Guevara, Giovanni di, In Aristotelis mechanicas commentarii, 1627

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              <s id="N12F84">
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                <emph type="italics"/>
              nat obliquè. </s>
              <s id="N12F94">Quoniam enim pondus eſt mare, contrario inni­
                <lb/>
              xum modo nauem inclinat. </s>
              <s id="N12F99">Hypomochlion enim in contra­
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              rium verſatur: mare verò anteriùs, & illud exteriùs: illud
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              autem ſequitur nauis, quoniam illi eſt alligata. </s>
              <s id="N12FA0">Et remus
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              quidem ſecundum latitudinem onus propellens, & ab eodem
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              repulſus, in rectum propellit: gubernaculum autem vt obli­
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              quum iacet, hinc inde in obliquum motionem facit. </s>
              <s id="N12FA9">In ex­
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              tremo autem, & non in medio iacet, quoniam mouenti facilli­
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              mum eſt ab extremo motum mouere. </s>
              <s id="N12FB0">Prima enim pars celer­
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              rimè fertur, & quoniam quemadmodum in ijs, quæ ferun­
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              tur, in fine deficit latio, ſic ipſius continui, in fine imbecilliſ­
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              ſima eſt latio. </s>
              <s id="N12FB9">Imbecilliſsima autem ad expellendum eſt fa­
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              cilis. </s>
              <s id="N12FBE">Propter hæc igitur in puppi gubernaculum ponitur:
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              nec minus, quoniam parua ibi motione facta, multò maius
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              interuallum fit in vltimo. </s>
              <s id="N12FC5">Quia æqualis angulus ſemper
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              maiorem ſpectat,
                <expan abbr="tantòq.">tantòque</expan>
              magis, quantò maiores fuerint il­
                <lb/>
              læ, quæ continent. </s>
              <s id="N12FD0">Ex ijs etiam manifeſtum eſt, quam ob
                <lb/>
              cauſam magis in contrarium procedit nauigium, quàm re­
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              mi ipſius palmula: eadem magnitudo ijſdem mota viribus,
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              in aere plus, quàm in aqua progreditur. </s>
              <s id="N12FD9">Sit enim AB remus,
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              C verò ſcalmus. </s>
              <s id="N12FDE">A autem in nauigio ſit remi principium, B
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              verò in mari palmula. </s>
              <s id="N12FE3">Si igitur A vbi D
                <expan abbr="tranſtatũ">tranſtatum</expan>
              eſt,
                <expan abbr="nõ">non</expan>
              erit
                <lb/>
              B vbi E; æqualis enim BE ipſi AD; æquale igitur tranſtatum
                <lb/>
              erit, ſed erat minus. </s>
              <s id="N12FF2">Erit igitur vbi eſt F, minor enim BF
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              ipſa AD, quare ipſa GF, ipſa DG. </s>
              <s id="N12FF8">Similes enim ſunt trian­
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              guli. </s>
              <s id="N12FFD">Stans autem erit medium, vbi eſt C. </s>
              <s id="N13001">In contrarium
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              enim ipſi quod in mari eſt, extremo videlicet B procedit, vbi
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              extremum in nauigio eſt A. </s>
              <s id="N13009">Non procederet autem vbi eſt
                <lb/>
              D, niſi commoueretur nauigium, & ab eo transferretur, vbi
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              remi eſt principium. </s>
              <s id="N13010">Id ipſum etiam facit gubernaculum, ni­
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              ſi quod (vt dictum eſt retrò) nihil nauigio ad id, quod in ante
                <lb/>
              eſt, confert, ſed ſolùm puppim in obliquum pellit, vbicumque
                <lb/>
              fuerit: in contrarium enim & modo vergit prora. </s>
              <s id="N13019">Vbi igitur
                <lb/>
              applicatum eſt gubernaculum, id oportet rei motæ ceu quoddam
                <lb/>
              intelligere medium, & quemadmodum ſcalmus remo. </s>
              <s id="N13020">Me­
                <lb/>
              dium autem procedit ſecundum quod gubernaculum tranſ-
                <emph.end type="italics"/>
              </s>
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