Theodosius <Bithynius>; Clavius, Christoph
,
Theodosii Tripolitae Sphaericorum libri tres
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tur æquale: </
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<
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culi B F, C E, æquales. </
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<
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<
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<
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">rectas A F, D E, ab eorum po-
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lis ad circunferentias ductas eſſe æquales. </
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<
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tri F H, E I, æquales, & </
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diculares ergo G H, G I, æquales erunt; </
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erunt æquales. </
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<
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">Quoniam igitur latera A H, H F, lateribus D I, I E, æqualia
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ſunt, continentq́; </
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baſes A F, D E, æquales. </
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ctam aliquam lineam non per centrum ductam
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bifariam ſecet, ad angulos rectos ipſam ſecabit.
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quoqueipſam ſecabit.</
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">IN ſphæra, cuius centrum A, recta A B, per centrum ducta rectam C D,
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non per centrum ductam ſecet bifariam in
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B. </
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ctos. </
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no, quod circulum faciat C D, qui maxi-
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mus erit, cum per centrum ſphæræ tranſeat.
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per eius centrum A, tranſiens rectam C D,
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non per centrum ductam ſecat bifariam in
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B, ad angulos rectos ipſam ſecabit. </
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angulos rectos ipſam ſecet, bifariam ipſam
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ſecabit. </
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quod prop. </
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