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

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[171.] Propositio VIII. Nunc verò ponamus tres eſſe colluſores, quorum pri-mo ut & ſecundo unus luſus deficiat, ſed tertio duo luſus.
[172.] Propositio IX.
[173.] Tabula pro 3 colluſoribus.
[174.] Propositio X. Invenire, quot vicibus ſuſcipere quis poſſit, ut unâ teſſerâ 6 puncta jaciat.
[175.] Propositio XI. Invenire, quot vicibus ſuſcipere quis poſſit, ut dua-bus teſſeris 12 puncta jaciat.
[176.] Propositio XII. Invenire quot teſſeris ſuſcipere quis poſſit, ut primâ vice duos ſenarios jaciat.
[177.] Propositio XIII.
[178.] Propositio XIV.
[179.] Coronidis loco ſubjungantur ſequentia Problemata. Problema I.
[180.] Problema II.
[181.] Problema III.
[182.] Problema IV.
[183.] Problema V.
[184.] FINIS.
[185.] CHRISTIANI HUGENII NOVUS CYCLUS HARMONICUS.
[186.] CHRISTIANI HUGENII NOVUS CYCLUS HARMONICUS. Litteræ D. Hugenii de Cyclo Harmonico.
[187.] Tabulæ Explicatio.
[188.] FINIS.
[189.] CHRISTIANI HUGENII VARIA DE OPTICA.
[190.] CHRISTIANI HUGENII VARIA DE OPTICA. I. Excerpta ex literis Dni Hugenii, Academiæ Regiæ Scientiarum Socii, ad Autorem Diarii Eruditoruns de Catoptrico conſpicillo Dni Newtoni.
[191.] II. CONSTRUCTIO PROBLEMATIS OPTICI. Propoſitio 39 Libri v. Alhazeni, & 22 lib. VI. Vitellionis.
[192.] III. ALITER. Dato Speculo Cavo aut Convexo, itemque Oculo & Puncto Rei viſæ, invenire Punctum Reflexionis.
[193.] IV. COMPENDIUM.
[194.] V. ALIA SOLUTIO.
[195.] VI. Excerpta ex litteris Dni. Hugenii Acad. Reg. ſcient. Socii, ad auctorem Diarii Paris. de novo Mi-croſcopio ex Hollandia allato.
[196.] FINIS.
[197.] CHRISTIANI HUGENII EXPERIMENTA PHYSICA.
[198.] CHRISTIANI HUGENII EXPERIMENTA PHYSICA. Excerpta ex literis Dni Hugenii, Academiæ regiæ ſcien-tiarum Socii, ad Auctorem Diarii Eruditorum, de Phænomenis aquæ aëre purgatæ.
[199.] EXPERIMENTUMI. Aqua, ſublatâ aëris preſſione, hæret in tubo.
[200.] EXPERIMENTUM II. Notabile quid in deſcenſu aquæ aëre purgatæ.
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          # Extra hyperbolam # Intra hyperbolam
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          2 # 237170824512628449899917 # 237162487062045867846886
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          # ## hyperbolæ ſector intra ſequentes terminos conſiſtit
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            <s xml:id="echoid-s3868" xml:space="preserve">Sit inter hos terminos maximus quatuor continuè arithmeticè
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            proportionalium 237165266173160421183067; </s>
            <s xml:id="echoid-s3869" xml:space="preserve">qui proinde erit
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            verus hyperbolæ ſector in notarum numero propoſito, quoniam pri-
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            mus triens notarum idem eſt in utroque termino convergente.</s>
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