Fabri, Honoré, Dialogi physici in quibus de motu terrae disputatur, 1665

Table of figures

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              <s id="s.001346">
                <pb pagenum="117" xlink:href="025/01/121.jpg"/>
              ſeu ſectione lucis conſideremus, & ſupponamus lineam Aa, pro­
                <lb/>
              pter diſtantiam ſecare arcum EB in Z, cùm lux incidens in ſe­
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              gmentum aB, & incidens in ſegmentum aL, ſit æquè intenſa; inci­
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              dentis verò in BZ intenſio; ſit ad intenſionem incidentis in ZE, vt
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              aB, ad al, & cùm tota incidens in ZB, videatur contracta in aB;
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              haud dubiè æquè intenſa videbitur; & perinde atque ſi reverà incideret in
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              rectam Bl: ſecus autem accideret, ſi in arcum BZ directè radij viſuales
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              inciderent. </s>
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            <p type="main">
              <s id="s.001347">
                <emph type="italics"/>
              Auguſtin.
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              Hæc fusiùs, quàm par ſit exponis; fingo ego radios ab arcu
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              BZ profectos, à recta Ba proficiſci; vnde opticè transfertur totum, id
                <lb/>
              quod ineſt BZ, in rectam Ba; ſed in BZ tota illa luminis quantitas vi­
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              detur, quæ, ſi radij liberum tranſitum nacti eſſent, ipſi Ba incidiſſet; ſcio,
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              ex his multa optica, eaque præclara deduci, v.g. cur flamma procul ſpe­
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              ctata minùs candida appareat; cur Mars, dum minor apparet, candidior
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              ſit; aliaque hujuſmodi, quæ ad Opticam ac præſertim rem colorum perti­
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              nent; ſed his omiſſis, vt ad rem noſtram veniam, quæro à te, vtrùm reverà
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              in Novilunio major æſtus ſit, quàm in Plenilunio. </s>
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            <p type="main">
              <s id="s.001348">
                <emph type="italics"/>
              Antim.
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              </s>
              <s id="s.001349"> Quibuſdam in locis major eſſe dicitur in Novilunio; ſecus ve­
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              rò in aliis, idque vt plurimùm in Plenilunio; quod vel ex majore humoris
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              affuſi copia rectè deducitur: & verò iuxta præmiſſam hypotheſim, nihil ſu­
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              per hoc definiri poteſt, niſi fortè ex ſuperiore averſoque Lunæ Hemiſphæ­
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              rio, plùs vel minùs humoris educatur; minùs autem educi videtur, tum
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              quia minùs terris affunditur, tum quia ex libratione Lunæ apparet, gran­
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              diores maculas in averſo Hemiſphærio non eſſe; cùm demum ex fideliſſimâ
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              omnium peritorum artis nauticæ relatione, maxima vis æſtus in Plenilu­
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              nio eſſe dicatur, his, meo ſaltem judicio ſtandum eſt, quod reverà ſi ſuppo­
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              natur, ad præmiſſa principia facilè reducitur: ſed expectabam, Auguſtine,
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              vt quædam fortè ſingularia ex iis, quæ diximus, pro ea qua vales ingenij
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              ſagacitate deduceres. </s>
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            <p type="main">
              <s id="s.001350">
                <emph type="italics"/>
              Auguſtin.
                <emph.end type="italics"/>
              </s>
              <s id="s.001351"> Multa quidem animo volvi atque revolvi, ſed vix temerè me
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              committere auſus ſum, ne theſes meas ludibrio exponerem; non dubito ta­
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              men, cùm hæc dicas, quin aliquid occurrat tibi ſcitu dignum, quapropter
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              te etiam atque etiam rogo, vt nobis illud participare digneris. </s>
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            <p type="main">
              <s id="s.001352">
                <emph type="italics"/>
              Antim.
                <emph.end type="italics"/>
              </s>
              <s id="s.001353"> Illud ſanè te minimè effugiſſet; ſed ad meas nugas non
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              adeò ſedulò mentem applicas, quin circa alia longè fortè graviora
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              verſeris. </s>
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            <p type="main">
              <s id="s.001354">
                <emph type="italics"/>
              Auguſtin.
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              </s>
              <s id="s.001355"> Non ita res profectò ſe habet, ſed cùm res iſtæ tuæ novæ mi­
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              hi accidant, vix eas primò intuitu mente complector; quomodò igitur,
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              quid ex iis neceſſaria conſecutione ſequatur, videre poſſem? </s>
              <s id="s.001356">Monſtra quæſo
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              viam;
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              præ illico ſequar. </s>
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            <p type="main">
              <s id="s.001357">
                <emph type="italics"/>
              Antim.
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              </s>
              <s id="s.001358"> Illud inprimis ſequi videtur, aëra ſcilicet infimæ hujus regionis
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              eſſe compreſſum vi ponderis innitentis. </s>
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            <p type="main">
              <s id="s.001359">
                <emph type="italics"/>
              Chryſocom.
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              </s>
              <s id="s.001360"> Quodnam pondus intelligis? </s>
              <s id="s.001361">An fortè Carteſij ſententiam
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              adſtruis, qúi volebat à præter labente Luna aëra terram inter & Lunam in­
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              terjectum comprimi? </s>
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