Archimedes
,
Archimedis De iis qvae vehvntvr in aqva libri dvo
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ARCHIMEDIS
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<
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">_Erit r o minor, quàm, quæ uſque ad axem]_ Ex decima
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propoſitione quinti libri elementorum. </
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apud Archimedem, eſt dimidia eius, iuxta quam poſſunt, quæ à ſe-
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ctione ducuntur; </
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">ut ex quarta propoſitione libri de conoidibus, & </
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ſphæroidibus apparet. </
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<
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in eam editis tradidimus.</
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h, ut ſit r h æqualis ei, quæ uſque ad axem. </
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catur linea ad rectos angulos ipſi n h, conueniet cum f p extra ſe-
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ctionem: </
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dit ex decima ſepti-
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ma primi libri coni-
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corum. </
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ueniat in u. </
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niam f p est æqui-
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distans diametro;
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</
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trum perpendicula-
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ris; </
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<
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ei, quæ uſq; </
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linea à puncto r ad
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u ducta angulos re-
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ctos faciet cum ea, quæ ſectionem in puncto p contingit, hoc eſt cum
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k ω, ut mox demonstrabitur. </
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ω cadet; </
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diameter b d: </
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cto g: </
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lis ei, quæ uſque ad axem: </
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tro æquidistante, à puncto _k_ ad rectos angulos ipſi b d
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ducatur _k_ m, ſecans g l in m. </
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