Angeli, Stefano degli, Miscellaneum hyperbolicum et parabolicum : in quo praecipue agitur de centris grauitatis hyperbolae, partium eiusdem, atque nonnullorum solidorum, de quibus nunquam geometria locuta est, parabola nouiter quadratur dupliciter, ducuntur infinitarum parabolarum tangentes, assignantur maxima inscriptibilia, minimaque circumscriptibilia infinitis parabolis, conoidibus ac semifusis parabolicis aliaque geometrica noua exponuntur scitu digna
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              <pb o="156" file="0168" n="168"/>
              <figure xlink:label="fig-0168-01" xlink:href="fig-0168-01a" number="70">
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            rabolici ſupra conum A B C, quam partis; </s>
            <s xml:id="echoid-s2877" xml:space="preserve">nempe
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            exceſſus conoidis hyperbolici ſupra eundem conum.
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            <s xml:id="echoid-s2878" xml:space="preserve">Ergo & </s>
            <s xml:id="echoid-s2879" xml:space="preserve">reliquæ partis, nempe exceſſus conoidis pa-
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            rabolier ſupra conoides hyperbolicum erit centrum
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            grauitatis in medio B D. </s>
            <s xml:id="echoid-s2880" xml:space="preserve">Quod &</s>
            <s xml:id="echoid-s2881" xml:space="preserve">c.</s>
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          <head xml:id="echoid-head100" xml:space="preserve">SCHOLIVM.</head>
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            <s xml:id="echoid-s2883" xml:space="preserve">Sed cum in præfenti occurrerit modus alius com-
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            pendioſus aſſignandi centrum grauitatis </s>
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