Guevara, Giovanni di
,
In Aristotelis mechanicas commentarii
,
1627
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facilius eadem potentia, & citius idem mouet pondus, altius
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sertè ſublata antenna velum à mali ſede, quæ hypomochlion
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eſt, remotius faciens, id efficiet.
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<
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">COMMENTARIVS.</
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<
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">Qværit hic Ariſtoteles cur
<
expan
abbr
="
ijſdẽ
">ijſdem</
expan
>
prorſus velis,
<
expan
abbr
="
eodẽq.
">eodenque</
expan
>
<
lb
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vento perflante, celerius nauigia ferantur quando al
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lb
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tius ſublimatur antenna. </
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>
<
s
id
="
N138E6
">
<
expan
abbr
="
Statimq.
">Statimque</
expan
>
reſpondet, ex eo
<
lb
/>
id prouenire, quod malus in ventorum impulſionibus conſti
<
lb
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tuitur vectis, cuius hypomochlion, ſeu fulcimentum eſt ipſa
<
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mali ſedes in qua locatur; pondus autem quod moueri de
<
lb
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bet, ipſum nauigium, ac mouens ventum impellens. </
s
>
<
s
id
="
N138F4
">Etenim
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cum huiuſmodi impulſus velis quidem exceptus verè totus
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lb
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refundatur in eam mali partem vbi alligatur antenna; quan
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lb
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tò ſublimius illa fuerit alligata, tantò remotius à fulcimento
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lb
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vis mouentis incutietur in malum, ſeu vectem. </
s
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<
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id
="
N138FF
">At virtus
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mouentis beneficio vectis, eo magis augetur, quo remotius
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ab eius fulcimento imprimitur: ergo cum ſublimior fuerit
<
lb
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antenna, maior fiet virtus à ventis incuſſa,
<
expan
abbr
="
validiusq.
">validiusque</
expan
>
proinde
<
lb
/>
mouebit nauigia. </
s
>
<
s
id
="
N1390E
">Diximus autem impetum velis exceptum
<
lb
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ferè totum, non abſolutè totum refundi in eam mali partem
<
lb
/>
vbi alligatur antenna; quia adhuc antennæ cornua, ac veli
<
lb
/>
pedes ex eodem impetu participant, dum per funes opife
<
lb
/>
ros
<
expan
abbr
="
propedesq.
">propedesque</
expan
>
nauim ſecum trahunt atque proripiunt. </
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<
s
id
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">Sed vt firmius doctrina Ariſtotelis teneatur, ac difficulta
<
lb
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tes omnes oppoſitæ ſoluantur, notandum eſt duplicem in
<
lb
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malo conſiderari poſſe rationem vectis cum nauis per veli
<
lb
/>
ficationem fertur antrorſum; vnam quæ illi competit abſo
<
lb
/>
lutè prout
<
expan
abbr
="
cõdiſtinguitur
">condiſtinguitur</
expan
>
à reliquis partibus nauis; Alteram
<
lb
/>
verò quæ coniunctim ei conuenit ſimul cum nauis carina,
<
lb
/>
ſecundum cam partem, qua carina verſus puppim extendi
<
lb
/>
tur. </
s
>
<
s
id
="
N13934
">Porrò malus abſolutè conſideratus in latione nauis,
<
lb
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virtute ventorum, fulcimentum obtinet circa profundam
<
lb
/>
ſedem vbi locatur in nauis carina,
<
expan
abbr
="
eiq.
">eique</
expan
>
innititur per ſui ex
<
lb
/>
tremum infimum, qua parte, ſeu facie vergit ad puppim.
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lb
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</
s
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<
s
id
="
N13942
">Onus autem ſeu nauem promouet per partem ipſius altio</
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