Casati, Paolo, Terra machinis mota : dissertationes geometricae, mechanicae physicae hydrostaticae

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            <p type="main">
              <s>
                <pb xlink:href="018/01/124.jpg" pagenum="110"/>
              ſtantia innoteſcat. </s>
              <s>Nihilominus tamen aliam
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              placet tentare viam nullâ habitâ ratione radii
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              optici terram tangentis, modò ea ſit duo­
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              rum locorum diſtantia, vt perpendiculares
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              ad centrum notabiliter deflectant à paralle­
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              liſmo.
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                <arrow.to.target n="note53"/>
              </s>
            </p>
            <p type="margin">
              <s>
                <margin.target id="note53"/>
                <emph type="italics"/>
              LIII:
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              Nona me­
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              thodus tel­
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              luris ſemi­
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              diametrum
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              inquirendi.
                <emph.end type="italics"/>
              </s>
            </p>
            <figure id="id.018.01.124.1.jpg" xlink:href="018/01/124/1.jpg" number="31"/>
            <p type="main">
              <s>Eligatur itaque alti­
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              tudo quæpiam inſignis
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              & nota AB, ex cuius
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              vtroque extremo vi­
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              deatur in monte ad
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              plura milliaria procul
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              poſito locus D: loca ve­
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              rò huiuſmodi diſtantia
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              poſſunt obſeruari potiſ­
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              ſimùm noctu accenſo
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              ibi igné ab amico, niſi
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              adſit nota aliqua peculiaris, vt ædificium,
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              turris &c. </s>
              <s>Tum ex A obſeruetur angulus
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              BAD, & ex B angulus ABD, notus enim fiet
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              reliquus angulus BDA. </s>
              <s>Ex puncto autem
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              D obſeruetur angulus BDC, vnde ablato an­
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              gulo BDA noto, reliquus ADC innoteſcit. </s>
              <s>
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              His paratis in triangulo ABD dantur duo an­
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              guli A & B cum latere adiacente BA, inue­
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              niatur igitur latus AD. </s>
              <s>Ex hoc autem late­
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              re AD inuento vnâ cum angulo ADC, qu
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              ex obſeruatione innotuit, & angulo DAC </s>
            </p>
          </chap>
        </body>
      </text>
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