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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 68, page id 779786009:0106
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PI XSIC A TR ACT. V II.
radius PK, _ planum FlOrizon.
cale AB; haud dubie acus MagNC-
tica eric in AB, pacallela scilicce:
Elorizonti, cur enim porius in Au-
Arum, quam in Boream inclinarcts
igicur vbi nulla est. Poli clevatio,
nulla est inclinario; si vero alTu.
marur radius POA, cum plano
Florizontali MIS., aCuS AB erecta
Iabic; non enim consister in sEu
Elorizontali, alioquin non ester in-
dex; cur enim porius in vro MO-
ridiano, quam in alio: non erie
etiam inclinata; cur enim porius
versus. L, quam versus N: idem di-
eo de aliis Meridianis; igitut erc-
eta Rabic in. AB; hinc cum IIorizo-
rali facie angulum 90. grad. cadem
aurem est lub Polo eleuario Poli,
re constat; igirur cum acus Ma-
gnerica in R polita lic in Cicu. AB,
hoc est parallela Hlorizonti; in
BA vero, Hlorizonci perpendicu:
laris; hraud dubie dum ab A qua-
tore ad Polum accedit, id est a C,
ad F, magis ac magis Cub Hori.
zontem inclinat, idque iuxta. H-
nem a nacura libi dectivarum, id
est vi. locorum (c. index; quod
cerre vehiac, alticudinem Poli, seu
lacicudinem locorum indicare de-
bet; nam quatenus acus in ciscu-
lo Hlorizoncali vertirur, v. 8. in Py.
xide naurica indicar eancum lineam
Meridianam. Ceu sectionem Hori
zonris sc Meridiani; quatenus ve-
rd libere vercicur in circulo Verri-
cali, praerer planum Meridianum,
aliquid aliud indicar; alioqui
Parallela Horizonri maneret; sed
Hsorizoncali parallela non manet;
acqui nihil aliud, praerer cleua-
icionem Poli, seu lacieudinem in-
dicare porest; non Polum iplum,
caeli acus dirigieur: igicur nihil
aliud praecer laricudinem; Facto Cci-
licet cum Ilorizontali angulo in-
clinarionis, aequali angulo larieu-
dinis; adde quod cum ab A quato.
se crelcat inclinarionis anguius, vI
que ad Polum, quem Ccilicet acus
Magnerica Facit cum Florizoncalis
cerce per cremenca aegnalia per le
id heri necesse est; cur enim pCF.
inxqualia; cur per maiora Cub ini.
cium quam cub Anen; Dices COn.
Rare elleinaequalia, ex innumerisi
fere experimentis; Respondeo per
Cc ese aqualia; Cedper accidens.
inxqualia; nempe re. aliquando
mulris gradibus declinat acus Ma-.
gnetica ab aspectu verriciracis, id.
que per accidens, ita quoque per
accidens declinac ab aspectu ineli-
nacionis, quorum oimiu caulaSi
infra explicabo.. Ilinc (i. radius.
PR ICa VEFEAEUE, DE C dOCUITAL 2F-
cum CF, Si Cupponatur AB immo-.
bilis, rranssbiE in MIS; CUIML VerO.
AB eriam quadrancem Cui. Orbis.
decurrar, rranlibie in AB, Cupra
Polum E crectam; isitur acus in.
quadrance corius laricudinis, ver-
cicur sccundum eorum Cemicircu-
lum; verbi gracia, dum est in R, B
respicit Borealem polum Firma-
menci; dum veroin l, eadem ex-
tremitas B relpicir polum oppoli
cum Firmamenti, Ccilicer Auctra
lem. Finc dum percurrie quadean-
cem globicerrestris, Cenicirculum.
decurrie exrremitas acus Magne-
tiea; dum Pemicirculum ciuldem
slobi, inceorum circulum; dum
eorum orbem, duos circulos: hine
vides in acu duosmorus, alterun
centri acus, alcerum Orbis; nem-
De centrum ecus ridetur ab iplo.
nec. enim. ex iam dini, in polos radio deterri, qui d cenrro elobi
rerrectris,