Huygens, Christiaan, Christiani Hugenii opera varia; Bd. 2: Opera geometrica. Opera astronomica. Varia de optica

Table of contents

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[121.] II. DEMONSTRATIO REGULÆ DE MAXIMIS ET MINIMIS.
Page: 220 (490)
[122.] Tom. II. Qqq
Page: 224 (491)
[123.] III. REGULA Ad inveniendas Tangentes linearum curvarum.
Page: 231 (498)
[124.] Tom. II. Rrr
Page: 232 (499)
[125.] IV. CHRISTIANI HUGENII EPISTOLA DE CURVIS QUIBUSDAM PECULIARIBUS.
Page: 243 (507)
[126.] V. PROBLEMA AB ERUDITIS SOLVENDUM: A JOHANNE BERNOULLIO IN ACTIS LIPSIENSIBUS ANNI MDCXCIII. PROPOSITUM.
Page: 251 (515)
[127.] Tom. II. Ttt
Page: 251 (515)
[128.] VI. C. H. Z. DE PROBLEMATE BERNOULLIANO IN ACTIS LIPSIENSIBUS PROPOSITO.
Page: 252 (516)
[129.] VII. C. H. Z. CONSTRUCTIO UNIVERSALIS PROBLEMATIS A CLARISSIMO VIRO JOH. BERNOULLIO PROPOSITI.
Page: 254 (518)
[130.] FINIS.
Page: 256 (520)
[131.] CHRISTIANI HUGENII OPERA ASTRONOMICA. Tomus Tertius.
Page: 260
[132.] Tomi tertii contenta.
Page: 261
[133.] CHRISTIANI HUGENII DE SATURNILUNA OBSERVATIO NOVA. Tom. III. Ttt
Page: 262
[134.] CHRISTIANI HUGENII DE SATURNI LUNA OBSERVATIO NOVA.
Page: 264 (523)
[135.] Tom. III. Vvv.
Page: 264 (523)
[136.] CHRISTIANI HUGENII ZULICHEMII, CONST. F. SYSTEMA SATURNIUM, SIVE DE CAUSIS MIRANDORUM SATURNI PHÆNOMENON; ET COMITE EJUS PLANETA NOVO.
Page: 268
[137.] SERENISSIMO PRINCIPI LEOPOLDO AB HETRURIA Chriſtianus Hugenius S.D.
Page: 270 (529)
[138.] Tom. III. Xxx
Page: 272 (531)
[139.] NICOLAUS HEINSIUS, D. F. AD AUCTOREM SYSTEMATIS.
Page: 273 (532)
[140.] CHRISTIANI HUGENII Zulichemii, Cθnst. F. SYSTEMA SATURNIUM.
Page: 276 (535)
[141.] Tabul@ motus æqualis Lunæ Saturniæ in orbita ſua reſpectu fixarum.
Page: 299 (552)
[142.] In Menſibus anni @uli@-ni ineuntibus.
Page: 299 (552)
[143.] FINIS.
Page: 348 (595)
[144.] Eustachii De Divinis Septempedani BREVIS ANNOTATIO IN SYSTEMA SATURNIUM CHRISTIANI HUGENII. A D SERENISSIMUM PRINCIPEM LEOPOLDUM Magni Ducis HETRVRIÆ Fratrem.
Page: 350
[145.] Eustachii De Divinis Septempedani BREVIS ANNOTATIO IN SYSTEMA SATURNIUM CRISTIANI HUGENII. SERENISSIME PRINCEPS
Page: 352 (599)
[146.] FINIS.
Page: 371 (618)
[147.] Christiani Hugenii Zulichemii BREVIS ASSERTIO SYSTEMATIS SATURNII S U I, Ad Serenissimum Principem LEOPOLDUM AB HETRURIA.
Page: 372
[148.] Christiani Hugenii Zulichemii BREVIS ASSERTIO SYSTEMATIS SATURNII S U I, Ad Serenissimum Principem LEOPOLDUM AB HETRURIA. SERENISSIME PRINCEPS,
Page: 374 (621)
[149.] CHRISTIANI HUGENII DE SATURNI ANNULO OBSERVATIONES.
Page: 394
[150.] CHRISTIANI HUGENII DE SATURNI ANNULO OBSERVATIONES. I. Obſervationes in Saturnum Pariſiis habitæ in Bi-bliotheca Regia.
Page: 396 (637)
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        <div xml:id="echoid-div154" type="section" level="1" n="70">
          <head xml:id="echoid-head105" xml:space="preserve">SCHOLIUM.</head>
          <p>
            <s xml:id="echoid-s2879" xml:space="preserve">Duæ præcedentes propoſitiones eodem modo demon-
              <lb/>
            ſtrari poſſunt de duobus quibuſcunque polygonis
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            complicatis loco polygonorum complicatorum ABIP,
              <lb/>
            A B D L P; </s>
            <s xml:id="echoid-s2880" xml:space="preserve">polygonum enim à tangentibus comprehenſum
              <lb/>
            tot continet æqualia trapezia, quot continet polygonum à
              <lb/>
            ſubtendentibus comprehenſum æqualia triangula: </s>
            <s xml:id="echoid-s2881" xml:space="preserve">atque hinc
              <lb/>
            evidens eſt has polygonorum analogias ita ſe habere in infi-
              <lb/>
            nitum, ducendo nimirum rectas AN, AK, AG, AC, per
              <lb/>
            puncta R, T, S, V, & </s>
            <s xml:id="echoid-s2882" xml:space="preserve">adhuc alia & </s>
            <s xml:id="echoid-s2883" xml:space="preserve">alia polygona intra & </s>
            <s xml:id="echoid-s2884" xml:space="preserve">
              <lb/>
            extra ſemper ſcribendo: </s>
            <s xml:id="echoid-s2885" xml:space="preserve">notandum nos appellare hanc poly-
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            gonorum inſcriptionem & </s>
            <s xml:id="echoid-s2886" xml:space="preserve">circumſcriptionem, inſcriptionem
              <lb/>
            & </s>
            <s xml:id="echoid-s2887" xml:space="preserve">circumſcriptionem ſubduplam, ex prædictis patet (ſi po-
              <lb/>
            natur triangulum A B P =
              <emph style="super">a</emph>
            , & </s>
            <s xml:id="echoid-s2888" xml:space="preserve">trapezium A B F P =
              <emph style="super">b</emph>
            ) tra-
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            pezium A B I P eſſe vqab & </s>
            <s xml:id="echoid-s2889" xml:space="preserve">polygonum A B D L P {2ab/a + vqab}:
              <lb/>
            </s>
            <s xml:id="echoid-s2890" xml:space="preserve">eodem modo poſito trapezio A B I P =
              <emph style="super">c</emph>
            , & </s>
            <s xml:id="echoid-s2891" xml:space="preserve">polygono
              <lb/>
            A B D L P =
              <emph style="super">d</emph>
            , erit polygonum A B E I O P = vqcd & </s>
            <s xml:id="echoid-s2892" xml:space="preserve">po-
              <lb/>
            lygonum A B C G K N P = {2cd/c + vqcd,}, ita ut evidens ſit hanc
              <lb/>
            polygonorum ſeriem eſſe convergentem; </s>
            <s xml:id="echoid-s2893" xml:space="preserve">atque in infinitum
              <lb/>
            illam continuando, manifeſtum eſt tandem exhiberi quanti-
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            tatem ſectori circulari, elliptico vel hyperbolico A B E I O P
              <lb/>
            æqualem; </s>
            <s xml:id="echoid-s2894" xml:space="preserve">differentia enim polygonorum complicatorum in
              <lb/>
            ſeriei continuatione ſemper diminuitur, ita ut omni exhibita
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            quantitate fieri poſſit minor, ut in ſequentis theorematis
              <lb/>
            Scholio demonſtrabimus: </s>
            <s xml:id="echoid-s2895" xml:space="preserve">ſi igitur prædicta polygonorum ſe-
              <lb/>
            ries terminari poſſet, hoc eſt, ſi inveniretur ultimum illud
              <lb/>
            polygonum inſcriptum (ſi ita loqui liceat) æquale ultimo
              <lb/>
            illi polygono circumſcripto, daretur infallibiliter circuli & </s>
            <s xml:id="echoid-s2896" xml:space="preserve">
              <lb/>
            hyperbolæ quadratura: </s>
            <s xml:id="echoid-s2897" xml:space="preserve">ſed quoniam difficile eſt, & </s>
            <s xml:id="echoid-s2898" xml:space="preserve">in geo-
              <lb/>
            metria omnino fortaſſe inauditum tales ſeries terminare; </s>
            <s xml:id="echoid-s2899" xml:space="preserve">præ-
              <lb/>
            mittendæ ſunt quædam propoſitiones è quibus inveniri poſ-
              <lb/>
            ſint hujuſmodi aliquot ſerierum terminationes, & </s>
            <s xml:id="echoid-s2900" xml:space="preserve">tandem </s>
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