Huygens, Christiaan
,
Christiani Hugenii opera varia; Bd. 2: Opera geometrica. Opera astronomica. Varia de optica
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DE CIRCULI MAGNIT. INVENTA.
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62116 {1/2} & </
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inde omnino major erit circuli peripheria . </
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jor ratio 62822 ad 20000, longitudinem diametri, quam 3{10/71}
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ad 1. </
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jor erit.</
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tibus 5176 {2/5}. </
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quam 41411 {1/5}. </
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nus eſt quam 5359, erunt quatuor latera, hoc eſt, triens
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perimetri minor quam 21436. </
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erunt quam 62847 {1/5}. </
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circumferentia . </
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xml:space
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bebit rationem, quam 62847 {1/5} ad 20000; </
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proinde, quam 62857 {1/7} ad 20000, hoc eſt, quam triplam ſeſ-
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quiſeptimam. </
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ripheriæ ad diametrum, quos Archimedes ſtatuit. </
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verò poſtmodum ſolius inſcripti trigoni æquilateri latere in-
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dagato comprobabimus. </
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tur igitur circumſcriptum circulo polygonum aliudque inſcri-
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ptum laterum 60. </
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partibus 10467191, qualium radius 100000000 & </
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gintanguli minus quam 20905693: </
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eſt ſinus arcus æquantis {1/60} circumferentiæ. </
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erat 10467191. </
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differentiæ 4781 {1/2}, qui additus ad ſubtenſam 10467191 facit
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10471972 {1/2}. </
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igitur partibus omnino major eſt circumferentia tota.</
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10467192, erunt duæ tertiæ ipſius minores quam 6978128.
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10481556, erit triens ipſius minor quam 3493852. </
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