Cataneo, Girolamo, Hier. Cataneus de arte bellica, sive, de designandis ac construendis arcibus & propugnaculis, necnon & de iis oppugnandis, expugnandis ac propugnandis : de itinere exercitus, ac castrametatione, quando expediat manus cum hoste conserere, 1600

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          <p>
            <s xml:id="echoid-s250" xml:space="preserve">
              <pb o="8" file="0008" n="16" rhead=""/>
            ducemus aduſq; </s>
            <s xml:id="echoid-s251" xml:space="preserve">punctum
              <emph style="sc">F</emph>
            : </s>
            <s xml:id="echoid-s252" xml:space="preserve">eritq́; </s>
            <s xml:id="echoid-s253" xml:space="preserve">linea
              <emph style="sc">CF</emph>
            perpendi-
              <lb/>
            cularis vt ſuprà, vt oſtendit duodecima propoſitio
              <lb/>
            primi Euclidis.</s>
            <s xml:id="echoid-s254" xml:space="preserve"/>
          </p>
          <p>
            <s xml:id="echoid-s255" xml:space="preserve">Verùm, ad praxim accedens, data linea
              <emph style="sc">AB</emph>
            , & </s>
            <s xml:id="echoid-s256" xml:space="preserve">pun-
              <lb/>
            cto
              <emph style="sc">C</emph>
            dato, ſtatuam pedem immobilem circini in pun-
              <lb/>
            cto
              <emph style="sc">C</emph>
            , & </s>
            <s xml:id="echoid-s257" xml:space="preserve">cum pede mobili partem circuli deſcribam,
              <lb/>
            quæ ſecet lineam
              <emph style="sc">AB</emph>
            in duobus punctis: </s>
            <s xml:id="echoid-s258" xml:space="preserve">quod ſi fieri
              <lb/>
            nequeat, producam dictam lineam vel ab vna parte
              <lb/>
            vel ab alia, quouſque ſecari poſſit à dicto circulo in
              <lb/>
            duobus punctis.</s>
            <s xml:id="echoid-s259" xml:space="preserve"/>
          </p>
          <p>
            <s xml:id="echoid-s260" xml:space="preserve">Ac primò ſtatuamus dictam lineam à neutra parte
              <lb/>
            productam eſſe, nihilominus tamen ſectam eſſe à dicto
              <lb/>
            circulo in duobus punctis, ſcilicet in
              <emph style="sc">D</emph>
            & </s>
            <s xml:id="echoid-s261" xml:space="preserve">
              <emph style="sc">E</emph>
            , vt ex figu-
              <lb/>
            ra apparet.</s>
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          <figure number="11">
            <image file="0008-01" xlink:href="http://echo.mpiwg-berlin.mpg.de/zogilib?fn=/permanent/archimedes_repository/large/catan_belli_502_la_1600/figures/0008-01"/>
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          <p>
            <s xml:id="echoid-s263" xml:space="preserve">Secundò, ſtatuamus dictum circulum lineam
              <emph style="sc">AB</emph>
              <lb/>
            in duobus punctis non ſecare, ſed ſolùm in puncto
              <emph style="sc">D</emph>
            ,
              <lb/>
            à parte
              <emph style="sc">B</emph>
            , vt in figura apparet.</s>
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