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

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              <pb o="90" file="0142" n="142" rhead="THEORIÆ"/>
            in recta, qua junguntur, cum oppoſitis velocitatibus æq
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            ali-
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              <note position="left" xlink:label="note-0142-01" xlink:href="note-0142-01a" xml:space="preserve">binis punctis,
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              cum ſunt ſola,
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              quid poſſit acci.
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              dere actionibus
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              aliorum exter-
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              nis.</note>
            bus, quo caſu etiam ſacile demonſtratur, punctum, quod illo-
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            rum diſtantiam bifariam ſecat, debere quieſcere; </s>
            <s xml:space="preserve">nunquam in
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            hiſce caſibus poterit motus extingui in adventu ad diſtantiam
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            limitis cohæſionis, & </s>
            <s xml:space="preserve">multo minus poterunt ea bina puncta con-
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            ſiſtere extra diſtantiam limitis cujuſpiam, ubi adhuc habeatur
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            vis aliqua vel attractiva, vel repulſiva. </s>
            <s xml:space="preserve">Verum ſi alia externa
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            puncta agant in illa, poterit res multo aliter ſe habere. </s>
            <s xml:space="preserve">Ubi
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            ex. </s>
            <s xml:space="preserve">gr. </s>
            <s xml:space="preserve">a ſe recedunt, & </s>
            <s xml:space="preserve">velocitates receſſus augeri deberent in
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            acceſſu ad diſtantiam limitis cohæſionis; </s>
            <s xml:space="preserve">poteſt externa com-
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            preſſio illam velocitatem minuere, & </s>
            <s xml:space="preserve">extinguere in ipſo ap-
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            pulſu ad ejuſmodi diſtantiam. </s>
            <s xml:space="preserve">Poteſt externa compreſſio coge-
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            re illa puncta manere immota etiam in ea diſtantia, in qua ſe
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            validiſſime repellunt, uti duæ cuſpides elaſtri manu compreſſæ
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            detinentur in ea diſtantia, a qua ſibi relictæ ſtatim recederent;
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            </s>
            <s xml:space="preserve">& </s>
            <s xml:space="preserve">ſimile quid accidere poteſt vi attractivæ per vires externas
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            diſtrahentes.</s>
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          <note position="left" xml:space="preserve">Si limites ſint
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          a ſe invicem re.
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          moti, mutata
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          multum diſtan.
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          tia rediri retro:
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          ſecus, ſi ſint
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          proximi.</note>
          <p>
            <s xml:space="preserve">198. </s>
            <s xml:space="preserve">Tum vero diligenter notandum diſcrimen inter caſus
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            varios, quos inducit varia arcuum curvæ natura. </s>
            <s xml:space="preserve">Si puncta
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            ſint in diſtantia alicujus limitis cohæſionis, circa quem ſint ar-
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            cus ampliſſimi, ita, ut proximi limites plurimum inde diſtent,
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            & </s>
            <s xml:space="preserve">multo magis etiam, quam ſit tota diſtantia proximi citerio-
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            ris limitis ab origine abſciſſarum; </s>
            <s xml:space="preserve">tum poterunt externa vi com-
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            primente, vel diſtrahente redigi ad diſtantiam multis vicibus
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            minorem, vel majorem priore ita, ut ſemper adhuc conentur
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            ſe reſtituere ad priorem poſitionem recedendo, vel accedendo,
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            quod nimirum ſemper adhuc ſub arcu repulſivo permaneant,
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            vel attractivo. </s>
            <s xml:space="preserve">At ſi ibi ſrequentiſſimi ſint limites, curva ſæ-
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            piſſime ſecante axem; </s>
            <s xml:space="preserve">tum quidem poſt compreſſionem, vel
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            diſtractionem ab externa vi ſactam, poterunt ſiſti in multo mi-
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            nore, vel majore diſtantia, & </s>
            <s xml:space="preserve">adhuc eſſe in diſtantia alterius
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            limitis cohæſionis ſine ullo conatu ad recuperandum priorem lo-
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            cum.</s>
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          <p>
            <s xml:space="preserve">199. </s>
            <s xml:space="preserve">Hæc omnia aliquanto fuſius conſiderare libuit, quia in
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              <note position="left" xlink:label="note-0142-03" xlink:href="note-0142-03a" xml:space="preserve">Superiorum u-
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              ſus in Phyſica.</note>
            applicatione ad Phyſicam magno uſui erunt infra hæc ipſa,
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            & </s>
            <s xml:space="preserve">multo magis hiſce ſimilia, quæ maſſis reſpondent habentibus
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            utique multo uberiores caſus, quam bina tantummodo habeant
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            puncta. </s>
            <s xml:space="preserve">Illa ingens agitatio cum oſcillationibus variis, & </s>
            <s xml:space="preserve">mo-
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            tibus jam acceleratis, jam retardatis, jam retro reſlexis, fer-
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            mentationes, & </s>
            <s xml:space="preserve">conſlagrationes exhibebit: </s>
            <s xml:space="preserve">ille egreſſus ex in-
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            genti arcu repulſivo cum velocitatibus ingentibus, quæ ubi jam
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            ad ingentes deventum eſt diſtantias, parum admodum a ſe in-
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            vicem differant, nec ad ſenſum mutentur quidquam per im-
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            menſa intervalla, luminis emiſſionem, & </s>
            <s xml:space="preserve">propagationem uni-
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            formem, ac ferme eandem celeritatem in quovis ejuſdem ſpeciei
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            radio ſixarum, Solis, flammæ, cum exiguo diſcrimine inter
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            diverſos coloratos radios; </s>
            <s xml:space="preserve">illa vis permanens poſt compreſſio-
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            nem ingentem, vel diſtractionem, elaſticitati explicandæ </s>
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