Archimedes
,
Archimedis De iis qvae vehvntvr in aqva libri dvo
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FED. COMMANDINI
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in linea e b punctũ g, it aut ſit g e æqualis e f. </
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<
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xml:space
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tionis a b c centrum. </
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<
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xml:space
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& </
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& </
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<
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bus, & </
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<
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ipſarum inter ſe aptata erunt, ex quinta petitione Archi-
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medis in libro de centro grauitatis planorum. </
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portionis a d c centrum grauitatis ſit ſ: </
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<
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a b c centrum g: </
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</
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<
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">hoc eſt circuli uel ellipſis grauitatis centrum in medio li-
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neæ f g, quod eſt e, conſiſtet, ex quarta propoſitione eiuſ-
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dem libri Archimedis. </
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<
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grauitatis eſt idem, quod figuræ centrum. </
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quod demonſtrare oportebat.</
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<
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ſis, quæ dimidia maior ſit, centrum grauitatis in
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diametro quoque ipſius conſiſtere.</
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81
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<
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pleatur circulus, uel ellipſis, ut portio reliqua ſit a e c, </
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