Gassendi, Pierre, De proportione qua gravia decidentia accelerantur, 1646

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              <s id="s.000408">
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              vera, & neceſſaria ſit; in motu tamen accelerato minime
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              neceſſaria eſt, & non vno modo tantum, ſed pluribus in­
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              telligi potest, quo modo velocitates ſint inter ſe, vt emenſa
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              ſpatia: licet eadem ſpatia neque eodem, neque æquali tem­
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              pore percurrantur.
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              </s>
              <s id="s.000409"> Pergis autem,
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              Vt, ſi graue deſcen-
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                <emph type="italics"/>
              dens per AB tempus quodcumque inſumat, putà qua­
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                <figure id="id.028.01.058.1.jpg" xlink:href="028/01/058/1.jpg" number="11"/>
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              drantem; ac deinde BC ipſi AB æquale, dimidio
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              quadrante percurrat; quis neget in
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              C
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              duplam ha­
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              beri velocitatem eius, quæ fuit in B? & tamen
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              idem graue totam AC, & dimidium eius AB
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              non percurreret.
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              </s>
              <s id="s.000410"> Et hæc eſt quidem tota tua ad
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              conuincendum paralogiſmi Galileum proba­
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              tio, ob quam continenter hæc verba ſubiun­
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              gis:
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              Aſſumptio igitur Galilei falſa eſt, & tota eius
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              ratiocinatio merus Paralogiſmus id óque nullo modo, vt ipſe
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              gloriatur communem, ſanioremque aliorum ſenſum erroris
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              reuincit, qui in naturali grauium deſcenſu volunt æqualibus
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              spatijs æqualia velocitatis momenta acquiri.
                <emph.end type="italics"/>
              </s>
              <s id="s.000411"> An verò pa­
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              tietur tua bonitas, ſi dicam poſſe cuipiam videri, eſſe
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              te potiùs, qui hoc loco incidas in paralogiſmum? </s>
              <s id="s.000412">Ni­
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              mirum videris ſic argumentari, vt id, quod contro­
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              uertitur, aſſumas pro principio, dum nihil aliud, quàm
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              ſupponis ſpatium AB, percurri duplo temporis, quo
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              ſpatium BC; & velocitatem in C, eſſe duplam eius,
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              quæ fuit in B; quæ ipſa tamen eſt controuerſia. </s>
              <s id="s.000413">Et
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              cùm ſoluenda eſſet ratio, qua conficitur fore, vt AC
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              percurratur eodem, aut æquali tempore, quo ſpatium
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              AB, nihil aliud, quam concluſionem negas, fore di­
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              cendo, vt idem graue totam AC, & dimidium eius
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              AB eodem tempore non percurreret. </s>
              <s id="s.000414">Teneri certè </s>
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