Fabri, Honoré, Dialogi physici in quibus de motu terrae disputatur, 1665
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              ctum producit, cùm eadem ſit cauſarum & effectuum proportio. </s>
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              Antim.
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              <s id="s.001107"> Non nego, duplum eſſe effectum, ſed nego, duplam eſſe vim
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              morus, id eſt motum duplum, ſeu duplo velociorem, & ne diutiùs te ſu­
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              ſpenſum habeam, ſimili ferè experimento rem iſtam explico: Sit vas quod­
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              libet AB; ſitque inſerta fiſtula in B, per quam,
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              ſi aperiatur, effluat aqua priùs infuſa; & primò
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              quidem aqua occupet totam altitudinem AB,
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              Tum deinde ſubduplum BE, non eſt dubium,
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              quin Cylindrus BA extrudat aquam per fiſtulam
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              BC, majore vi, quàm Cylindrus EB; non ta­
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              men duplo majore, licèt Cylindrus BA fit du­
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              plus Cylindri BE; ſi enim dupla eſſet vis motus,
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              id eſt motus ille, quo per fiſtulam aqua erumpit,
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              duplo velocior, duplæ cauſæ, quadruplus eſſet ef­
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              fectus; nam ſi motus eſt duplo velocior, eo tem­
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              pore, quo data quantitas aquæ v.g. vncia effluit,
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              extruſa à Cylindro BE, effluent duæ vnciæ ex­
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              truſæ à Cylindro BA; ſed extrudere duas vncias,
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              duplo motu, eſt quadruplus effectus: nempe extrudere vnam duplo motu
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              eſt effectus duplus, ergo extrudere duas, duplo motu, eſt quadruplus. </s>
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              Auguſtin.
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              <s id="s.001109"> Rem capio, igitur ad effectum quadruplum, opus eſt cauſa qua­
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              drupla; igitur Cylindrus BA producet duplam vim motus, comparatus
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              cum Cylindro AF ſub quadruplo. </s>
              <s id="s.001110">Et verò licèt in majore ſaxo aliqua cau­
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              ſa motrix eundem morum producat, quem in minore, non propterea æqua­
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              lis effectus dicendus eſt; vt patet: Vnde minùs cautè duplum illum dixe­
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              ram motum. </s>
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              Antim.
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              <s id="s.001112"> Effectus igitur ſunt vt cauſæ, cauſæ vt altitudines, motus in ſub­
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              duplicata altitudinum, effectus demum in compoſita motuum & quanti­
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              tatum; & quia motus ſunt vt quantitates, effectus ſunt in duplicata mo­
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              tuum, vel quantitatum. </s>
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              Auguſt.
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              <s id="s.001114"> Mihi tamen gravis ſuboritur difficultas; nam in ſcypho illo im­
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              merſo, vna tantùm eſt quantitas aëris; igitur non creſcit effectus ex quan­
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              titate, quæ non creſcit; igitur tantùm ex motu; igitur ſi cauſa dupla eſt,
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              motus erit duplus. </s>
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              Antim.
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              <s id="s.001116"> Acutè prorſus: facilis tamen eſt reſponſio, cùm perinde gravitet
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              Cylindrus aquæ in ſubjectum aëra, atque ſi hic ſtatim extruderetur, & alius
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              ſuccederet; ſicut Cylindrus AB primum gravitat in primam vnciam, quam
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              extrudit, ſive deinde
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              extrudat, ſive non extrudat; quia ſtatim clau­
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              ditur fiſtula; inde igitur vis motus extruſionis petenda eſt, quod produca­
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              tur vis motus dupla, ac proinde prima vncia duplo velociore motu extru­
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              datur; igitur ſubduplo tempore; igitur reliquo ſubduplo ſecunda vncia,
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              vel extrudatur eodem motu, vel extrudi poſſit, licèt non extrudatur; idem
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              dicendum de aëre immerſo ſcypho contento, in quem Cylindrus ea vi gra­
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              vitat, qua illum extruderet, ſi extrudi poſſet; eadem igitur eſt vtrinque
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              ratio. </s>
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