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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. 7:3-4; ZEN Leibn. Marg. 7:3-4)
# Folio 51, page id 779786009:0089
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LIB. I. DF L APIDIB. E Y BI ACNEFF
parebir; _ vero ve dicam quod res beac ad polum BOreale FCTFA F
eAt, vix pocerat Facilior modus ex-
cogirari, quo iuxca nacura incti-
curum, sinem praedictum Maones
consequeretur, quam l in polis
globi terrettris, aspectuum Ma-
sneticorum termini CaEUAnEuE.
PROP. LXZXIV.
Hinc acus illa primaria, quando
sunc in debito situ, sint per se paral-
lela plano Meridiano; Ratio pAFCE
ex dictis; quia cum in eo licu po-
nantur, in quo Cuos aspectus ha-
bent, ee cum praedictorum alxe-
ctuum termini line praedicti poli,
haud dubie acus ad polos globi
cerrestris, quancum postune, Epc.
ctane; igirur lunr parallelae plano
Meridiono, quod per iplos polos
ducitur; idque sine iplx acus in
circulo Hlorizoncali, siuc in rerri-
cali vertantur: Dixi per Ce, nam
per accidens vbique tere a praedi-
eto plano declinane; immo ipla
declinario, eriam in eodem loco,
eadem non est; hoc aurem ab ex-
trinseco procedit, non ab ipla Ma-
gmerica acus indole; quaenam pOr.
rolic huius declinationis caula, di-
cemus infra; ioieur contaE, acus
illas, modo sine in debito stu, ac
statu, plano Meridiano esse per le
Patallelas.
PROP. LX Z ZV.
Redditur racio, cur acus sub
Signatore, in circulo verricali facile
mobilis, sit parallela axi mundi: V.
Ei8. 4. 8. lic axis mundi FD, XGUAEOFFC5
constiruatur acus Magnerica BA,
in KR, id est in A quarore haud du-
bie BA, in R, exic paraIlela FD;
ratio elt, gnia Cum exEremiCaS BO-
quam A ad Australem D; cerre
neque B peaenalet Lupra A, neque
A lupea B; isicur A non inclinae
versis polum Cuum, Pcu cerminum
aspectus Cui D; nec B verSUIS F;
igitur, AB, in IE, est parallela axi
mundi, quod erarprobandum.
PROP. L X X K VI.
Ficet poli firmamenti non sint
termini aspectus Magnetici, sunt
tamen necessaris ad praedictos termi-
nos constituendos: PFobatuE quia
Poli globi cerrestris lunc cermini
apectus Magnerici, PCF PFOD. 83.
Sed poli globi cerrectris lune can-
tum per respectum, ad polos Fir-
mamenti, reparet; li enim Cyde-
ea Cuos orbes alirer agerene, V. 8.
circa pucta, quae modo lune Aqui-
noctiorum; haud dubic, poli in
SlObO FCFFCCRI MUFAFENEUE; e
Agnacor per ca puncta ducerecur,
in quibus modo (unc poli; igitur
poli in globo cerrettri relultane
ex cali relpectu; quem habene ad
polostirmamenti; ergo licer hi
non sine cermini aspectuum Ma-
onoricorum, Cunc ramen neceltarii
ad praedictos cerminos constimuen
dos, quod erar probandum.
Terra non est Mlaenos MLanes:
coregium cerre, de ingeniose ex-
cogitarum, commentum enmen, e
illustris tabula; quippe nulla ia-
cione, vel experiiseneo hoc pro-
bac; sraris enim allerie inreriorem
rerra compasem esse Magnericam;
hoc est ex substancia Magnerica
constare; quis enim portionem il.
realis B non minus spectare de lam vnquam decexit; nec eAt, quod
dicato
PROP. LXZZVTL
HIoc Fuic commencum Gilberri,