Monantheuil, Henri de, Aristotelis Mechanica, 1599
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                quidem deorſum ver­
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                gens attollit
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                :
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                vero deor­
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                ſum repens attollit
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                <s>Si­
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                mul autem eleuata idem præſtant. </s>
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                <s id="id.002766">COMMENTARIVS. </s>
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                <s id="id.002767">Cauſa vero.]
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                Confirmatio eſt aſſumptionis ex æquis extremo­
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                rum ponderibus vicißim ob id ſe ſubleuantibus: ſi enim vnius
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                propenſio vergit deorſum: alterius reſiſtentia ad motum ſurſum im­
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                pediet. </s>
                <s id="id.002768">Et ſic ſeſe mutuò librantia pondera, mutuò etiam ſe ſubleuant.
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                <s id="id.002769">Eſt enim medium quod fertur, tanquam centrum, à quo extrema vt
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                æquæ lances in iuſta libra, ſuſpenduntur. </s>
                <s id="id.002770">Non ita eſt vbi lignum per
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                extremum fertur: ſed totum ad partem vnam vergit ab eo per quod
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                geſtatur deflectens. </s>
                <s id="id.002771">Ex deflexione autem
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                ſeu depreßione extremi, tanquam ponderis
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                prementis, labor augetur in ferente. </s>
                <s id="id.002772">Ergo
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                vbi depreßio nulla eſt, vt in priori modo,
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                ibi labor minor erit. </s>
                <s id="id.002773">Et ſic lignum lon­
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                gum ab extremo difficilius fertur quam
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                à medio. </s>
                <s id="id.002774">Sed hîc etiam quæri poteſt cur
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                lignum longum puta lancea ab extremo
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                vno geſtata facilius feratur, ſi perpendi­
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                cularis ſit plano horizontis:
                  <expan abbr="quã">quam</expan>
                ad ipſum
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                inclinata. </s>
                <s id="id.002775">Hoc fit quia in perpendiculari
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                partes inferiores ſuſtinent ſuperiores: in
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                inclinata non item, omnes enim ſine ful­
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                cimento tendunt pro natura ſua deorſum.
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                <s id="id.002776">Præterea in perpendiculari ipſa lancea to­
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                ta pondus eſt. </s>
                <s id="id.002777">Huic ſuſtinendæ quæ vis
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