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

Page concordance

< >
Scan Original
101 383
102 384
103 385
104 386
105
106 386
107
108 387
109
110 389
111 390
112 391
113 392
114 393
115 394
116 395
117 396
118 397
119 398
120
121
122
123 399
124 400
125 401
126 402
127 403
128 404
129
130
< >
page |< < (480) of 568 > >|
    <echo version="1.0RC">
      <text xml:lang="la" type="free">
        <div xml:id="echoid-div235" type="section" level="1" n="116">
          <p>
            <s xml:id="echoid-s4413" xml:space="preserve">
              <pb o="480" file="0200" n="210" rhead="JAC. GREG. CONSID."/>
            cujus poteſtatis puræ, ſive affectæ ad puram irreducibilis.
              <lb/>
            </s>
            <s xml:id="echoid-s4414" xml:space="preserve">Nam ſi Sector eodem modo fiat cx primis terminis conver-
              <lb/>
            gentibus, quo ex ſecundis (ut in Conſect. </s>
            <s xml:id="echoid-s4415" xml:space="preserve">Prop. </s>
            <s xml:id="echoid-s4416" xml:space="preserve">10. </s>
            <s xml:id="echoid-s4417" xml:space="preserve">eſt de-
              <lb/>
            monſtratum) etiam omnes ejus poteſtates ſive puræ, ſive
              <lb/>
            quocunque modo affectæ eodem modo componitur è pri-
              <lb/>
            mis, quo è ſecundis terminis convergentibus, quæ (in A-
              <lb/>
            nalyticis exhibitæ) erunt æquales quantitates eodem modo
              <lb/>
            Analyticè compoſitæ ex primis, quo ex ſecundis terminis
              <lb/>
            convergentibus; </s>
            <s xml:id="echoid-s4418" xml:space="preserve">quod eſt abſurdum, nempe contra Prop. </s>
            <s xml:id="echoid-s4419" xml:space="preserve">
              <lb/>
            11. </s>
            <s xml:id="echoid-s4420" xml:space="preserve">admiſlam. </s>
            <s xml:id="echoid-s4421" xml:space="preserve">Senſus igitur integer Prop. </s>
            <s xml:id="echoid-s4422" xml:space="preserve">11. </s>
            <s xml:id="echoid-s4423" xml:space="preserve">eſt Hoc Pro-
              <lb/>
            blema (E datis duobus polygonis complicatis, invenire Se-
              <lb/>
            ctorem ſive Circularem ſive Hyperbolicum ab illis determi-
              <lb/>
            natum) non poteſt reduci ad ullam æquationem Analyticam.</s>
            <s xml:id="echoid-s4424" xml:space="preserve"/>
          </p>
          <p>
            <s xml:id="echoid-s4425" xml:space="preserve">In comparatione Hugeniana inter noſtras methodos, a-
              <lb/>
            gnoſco, meas approximationes prop. </s>
            <s xml:id="echoid-s4426" xml:space="preserve">20. </s>
            <s xml:id="echoid-s4427" xml:space="preserve">& </s>
            <s xml:id="echoid-s4428" xml:space="preserve">21. </s>
            <s xml:id="echoid-s4429" xml:space="preserve">eaſdem eſſe
              <lb/>
            cum Hugenianis, ſed methodo mihi peculiari demonſtratas.
              <lb/>
            </s>
            <s xml:id="echoid-s4430" xml:space="preserve">At meam approximationem in fine prop. </s>
            <s xml:id="echoid-s4431" xml:space="preserve">25. </s>
            <s xml:id="echoid-s4432" xml:space="preserve">non percipere
              <lb/>
            videtur Hugenius; </s>
            <s xml:id="echoid-s4433" xml:space="preserve">aliam interim ſibi fingit: </s>
            <s xml:id="echoid-s4434" xml:space="preserve">hanc primò
              <lb/>
            meam non eſſe probat, deinde tamen eam cum ſua compa-
              <lb/>
            rat, victoriaque potitur. </s>
            <s xml:id="echoid-s4435" xml:space="preserve">Sed lentè hic feſtinandum.</s>
            <s xml:id="echoid-s4436" xml:space="preserve"/>
          </p>
          <p>
            <s xml:id="echoid-s4437" xml:space="preserve">Sit a Polygonum, Circulo vel ſectori inſcriptum, c Po-
              <lb/>
            lygonum inſcriptum duplo plura habens latera, d autem ſit
              <lb/>
            Polygonum circumſcriptum ſimile ipſi c. </s>
            <s xml:id="echoid-s4438" xml:space="preserve">Ex 20. </s>
            <s xml:id="echoid-s4439" xml:space="preserve">prop. </s>
            <s xml:id="echoid-s4440" xml:space="preserve">Sector
              <lb/>
            eſt major quam {4c - a;</s>
            <s xml:id="echoid-s4441" xml:space="preserve">/3} & </s>
            <s xml:id="echoid-s4442" xml:space="preserve">ex 21. </s>
            <s xml:id="echoid-s4443" xml:space="preserve">Sector eſt minor quam
              <lb/>
            {2d + c/3}, inter quos terminos ſit maximus quatuor continuè
              <lb/>
            proportionalium {8d + 8c-a/15}, nempe noſtra approximatio@
              <lb/>
            quam rigidiſſimis Hugenii cenſuris ſubjicio. </s>
            <s xml:id="echoid-s4444" xml:space="preserve">Hallucinatur au-
              <lb/>
            tem Hugenius, quod Polygona a & </s>
            <s xml:id="echoid-s4445" xml:space="preserve">d ſimilia ſumeret, cum
              <lb/>
            debeant eſſe c & </s>
            <s xml:id="echoid-s4446" xml:space="preserve">d, quæ duplò plura habent latera. </s>
            <s xml:id="echoid-s4447" xml:space="preserve">Ne
              <lb/>
            autem dicat, factam eſſe à me correctionem, conſideret
              <lb/>
            hanc approximationem non ſolum verbis prop. </s>
            <s xml:id="echoid-s4448" xml:space="preserve">25. </s>
            <s xml:id="echoid-s4449" xml:space="preserve">ſed & </s>
            <s xml:id="echoid-s4450" xml:space="preserve">
              <lb/>
            praxi prop. </s>
            <s xml:id="echoid-s4451" xml:space="preserve">30. </s>
            <s xml:id="echoid-s4452" xml:space="preserve">eſſe conſonam, ubi approximationem prop.
              <lb/>
            </s>
            <s xml:id="echoid-s4453" xml:space="preserve">21. </s>
            <s xml:id="echoid-s4454" xml:space="preserve">ex ultimis ſimilibus Polygonis conſtruo: </s>
            <s xml:id="echoid-s4455" xml:space="preserve">ridiculum enim
              <lb/>
            eſſet, illam è penultimis minus præciſam dare, cum </s>
          </p>
        </div>
      </text>
    </echo>