Archimedes, Archimedis De iis qvae vehvntvr in aqva libri dvo

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[61.] ALEXANDRO FARNESIO CARDINALI AMPLISSIMO ET OPTIMO.
[62.] FEDERICI COMMANDINI VRBINATIS LIBER DE CENTRO GRAVITATIS SOLIDORVM. DIFFINITIONES.
[63.] PETITIONES.
[64.] THEOREMA I. PROPOSITIO I.
[65.] THEOREMA II. PROPOSITIO II.
[66.] THE OREMA III. PROPOSITIO III.
[67.] THE OREMA IIII. PROPOSITIO IIII.
[68.] ALITER.
[69.] THEOREMA V. PROPOSITIO V.
[70.] COROLLARIVM.
[71.] THEOREMA VI. PROPOSITIO VI.
[72.] THE OREMA VII. PROPOSITIO VII.
[73.] THE OREMA VIII. PROPOSITIO VIII.
[74.] THE OREMA IX. PROPOSITIO IX.
[75.] PROBLEMA I. PROPOSITIO X.
[76.] PROBLEMA II. PROPOSITIO XI.
[77.] PROBLEMA III. PROPOSITIO XII.
[78.] PROBLEMA IIII. PROPOSITIO XIII.
[79.] THEOREMA X. PROPOSITIO XIIII.
[80.] THE OREMA XI. PROPOSITIO XV.
[81.] THE OREMA XII. PROPOSITIO XVI.
[82.] THE OREMA XIII. PROPOSITIO XVII.
[83.] THEOREMA XIIII. PROPOSITIO XVIII.
[84.] THEOREMA XV. PROPOSITIO XIX.
[85.] THE OREMA XVI. PROPOSITIO XX.
[86.] THEOREMA XVII. PROPOSITIO XXI.
[87.] THE OREMA XVIII. PROPOSITIO XXII.
[88.] THEOREMA XIX. PROPOSITIO XXIII.
[89.] PROBLEMA V. PROPOSITIO XXIIII.
[90.] THEOREMA XX. PROPOSITIO XXV.
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          <head xml:id="echoid-head68" xml:space="preserve">ALEXANDRO FARNESIO
            <lb/>
          CARDINALI AMPLISSIMO
            <lb/>
          ET OPTIMO.</head>
          <p>
            <s xml:id="echoid-s2722" xml:space="preserve">CVM multæ res in mathematicis
              <lb/>
            diſciplinis nequaquam ſatis ad-
              <lb/>
            huc explicatæ ſint, tum perdif-
              <lb/>
            ficilis, & </s>
            <s xml:id="echoid-s2723" xml:space="preserve">perobſcura quæſtio
              <lb/>
            eſt de centro grauitatis corpo-
              <lb/>
            rum ſolidorum; </s>
            <s xml:id="echoid-s2724" xml:space="preserve">quæ, & </s>
            <s xml:id="echoid-s2725" xml:space="preserve">ad co-
              <lb/>
            gnoſcendum pulcherrima eſt,
              <lb/>
            & </s>
            <s xml:id="echoid-s2726" xml:space="preserve">ad multa, quæ à mathematicis proponuntur, præ-
              <lb/>
            clare intelligenda maximum affert adiumentum. </s>
            <s xml:id="echoid-s2727" xml:space="preserve">de
              <lb/>
            qua neminem ex mathematicis, neque noſtra, neque
              <lb/>
            patrum noſtrorum memoria ſcriptum reliquiſſe ſci-
              <lb/>
            mus. </s>
            <s xml:id="echoid-s2728" xml:space="preserve">& </s>
            <s xml:id="echoid-s2729" xml:space="preserve">quamuis in earum monumentis literarum nõ
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            nulla reperiantur, ex quibus in hanc ſententiam addu
              <lb/>
            ci poſſumus, vt exiſtimemus hanc rem ab ijſdẽ vber-
              <lb/>
            rime tractatam eſſe; </s>
            <s xml:id="echoid-s2730" xml:space="preserve">tamen neſcio quo fato adhuc
              <lb/>
            in eiuſmodi librorum ignoratione verſamur. </s>
            <s xml:id="echoid-s2731" xml:space="preserve">Archi-
              <lb/>
            medes quidem mathematicorũ princeps in libello,
              <lb/>
            cuius inſcriptio eſt, κέντρα βάρων ἐπιπέδων, de centro pla-
              <lb/>
            norum copioſiſsime, atque acutiſsime conſcripſit: </s>
            <s xml:id="echoid-s2732" xml:space="preserve">& </s>
            <s xml:id="echoid-s2733" xml:space="preserve">
              <lb/>
            in eo explicando ſummã ingenii, & </s>
            <s xml:id="echoid-s2734" xml:space="preserve">ſcientiæ gloriã eſt
              <lb/>
            cõſecutus. </s>
            <s xml:id="echoid-s2735" xml:space="preserve">Sed de cognitione cẽtri grauitatis corporũ
              <lb/>
            ſolidorũ nulla in eius libris litera inuenitur. </s>
            <s xml:id="echoid-s2736" xml:space="preserve">non mul
              <lb/>
            tos abhinc annos
              <emph style="sc">Marcellvs i</emph>
            I. </s>
            <s xml:id="echoid-s2737" xml:space="preserve">
              <emph style="sc">Pont</emph>
            . </s>
            <s xml:id="echoid-s2738" xml:space="preserve">
              <emph style="sc">Max</emph>
            .</s>
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