Biancani, Giuseppe
,
Aristotelis loca mathematica
,
1615
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pagenum
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112
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009/01/112.jpg
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s
id
="
s.001986
">
<
emph
type
="
italics
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Oportet autem ipſius alteram portionem intelligere, quæ nobis habitatur; quæ
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eodem modo diuidi poterit)
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emph.end
type
="
italics
"/>
ideſt oportet intelligere ipſius horizontis, vel ter
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ræ habitatæ partem, quæ quamuis rotunda non ſit, poterit tamen, ac ſi ro
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tunda eſſet in figura circulari repreſentari,
<
expan
abbr
="
atq;
">atque</
expan
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in plures partes eo modo,
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quo circulus ſecatur, ſecari.</
s
>
</
p
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type
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main
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<
s
id
="
s.001987
">
<
emph
type
="
italics
"/>
Supponatur autem primò contraria ſecundum locum, eſſe plurimum diſtantia
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lb
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ſecundum locum; ſicut ſecundum ſpeciem contraria, plurimum diſtant ſecundum
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ſpeciem. </
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>
<
s
id
="
s.001988
">plurimum autem diſtant ſecundum locum, quæ per diametrum opponuntur,
<
lb
/>
ſit igitur vbi A, occidens æquinoctionalis, contrarius autem huic locus vltimus B,
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ortus æquinoctionalis)
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emph.end
type
="
italics
"/>
ideſt in ſequenti figura ducta diametro B A. in altera
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ipſius extremitate vbi A. ſit occaſus æquinoctialis, qui fit Sole exiſtente in
<
lb
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alterutro æquinoctio; huic igitur per diametrum opponatur ortus æquino
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ctialis in B. qui pariter contingit tempore æquinoctiorum: linea autem B A,
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refert ipſum æquatorem.</
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<
s
id
="
s.001989
">
<
emph
type
="
italics
"/>
Alia autem diameter hanc perpendiculariter ſecet, cuius punctum illud, in quo
<
lb
/>
G, ſit Vrſa: huic autem contrarium ex oppoſito illud, in quo H, meridies)
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emph.end
type
="
italics
"/>
hæc dia
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lb
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meter erit ipſa linea meridiana. </
s
>
<
s
id
="
s.001990
">pro Vrſa verò intelligit ſeptentrionem,
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quod ibi ſit Vrſæ conſtellatio.</
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>
</
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type
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main
">
<
s
id
="
s.001991
">
<
emph
type
="
italics
"/>
Id autem, in quo F, ortus æſtiualis; in quo verò E, occidens æſtiualis)
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emph.end
type
="
italics
"/>
quæ duo
<
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puncta iunguntur linea F E, quæ refert ſectionem tropici, Cancri cum ho
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rizonte: ortus enim, & occaſus æſtiualis contingunt Sole Cancri tropicum
<
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percurrente.</
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>
</
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type
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<
s
id
="
s.001992
">
<
emph
type
="
italics
"/>
Id autem, in quo D, oriens hyemalis; vbi verò C, occidens hyemalis)
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emph.end
type
="
italics
"/>
linea au
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tem D C, erit ſectio tropici Capricorni, & horizontis; Sole enim hunc tro
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picum attingente ortus, & occaſus hybernus fiunt.</
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>
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main
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<
s
id
="
s.001993
">
<
emph
type
="
italics
"/>
Ab F, autem ducatur diameter ad C, & à D, ad E. quoniam igitur plurimum
<
lb
/>
diſtantia ſecundum locum, contraria ſunt ſecundum locum: plurimum autem di
<
lb
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stantia, quæ ſecundum diametrum; neceſſarium eſt, & flatuum hos inuicem con
<
lb
/>
trarios eſſe,
<
expan
abbr
="
quicunq;
">quicunque</
expan
>
ſecundum diametrum exiſtunt. </
s
>
<
s
id
="
s.001994
">vocantur autem ſecundum po
<
lb
/>
ſitionem locorum venti ſic; Zephyrus quidem ab A, hoc enim eſt occidens æquino
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ctialis. </
s
>
<
s
id
="
s.001995
">Boreas autem, & Aparetias à G. hic enim Vrſa, contrarius autem huic
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lb
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Notus ab H. </
s
>
<
s
id
="
s.001996
">Meridies enim eſt hic, à quo flat, & H, ipſi G, contrarium eſt; ſecun
<
lb
/>
dum enim diametrum ſunt. </
s
>
<
s
id
="
s.001997
">Ab F, autem Cæcias; hic enim oriens æſtiuus eſt; cui
<
lb
/>
contrarius est, non qui flat ab E, ſed qui à C. Libs, iſte enim ab occidente hyemali
<
lb
/>
flat;
<
expan
abbr
="
estq́
">estque</
expan
>
, illi contrarius, quia ſecundum diametrum illi opponitur. </
s
>
<
s
id
="
s.001998
">Qui verò à D,
<
lb
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Eurus, iſte enim ab horiente hyberno flat, vicinus existens Noto, vnde & ſæpè Eu
<
lb
/>
ronoti flare dicuntur:
<
expan
abbr
="
cõtrarius
">contrarius</
expan
>
autem huic, non qui à C. Libs, ſed qui ab E, quem
<
lb
/>
vocant, hi quidem Argeſten, hi autem Olympium, alij verò Scironem; iste enim ab
<
lb
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occidente æſtiuo flat, & ſecundum diametrum ipſi ſolus opponitur. </
s
>
<
s
id
="
s.001999
">Venti igitur, qui
<
lb
/>
ſecundum diametrum poſiti ſunt, & quibus alij aduerſantur, ij ſunt. </
s
>
<
s
id
="
s.002000
">Alij autem
<
lb
/>
ſunt, ſecundum quos non ſunt contrarij venti, ab I, quem vocant Traſciam, qui me
<
lb
/>
dius eſt inter Argesten, & Apparitiam, à K, autem, quem vocant Meſen, Medius
<
lb
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enim eſt Cæciæ, & Aparetiæ. </
s
>
<
s
id
="
s.002001
">Diameter autem K I, iuxta circulum ſemper conſpi
<
lb
/>
cuum eſſe ſolet, non tamen exactè)
<
emph.end
type
="
italics
"/>
ideſt linea K I, ſolet in horizonte referre
<
lb
/>
diametrum circuli omnium ſemper apparentium maximi, eo quod ſit ferè
<
lb
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ſub diametro illius, in qualibet enim ſphæra obliqua, ideſt, in qua polus ele</
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</
archimedes
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