Archimedes, Archimedis De iis qvae vehvntvr in aqva libri dvo

Table of contents

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[41.] COMMENTARIVS.
[42.] LEMMA I.
[43.] LEMMA II.
[44.] LEMMA III.
[45.] LEMMA IIII.
[46.] LEMMA V.
[47.] LEMMA VI.
[48.] II.
[49.] III.
[50.] IIII.
[51.] V.
[52.] DEMONSTRATIO SECVNDAE PARTIS.
[53.] COMMENTARIVS.
[54.] DEMONSTRATIO TERTIAE PARTIS.
[55.] COMMENTARIVS.
[56.] DEMONSTRATIO QVARTAE PARTIS.
[57.] DEMONSTRATIO QVINT AE PARTIS.
[58.] FINIS LIBRORVM ARCHIMEDIS DE IIS, QVAE IN AQVA VEHVNTVR.
[59.] FEDERICI COMMANDINI VRBINATIS LIBER DE CENTRO GRAVITATIS SOLIDORV M.
[60.] CVM PRIVILEGIO IN ANNOS X. BONONIAE, Ex Officina Alexandri Benacii. M D LXV.
[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.
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            <s xml:id="echoid-s2739" xml:space="preserve">
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            cum adhuc Cardinalis eſſet, mihi, quæ ſua erat hu-
              <lb/>
            manitas, libros eiuſdem Archimedis de ijs, quæ ve-
              <lb/>
            huntur in aqua, latine redditos dono dedit. </s>
            <s xml:id="echoid-s2740" xml:space="preserve">hos cum
              <lb/>
            ego, ut aliorum ſtudia incitarem, emendãdos, & </s>
            <s xml:id="echoid-s2741" xml:space="preserve">cõ-
              <lb/>
            mentariis illuſtrandos ſuſcepiſſem, animaduerti dubi
              <lb/>
            tari non poſſe, quin Archimedes vel de hac materia
              <lb/>
            ſcripſiſſet, vel aliorum mathematicorum ſcripta per-
              <lb/>
            legiſſet. </s>
            <s xml:id="echoid-s2742" xml:space="preserve">nam in iis tum alia nonnulla, tum maxime
              <lb/>
            illam propoſitionem, ut euidentem, & </s>
            <s xml:id="echoid-s2743" xml:space="preserve">aliàs proba-
              <lb/>
            tam aſſumit, Centrũ grauitatis in portionibus conoi
              <lb/>
            dis rectan guli axem ita diuidere, vt pars, quæ ad verti
              <lb/>
            cem terminatur, alterius partis, quæ ad baſim dupla
              <lb/>
            ſit. </s>
            <s xml:id="echoid-s2744" xml:space="preserve">Verum hæc ad eam partem mathematicarum
              <lb/>
            diſciplinarum præcipue refertur, in qua de centro
              <lb/>
            grauitatis corporum ſolidorum tractatur. </s>
            <s xml:id="echoid-s2745" xml:space="preserve">non eſt au
              <lb/>
            tem conſentaneum Archimedem illum admirabilem
              <lb/>
            virum hanc propoſitionem ſibi argumentis con-
              <lb/>
            firmandam exiſtimaturum non fuiſſe, niſi eam vel
              <lb/>
            aliis in locis probauiſſet, vel ab aliis probatam eſſe
              <lb/>
            comperiſſet. </s>
            <s xml:id="echoid-s2746" xml:space="preserve">quamobrem nequid in iis libris intel-
              <lb/>
            ligendis deſiderari poſſet, ſtatui hanc etiam partem
              <lb/>
            vel à veteribus prætermiſſam, vel tractatam quidem,
              <lb/>
            ſed in tenebris iacentem, non intactam relinquere;
              <lb/>
            </s>
            <s xml:id="echoid-s2747" xml:space="preserve">atque ex aſsidua mathematicorum, præſertim Archi-
              <lb/>
            medis lectione, quæ mihi in mentem venerunt, ea in
              <lb/>
            medium afferre; </s>
            <s xml:id="echoid-s2748" xml:space="preserve">ut centri grauitatis corporum ſoli-
              <lb/>
            dorum, ſi non perfectam, at certe aliquam </s>
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