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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 107, page id 779785487:0165
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# Lines: 93 recognised, mean confidence 0.91
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L.IB. I. DE C OLOR ABVS.
deantur; Tam hoc phanOmenON
expolui prop. 30. hic paulo Fusius
explico, pro quo.
Primo, Suppono, retractionum
mencuram accepram iMXta TaTIO.
nem eradicam à Carrelio; licee
enim cum eo in principiis minime
consentiamus, Fallum enim else pu-
camus, lumen corporis actionem,
velmorionem este, neque hieri pol-
Le credimus, ve corpus facilius per
corpus densum, quatm per EAEUI
moneatur, illud tamen consequens,
quod ex huiulmodi principiis in-
Ferc, hoc loco lupponere poltumus,
cum ad rem iltam perinde (IE; Ita-
que retractionum mensura, hoc
modo instiruatur; sic quodlibee pla-
num, Ceu luperticies corporis den-
18.6. Loris, infra poliri, FF; ex CeNETO
A, describatur circulus; ducanEuE
radii DAC, BAI; DA retringatur
verlus perpendicularem AL, v. 8.
In AEI; re Sciacur quancum Fran-
Si debeat, BA, duCaNEUE BT, DV,
vel IHI, OP, id ekt linus complo-
menti angulorum incidentix; CIE-
que rePO, ad NI, vel DV, ad
BF; ita OEI, ad quarram MIIE; L2-
dius, BA FrangICuE In AK, ve allc-
ric Carcelius, hic tancum Cup-
POnO.
Secundo; LDBOnO. Lac IS
circuli peripheriam cadentem, per-
inde le habere, acque Si in tangen-
tem caderee, quae idem punctum
tangCFeE, v. 8. CC Z B radius in-
cidentia, sic radius AB, TangenS
BZ; dico angulum incidentix es-
Sc aequaelem angulozBI, vel BAC,
DE Pacet; hinc vE praetacuS ansu-
Ius habeatur, deber caneum alti
mi aecus, ab incidentix puncto,
vique ad cerminum Cemidiame-
eri, in quam radius perpendi.
cularirer cadic; v. 8. arcus BC.
Tertio, Cuppono, rationem re-
Fractionis in aqua, esse fere 
re habes apud Carrelium, id est ( -
num complemenci anguli inciden-
tia, else ad sinum rectum anguli
retracti, et 4. 2d 3. V. 9. PC, ad
OFI, vel NI, ad MK.
Ouarto, suppono, angulum ro-
Rexionis aequalem esse anoulo in-
cidenrixe; ve aurem habeatur re-
Aexio radii cadenris, in cauam
peripheriam circuli, debene tan-
cum altumi aequales Cubrenta, vel
quod idem cst, aquales aECUS; V. 8.
Ac BD, cadens in D, allumatur DI, Fi8. 53
aequalis DB; cerré DI eric radius
rellexus, ve constar ex elementis.
Ouinco, daco radio incidence iin
Peripheriam circuli; Facile haberi
porest, radius refractus, ineia
ampullam icemque retlexus; icem-
que secundus Fetractus, primus vo-
cerur immertus; quia FeveTa I-
mergitur; lecundus verd emergens;
sic enim ampulla vierca, aqua ple-
na, in qua inaiorem cantum circu-
lum considero ABCD, circulO ver-
ricali secundum diamerrum DB,
Parallelum; ducatur AC, Perpen-
dicularis in BD; alsumarue quili-
bec radius incidentix, pura FC; LIF-
que arcus AC 60. orad. hic clt an -
sulus complementi anguli inciden-
cia; consule cabulam sinuum, e
altume linum rectum anguli 60.
Grad. poliro Linn EotO 100000. &
invenies 86603. iam lIc DE 4. ad 3.
haec enim cst racio mensura FFa
etionim, ita 86603. 2d 64952-
quaere hunc numerum in canone,
X invenies, esse linum rectum an-
guli 40. grad. 30. derrahe hunc an-
sulum ex priore, id est ex angulo
60. reliduus erit angulus grad. 29.
30, lic
i8 7