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

Table of figures

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[131] Fig. 12.* 29. Apr.
[132] Fig. 13.* 3. Maii.
[133] Fig. 14.* 6. Maii.
[134] Fig. 15.* 7. Maii.
[135] Fig. 16.* 10. Maii.
[136] Fig. 17.* 11. Maii.
[137] Fig. 18.* 12. Maii.
[138] Fig. 19.* 14. Maii.
[139] Fig. 20.* 15. Maii.
[140] Fig. 21.* 18. Maii.
[141] Fig. 22.* 19. Maii.
[142] Fig. 23.* 20. Maii.
[143] Fig. 24.* c a * 27. Maii.
[144] Fig. 25.c * 31. Maii. a *
[145] Fig. 26.* 13. Iun.
[146] Fig. 27.* 16. Ian. 1656.
[147] Fig. 28.* 19. Febr.
[148] Fig. 29.* 16. Mart.
[149] Fig. 30.* 30. Mart.
[150] Fig. 31.* 18. Apr.
[151] Fig. 32.* 17. Iun.
[152] Fig. 33.* 19. Oct.
[153] Fig. 34.* 21. Oct.
[154] Fig. 35.* 9. Nov.
[155] Fig. 36.* 27. Nov.
[156] Fig. 37.* 16. Dec.
[157] Fig. 38.* 18. Ian. 1657.
[158] Fig. 39.* 29. Mart.
[159] Fig. 40.* 30. Mart.
[160] Fig. 41.* 18. Maii.
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            ne, quàm cum eandem in Hyperboles portioni-
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            bus obſervaſſem, illudque inveniſſem de quo
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            tantus Vir non potuit non & </s>
            <s xml:id="echoid-s22" xml:space="preserve">ipſe cogitaſſe. </s>
            <s xml:id="echoid-s23" xml:space="preserve">Ra-
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            ros alioqui ſemper hæc figura, ſi cum Circulo
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            conferatur, ſui contemplatores nacta eſt; </s>
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            cum varia ſint inſpecta quibus datis Quadratu-
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            ram quoque Circuli dari neceſſe ſit; </s>
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            ſunt exacta perimetri longitudo, Helicis Archi-
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            medeæ contingens, Quadratricis Dinoſtrati ter-
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            minus, vel tangens quoque ejuſdem Quadratri-
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            cis ad terminum alterum, (ſicut aliquando me
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            demonſtraſſe memini) & </s>
            <s xml:id="echoid-s26" xml:space="preserve">alia nonnulla quæ recen-
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            tioribus debentur; </s>
            <s xml:id="echoid-s27" xml:space="preserve">nihil interea à quoquam de-
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            finitum extet, quo vel ſub ulla conditione Hy-
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            perbole cum ſpatio rectis comprehenſo lineis
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            comparari poſſit. </s>
            <s xml:id="echoid-s28" xml:space="preserve">Noſtrâ ſanè ætate, pauciſque
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            abhinc annis Vir Clariſſ. </s>
            <s xml:id="echoid-s29" xml:space="preserve">D. </s>
            <s xml:id="echoid-s30" xml:space="preserve">Gregorius à S. </s>
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            Quadraturam aggreſſus eſt, & </s>
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            ego cum ampliſſima quæ de hiſce volumina emi-
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            ſit, perſcriptis jam Theorematis meis, diligentius
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            evolverem, (certus, ſi quod intenderat obtineret,
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            ſaltem gravitatis me centra exhibiturum,) in-
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            tellexi tandem, majori ſubtilitate quàm ſucceſ-
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