Huygens, Christiaan
,
Christiani Hugenii opera varia; Bd. 2: Opera geometrica. Opera astronomica. Varia de optica
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<
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emph
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<
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culo novi quid adferimus,
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Amice Lector, ſi tamen ita vo-
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quæ ſuperioribus ſæculis incognitæ, noſtrorum
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artificio deteguntur. </
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xml:space
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cum Theorema ullum vetuſtate cedit, ſed nos
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novitatem ſingulis tribuimus, prout quæque ſe-
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ſe nobis offerunt fiuntque manifeſta. </
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inſcripti trigoni Parabola ante Archimedem ſeſ-
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quitertia fuiſſe dicenda eſt; </
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immutabili veritate reliquarum Sectionum Cir-
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culique portionibus ſemper inerant, quæ nunc
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circa eas prodimus, licet antehac nemini, de
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quo quidem ad nos pervenerit, comperta fuiſſe
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conſtet vel determinata. </
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quam retulimus, Archimedeæ ſimilem determi-
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nationem, neque vel ipſa rerum natura, poſt
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tot ſubtiliſſimorum hominum deluſos conatus,
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guris, quas tractandas ſumpſimus, expectandi: </
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Verùm id præſtitiſſe profitemur, quod in </
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