Guevara, Giovanni di
,
In Aristotelis mechanicas commentarii
,
1627
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17
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Mechanicam facultatem vere ac proprie eſſe
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ſcientiam Mathematicam.
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<
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<
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">ADDITIO QVARTA.</
s
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id
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<
s
id
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N10A10
">Vtrum autem Mechanica facultás pertineat ad ſcien
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tiam phyſicam, an ad mathematicam, vel potius di
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cenda ſit partim phyſica, partim mathematica, non leuem
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habet difficultatem. </
s
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<
s
id
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N10A19
">Etenim eſſe ſcientiam phyſicam, illud
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primo loco ſuadet, quia nimirum leius ſubiectum eſt phyſi
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lb
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cum, vt graue, & leue,
<
expan
abbr
="
virtusq.
">virtusque</
expan
>
motium, ac detentiua, qua ſe
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cundum locum ipſa cientur aut detinentur. </
s
>
<
s
id
="
N10A2C
">Secundo
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expan
abbr
="
quoniã
">quoniam</
expan
>
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de huiuſmodi ſubiecto agitur ſub ratione phyſica, prout ſcili
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cet eſt mobile ſecundum locum natura ſua aut violentia; quæ
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certè fit per impreſſionem impetus, eleuationem, vel tractio
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nem, aut proiectionem, quæ ſunt operationes phyſicæ. </
s
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<
s
id
="
N10A3F
">Ter
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tio, quia ſiſtendo in puris principijs phyſicis, fatis
<
expan
abbr
="
vidẽtur
">videntur</
expan
>
de
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lb
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monſtrari omnia quæ pertractantur in ipſa mechanica ſcien
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tia quoad propoſitiones vniuerſales, ac propriè ſcientificas.
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</
s
>
<
s
id
="
N10A4D
">Vt exempli gratia, grauia æqualia ex æqualibus
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expan
abbr
="
diſtãtijs
">diſtantijs</
expan
>
ęquè
<
lb
/>
ponderare, nec vnum poſſe in libra aliud vincere; nam ratio
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huius eſt, quia actio debet eſſe ab inæquali proportione, vt ex
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Ariſt. habetur in phyſicis 1. de Generat. tex. 48. Similiter;
<
lb
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grauia faciliùs tolli beneficio trocleæ, aut vectis, quàm ſola
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manu; & id genus alia, reducuntur ad principium phyſicum
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lb
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de maiori facilitate motus circularis,
<
expan
abbr
="
maioreq.
">maioreque</
expan
>
velocitate
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partium, quæ magis diſtant à centro circuli, eo quod maius
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ſpatium percurrant in æquali tempore ac minus fulciantur.
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</
s
>
<
s
id
="
N10A6D
">Quapropter ipſemet Ariſtoteles phyſicè hic videtur tractate
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quidquid ad vniuerſalem doctrinam mechanicam pertinet,
<
lb
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nec adhibere principia mathematica, niſi aliquando ad cla
<
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riùs & euidentiùs demonſtrandum, non ſecus ac in alijs quo
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que tractationibus phyſicis conſueuit. </
s
>
<
s
id
="
N10A78
">Nihil enim prohibet,
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idem diuerſis principijs plurium ſcientiarum oſtendi. </
s
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</
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<
p
id
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type
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main
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<
s
id
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">Quarto, nam licet mechanica facultas, vt ab alijs traditur, </
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</
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</
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