Opticks: Or, A Treatise Of The Reflexions, Refractions, Inflexions and Colours Of Light, fol. 158
Machine transcription. Not an edition. Errors are expected: about 8% character error rate on Latin and French lines, higher on German. Mean line confidence on this page: 0.95.
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The machine reads it as
- L158.
- plasam cruris alicujus infiniti tendentes Curram
- in unico tantum puncto lecant (ut fit in ordinatis
- Parabolae Cartelianae et Parabolae cubicae, nec non in
- rectis AbIcisae Iyperbolismorum LIyberbolae _ Para-
- bolae parallelis) concipiendum est quod rectae illae
- per alia duo Curva puncta ad infinitam distan.
- tiam lita (ut ita dicam) transeunt. Hlujusmodi
- intersectiones duas coincidentes Eire ad finitam
- Cint distantiam Cire ad infinitam, vocabiimus pun-
- ctum duplex. Currae autem quae habent pun-
- ctum duplex describi postunt per sequentia Theo-
- remata.
- T. Si anguli duo magnitudine dati PAD, PBD circa
- scriptione orga- Polo5 Positione datos A, B rotentur, _ eorum crura
- AP, BP concursu suo P percurrant lineam rectam;
- crura duo reliqua AD, BD concursu suo D descri-
- bent sectionem Conicam per polos A, B transeun.
- tem: praeterquam ubi linea illa recta transit per po-
- lorum alterutrum A vel B, vel anguli BAD, ABD
- Timul cranescunt, quibus in casibus punctum D de-
- Feribet lineam rectam.
- 2. Si Crura prima AP, BP concurTU CUO P
- percurrant sectionem Conicam per polum alter-
- utrum A transeuntem, crura duo reliqua AD, BD
- concursu suo D describent Curram secundi gene
- ris per polum alterum B transeuntem _ pun-
- ctum duplex habentem in polo primo A per quem
- sectio Conica transit: praeterquam ubi anguli
- BAD, ABD cmul eranescunE, quo casu pun-
- ctum
- XXX
- Theoremata de
- Curvarum de-
- nica
Cite
Opticks: Or, A Treatise Of The Reflexions, Refractions, Inflexions and Colours Of Light, fol. 158. Machine transcription, not an edition: Leibniz Legible (model FoNDUE-GD_v2_ft_Leibniz, run 74). https://leibnizlegible.com/page/1677894601:0338?run=74