Bošković, Ruđer Josip, Theoria philosophiae naturalis redacta ad unicam legem virium in natura existentium

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            rum magnum, & </s>
            <s xml:space="preserve">parvum ſint tantummodo reſpectiva: </s>
            <s xml:space="preserve">& </s>
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            jure quidem id cenſuit; </s>
            <s xml:space="preserve">ſi nomine graduum incrementa
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            magnitudinis cujuſcunque momentanea intelligerentur. </s>
            <s xml:space="preserve">Ve-
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            rum id ita intelligendum eſt; </s>
            <s xml:space="preserve">ut ſingulis momentis ſinguli ſta-
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            tus reſpondeant: </s>
            <s xml:space="preserve">incrementa, vel decrementa non niſi conti-
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            nuis tempuſculis.</s>
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            <s xml:space="preserve">33. </s>
            <s xml:space="preserve">Id ſane admodum facile concipitur ope Geometriæ. </s>
            <s xml:space="preserve">Sit
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              <note position="left" xlink:label="note-0066-01" xlink:href="note-0066-01a" xml:space="preserve">Geometriæ uſus
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              ad eam expo-
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              nendam: mo-
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              menta punctis,
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              tempora conti-
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              nua lineis ex-
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              preſſa.</note>
            recta quædam AB in ſig. </s>
            <s xml:space="preserve">3, ad quam referatur quædam alia
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            linea C D E. </s>
            <s xml:space="preserve">Exprimat prior ex iis tempus, uti ſolet uti-
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            que in ipſis horologiis circularis peripheria ab indicis cuſpide
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            denotata tempus definire. </s>
            <s xml:space="preserve">Quemadmodum in Geometria in
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            lineis puncta ſunt indiviſibiles limites continuarum lineæ par-
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              <note position="left" xlink:label="note-0066-02" xlink:href="note-0066-02a" xml:space="preserve">Fig. 3.</note>
            tium, non vero partes lineæ ipſius; </s>
            <s xml:space="preserve">ita in tempore diſtinguen-
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            dæ erunt partes continui temporis reſpondentes ipſis lineæ
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            partibus, continuæ itidem & </s>
            <s xml:space="preserve">ipſæ, a momentis, quæ ſunt in-
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            diviſibiles earum partium limites, & </s>
            <s xml:space="preserve">punctis reſpondent; </s>
            <s xml:space="preserve">nec
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            inpoſterum alio ſenſu agens de tempore momenti nomen adhi-
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            bebo, quam eo indiviſibilis limitis; </s>
            <s xml:space="preserve">particulam vero temporis
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            utcunque exiguam, & </s>
            <s xml:space="preserve">habitam etiam pro inſiniteſima, tem-
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            puſculum appellabo.</s>
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          <p>
            <s xml:space="preserve">34. </s>
            <s xml:space="preserve">Si jam a quovis puncto rectæ AB, ut F, H, erigatur
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              <note position="left" xlink:label="note-0066-03" xlink:href="note-0066-03a" xml:space="preserve">Fluxus ordina-
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              tæ tranſeuntis
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              per magnitudi-
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              nes omnes in-
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              termedias.</note>
            ordinata perpendicularis F G, H I, uſque ad lineam C D; </s>
            <s xml:space="preserve">ea
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            poterit repræſentare quantitatem quampiam continuo variabi-
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            lem. </s>
            <s xml:space="preserve">Cuicunque momento temporis F, H, reſpondebit ſua
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            ejus quantitatis magnitudo F G, H I; </s>
            <s xml:space="preserve">momentis autem inter-
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            mediis aliis K, M, aliæ magnitudines, K L, M N, reſpon-
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            debunt; </s>
            <s xml:space="preserve">ac ſi a puncto G ad I continua, & </s>
            <s xml:space="preserve">finita abeat pars
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            lineæ C D E, facile patet, & </s>
            <s xml:space="preserve">accurate demonſtrari poteſt, ut-
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            cunque eadem contorqueatur, nullum fore punctum K inter-
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            medium, cui aliqua ordinata KL non reſpondeat; </s>
            <s xml:space="preserve">& </s>
            <s xml:space="preserve">e conver-
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            ſo nullam fore ordinatam magnitudinis intermediæ inter F G,
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            HI, quæ alicui puncto inter F, H intermedio non reſpondeat.</s>
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            <s xml:space="preserve">35. </s>
            <s xml:space="preserve">Quantitas illa variabilis per hanc variabilem ordinatam
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              <note position="left" xlink:label="note-0066-04" xlink:href="note-0066-04a" xml:space="preserve">Idem in quan-
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              titate variabili
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              expreſſa: æqui-
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              vocatio in voce
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              gradus.</note>
            expreſſa mutatur juxta continuitatis legem, quia a magnitu-
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            dine F G, quam habet momento temporis F, ad magnitudi-
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            nem H I, quæ reſpondet momento temporis H, tranſit per
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            omnes intermedias magnitudines K L, M N, reſpondentes in-
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            termediis momentis K, M, & </s>
            <s xml:space="preserve">momento cuivis reſpondet de-
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            terminata magnitudo. </s>
            <s xml:space="preserve">Quod ſi aſſumatur tempuſculum quod-
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            dam continuum K M utcunque exiguum ita, ut inter puncta
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            L, N arcus ipſe L N non mutet receſſum a recta A B in acceſ-
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            ſum; </s>
            <s xml:space="preserve">ducta L O ipſi parallela, habebitur quantitas N O, quæ
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            in ſchemate exhibito eſt incrementum magnitudinis ejus quan-
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            titatis continuo variatæ. </s>
            <s xml:space="preserve">Quo minor eſt ibi temporis parti-
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            cula K M, eo minus eſt id incrementum N O, & </s>
            <s xml:space="preserve">illa evane-
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            ſcente, ubi congruant momenta K, M, hoc etiam evaneſcit.
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            </s>
            <s xml:space="preserve">Poteſt quævis magnitudo K L, M N appellari ſtatus quidam
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            variabilis illius quantitatis, & </s>
            <s xml:space="preserve">gradus nomine deberet potius </s>
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