Fabri, Honoré, Tractatus physicus de motu locali, 1646

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              caput cubiti intercipitur, mouetur ſimul cum gladio motu recto, circa
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              capulum erit maxima vis, cùm propiùs accedat ad centrum grauitatis
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              totius conflati ex illo ſegmento brachij, & gladio. </s>
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            <p id="N288A8" type="main">
              <s id="N288AA">Decimò, denique ſi ſecundo modo declinetur ictus, idem dicendum
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              eſt quod de motu circulari dictum, mutato dumtaxat centro, v.g. ſit gla­
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              dius declinantis RG, ſitque IG 1/4 totius RG circa I ſit motus circula­
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              tis, centrum percuſſionis erit circa 2/3 IG, vel IR. </s>
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              <s id="N288B7">Vndecimò, vix tamen ita acuratè hoc ſecundo modo declinatur ictus,
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              quin tertius etiam cum ſecundo coniunctus ſit, vt patet experientiâ; </s>
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              rotatur autem manus declinantis vt illo quaſi gyro maiorem impetum
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              acquirat, de quo iam ſuprà: immò niſi tertius modus cum ſecundo eſſet
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              coniunctus, non poſſet delinari ictus, ſi contactus gladiorum fieret in
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              centro illius motus, vt patet. </s>
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            <p id="N288C8" type="main">
              <s id="N288CA">Duodecimò, quò longior eſt gladius declinantis, cum iuxta mucro­
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              nem fit contactus ſine impactione eſt vis debilior, quàm eſſet in breuio­
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              re, patet ex vecte; ſi verò ſit impactio iuxta ſecundum. </s>
              <s id="N288D2">n.10. vis maior
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              eſt cum gladius longior eſt; </s>
              <s id="N288D8">eſt enim maior motus; </s>
              <s id="N288DC">igitur maior ictus li­
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              cèt tardior; </s>
              <s id="N288E2">hinc longiore gladio equidem fortiùs auertitur ictus quàm
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              breuiore, ſed tardiùs; breuiore verò citiùs quàm longiore, ſed debiliùs,
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              vt patet ex dictis. </s>
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            <p id="N288EA" type="main">
              <s id="N288EC">Decimotertiò, longior gladius ſuſtinetur facilè opera capularis pilæ,
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              quæ momentum longitudinis gladij ſupplet, vt conſtat ex ſtatera, cuius
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              proportiones videbimus lib.ſeq. </s>
              <s id="N288F3">quippe ſi pila faciat æquipendium, cum
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              lamella manus ſuſtinet tantùm pondus abſolutum ſine momento, &c. </s>
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            <p id="N288F8" type="main">
              <s id="N288FA">Decimoquartò, hinc gladius, qui in mucronem ita deſinit, vt ea por­
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              tio, quæ ad capulum propiùs accedit, ſit craſſior, faciliùs ſuſtineri poteſt,
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              licèt ſit eiuſdem ponderis cum alio; quia ſcilicet non eſt tantum mo­
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              mentum. </s>
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              <s id="N28906">Decimoquintò, mucro intentatus per lineam rectam horizonti pa­
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              rallelus difficiliùs excipitur, & auertitur; </s>
              <s id="N2890C">certa eſt experientia, cuius
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              ratio in promptu eſt, quia vel gladius declinantis eſt horizonti paralle­
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              lus, vel non parallelus: ſi primum; </s>
              <s id="N28914">igitur vix excipere poteſt, quia cum
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              alia non decuſſatur; ſi verò ſecundum; </s>
              <s id="N2891A">plùs æquo demitti capulum opor­
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              tet; </s>
              <s id="N28920">hinc non modò manus debilior eſt; </s>
              <s id="N28924">verùm etiam corpus detegitur:
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              adde quod ictus validior eſt per lineam perpendicularem. </s>
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            <p id="N2892A" type="main">
              <s id="N2892C">Decimoſextò, hinc ita debet extremitas manus per horizontalem
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              porrigi & brachium contractum explicari, vt maiorem lineam rectam
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              deſcribat; </s>
              <s id="N28934">acquiritur enim maior impetus in maiori ſpatio, quod per­
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              curritur motu accelerato, vt conſtat ex dictis, ſed quò brachium con­
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              tractius eſt, cò maiorem lineam eius extremitas motu recto decurrit:
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              adde quod impreſſio totius corporis, quod in
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              partem agitur,
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              multùm auget vim brachij mucronem in aduerſum pectus inten­
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              tantis. </s>
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              <s id="N28948">Decimoſeptimò, ſi longior eſt gladius impetus, hæc videntur eſſe
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              commoda. </s>
              <s id="N2894D">Primò, eius mucro longiùs producitur, & procul attingit. </s>
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