C, a den-
Co vndequaque in oibem circum-
Ccripeum; radius cadens ab A, in C,
non retringitur, nec incuruarur, led
recta, per medium denlum, perspi-
cuum scilicer, cendit in D; cario ck,
quia cadic AC perpendicularirer in
medium dentum, eraro;igieur non
retringitur, cur enim in vnam po-
rius partem, quam in aliam, dexrror-
Tum, v. g. quam sinistrortu, per
Ely p. 3. Qua demonstLaTUE, PeF dd ul
quilibet enim radius per lineano
canrum dererminaram diffunditur;
Ced in hoc calu, neurra refracta ese
decerminara; dic enim Lodes, quaenâ
deterinAEa NIE; IOIEUE MMIIA HE FC-
Fractio: Dices, hanc raionem else
Degariuam; Relpondeo Fundari in
illo principio policiuo, quod habes
in 2X. 1. c proinde esse policiuam.
quod cerre nemo negabit, modo
logica vel leuirer rinctus lIc; aequi
quod dixi de radio AC, de omni-
bus aliis dici debet; cum scilicee
omnes perpendiculares Cint.
PROP. VI.
Zumen. quod praedicto modo, c raro
medio cadit in densum, inten (ius est in
prima illa superficie densi, quam si
tantum per medium densum. secun-
dum eamdem distantiam, vel radius
longitudinem diffusum esset : v. 8. (IE
idem lucidum A, CE mediuM FALUMA
2b A, in C, cui deinde (uccedar den-
Cum versus D; dico lumen in C elle
incensius, quam si ab A, per mediur
cancu densumradius venisset; quod
Facile probatur, quia ( ab A venil-
Ter in C, per medium densum, ian
plus virruris in medio denlo, quod
Ecilicer pluribus parribus constat,
concumprum, ac policum cller; igituF
iinus esler reliduum; igicur in reli-
quo Legmento remissius lumen im-
Primeretur; in quo lane non vide
tur esse disticultas.
PROP, VII.
In hac eadem hypothesi. qua scilicet
e sphara medus rari, subit lumen in
densum, lumen in prima superficie
densi productum, perinde se habet, at-
que si aliud cerrum lumen mains; ab
eodem centro diffunderetur idque tan-
rum per medium densum: Sit eniis ir
A lucidum minus Z, quod per to-
tam Ephaeram medii rari, cuius
Eadius