Bošković, Ruđer Josip, Theoria philosophiae naturalis redacta ad unicam legem virium in natura existentium
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            continuitatis legem. </s>
            <s xml:space="preserve">Quando plano aliquo ſpeculo lux excip
              <emph style="super">i</emph>
            -
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              <note position="left" xlink:label="note-0118-01" xlink:href="note-0118-01a" xml:space="preserve">continuis nuſ-
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              quam interru-
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              ptis, aut mu-
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              tatis.</note>
            tur, pars refringitur, pars reflectitur: </s>
            <s xml:space="preserve">in reflexione, & </s>
            <s xml:space="preserve">refra-
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            ctione, uti eam olim creditum eſt fieri, & </s>
            <s xml:space="preserve">etiamnum a non-
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            nullis creditur, per impulſionem nimirum, & </s>
            <s xml:space="preserve">incurſum imme-
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            diatum, fieret violatio quædam continui motus mutata linea
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            recta in aliam; </s>
            <s xml:space="preserve">ſed jam hoc Newtonus advertit, & </s>
            <s xml:space="preserve">ejuſmodi
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            ſaltum abſtulit, explicando ea phænomena per vires in aliqua
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            diſtantia agentes, quibus fit, ut quævis particula luminis mo-
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            tum incurvet paullatim in acceſſu ad ſuperficiem reflectentem,
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            vel refringentem ; </s>
            <s xml:space="preserve">unde acceſſuum, & </s>
            <s xml:space="preserve">receſſuum lex, veloci-
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            tas , directionum flexus, omnia juxta continuitatis legem mu-
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            tantur. </s>
            <s xml:space="preserve">Quin in mea. </s>
            <s xml:space="preserve">Theoria non in aliqua vicinia tan-
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            tum incipit flexus ille, ſed quodvis materiæ punctum a Mun-
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            di initio unicam quandam continuam deſcripſit orbitam, pen-
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            dentem a continua illa virium lege, quam exprimit figura 1,
              <lb/>
            quæ ad diſtantias quaſcunque protenditur ; </s>
            <s xml:space="preserve">quam quidem li-
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            neæ continuitatem nec liberæ turbant animarum vires, quas iti-
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            dem non niſi juxta continuitatis legem exerceri a nobis arbi-
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            tror; </s>
            <s xml:space="preserve">unde fit, ut quemadmodum omnem accuratam quietem,
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            ita omnem accurate rectilineum motum, omnem accurate cir-
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            cularem, ellipticum, parabolicum excludam; </s>
            <s xml:space="preserve">quod tamen aliis
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            quoque ſententiis omnibus commune eſſe debet; </s>
            <s xml:space="preserve">cum admodum
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            facile ſit demonſtrare, ubique eſſe perturbationem quandam ,
              <lb/>
            & </s>
            <s xml:space="preserve">mutationum cauſas, quæ non permittant ejuſmodi linearum
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            nobis ita ſimplicium accuratas orbitas in motibus.</s>
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          <p>
            <s xml:space="preserve">146. </s>
            <s xml:space="preserve">Et quidem ut in iis omnibus, & </s>
            <s xml:space="preserve">aliis ejuſmodi Natura
              <lb/>
              <note position="left" xlink:label="note-0118-02" xlink:href="note-0118-02a" xml:space="preserve">Apparens ſal-
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              tus in diffuſio-
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              ne reflexi, ac
                <lb/>
              refracti lumi-
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              nis.</note>
            ſemper in mea Theoria accuratiſſimam continuitatem obſervat,
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            ita & </s>
            <s xml:space="preserve">hic in reflexionibus, ac refractionibus luminis. </s>
            <s xml:space="preserve">At eſt
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            aliud ea in re, in quo continuitatis violatio quædam haberi vi-
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            deatur, quam, qui rem altius perpendat, credet primo quidem
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            ſervari itidem accurate a Natura, tum ulterius progreſſus, in-
              <lb/>
            veniet affectari tantummodo, non ſervari. </s>
            <s xml:space="preserve">Id autem eſt ipſa lu-
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            minis diffuſio, atque denſitas. </s>
            <s xml:space="preserve">Videtur prima fronte diſcindi radius
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            in duos, qui hiatu quodam intermedio a ſe invicem divellantur
              <lb/>
            velut per ſaltum, alia parte reflexa, alia refracta, ſine ullo in-
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            termedio flexu cujuſpiam. </s>
            <s xml:space="preserve">Alius itidem videtur admitti ibi-
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            dem ſaltus quidam: </s>
            <s xml:space="preserve">ſi enim radius integer excipiatur priſmate
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            ita, ut una pars reflectatur, alia tranſmittatur, & </s>
            <s xml:space="preserve">prodeat etiam
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            e ſecunda ſuperficie, tum ipſum priſma ſenſim convertatur; </s>
            <s xml:space="preserve">ubi
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            ad certum devenitur in converſione angulum, lux, quæ datam
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            habet refrangibilitatem, jam non egreditur, ſed reflectitur in
              <lb/>
            totum; </s>
            <s xml:space="preserve">ubi itidem videtur fieri tranſitus a prioribus angulis cum
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            ſuperficie ſemper minoribus, ſed jacentibus ultra ipſam, ad an-
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            gulum reflexionis æqualem angulo incidentiæ, & </s>
            <s xml:space="preserve">jacentem citra,
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            ſine ulla reflexione in angulis intermediis minoribus ab ipſa ſu-
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            perficie ad ejuſmodi finitum angulum.</s>
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            <s xml:space="preserve">147. </s>
            <s xml:space="preserve">Huic cuidam velut læſioni continuitatis videtur re-
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              <note position="left" xlink:label="note-0118-03" xlink:href="note-0118-03a" xml:space="preserve">Apparens con-
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              ciliatio cum le-</note>
            ſponderi poſſe per illam lucem, quæ reflectitur , vel </s>
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