Phoronomia, Sive De Viribus Et Motibus Corporum Solidorum Et Fluidorum Libri Duo, fol. 267
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The machine reads it as
- DE VERTDOS ET MIOTTBOS COREOROM. LIB. II. 267
- rectam IEC in a, _ OK in puncto h interlecans; junsaturque Ke
- e producatur in a, per quod punctum alia de ducta lic priori DC
- aequidistans: aGANEUE Pariter dL _ OC, item Cn parallela Od, et
- rs parallela OK, hyperbolae ordinata P B continuetur usque in B,
- et CD usque in d; quibus factis per quadrantis puncta ScR du-
- cta sint tangentes CTe RI, quae aequalescrunt; quibus pexeparatis
- I. Liquet Fore aL. Parallelam cansenti los-micae in puncto C,
- quandoquidem hujus log. micxe subtangens (secundum hiypothelin)
- aequalis est OL; atque adco dd Parallela et sequalis erit particulx
- L0g-mica CC, ac etiam cn = Dd.
- II. Priangula similia OFB, OAF prXbeNt OR~: FB. =OA:
- AF2. Vel, quia in hrperbola quadratum OF. aequatur binis quadra-
- eis OA_ FB collectire sumtis, crit etiam OA L E B: EB =OC2:
- OTT; e diridendo ON: F B =GTT: OTI vel AF, vel inver-
- tendo ac permutando EB: AF2 =OG: OTP. AEqui EB. AF: -
- OB: OF: = 2. triang. BOB ad 2. triang. FOf, id cst, ad rec lum FHI.
- HIh, ergo 2. triangulum BOB: FHI. IIB = OC.: 6II.
- TIT. Trianoula similia Cea ex OIK exhibent 6g: ca = OT: IK,
- unde, quia tangentes IK et Cil aequantur, etiam (8 et sa requales
- CeUnE.
- TV. Propter parallelas Od de B, crit Od: Dd = he vel IIC: a8
- vel (nUM. TFT.) C2. X invertendo ac permutando Vd: C =Od:
- OHL, at Do: Dd = OL. vel O6: Od, ergO Cx aquo Dd: (18 =O6:
- GHL, ex proptextriangula similia OCFL et Ger, Hc 68: r8 vel Ff.-
- OO: CFI erso ex xequo ex per rationum compositionem, Dd: lif =
- OA. D d: FTI. Ff = OG: GTI (HM. TF.) = 2. triangulum BOB: FFI.
- Ffrel FHI. IIB. Adeoque 2. FrianS. AOB =O A. DD (nuM. L.) =OA.
- cn. ergo omnia 2. BOB id est duplus scetor BAO = omnibus cn in AO,
- id est rec. 10DC in AO. Ouod crat demonstrandum.
- Miter.
- 464. Per hsperbolae punctum B ducta luetansens B l, ac per pun-
- ctum P recta TV parallela OR rectae OB occurrens in puncto V,
- ac denique asatur Bd Parallela AD.
- I. Ostendam, quod PV producta transibit per punctum C, adeo
- ut TO =GTI. Nam in hyperbola lincxe OTI, OA ec OF Tunc in
- continua ratione, atqui propter tansentem BT, etiam OI, OA
- ec OE sunc in continua ratione, ergo OT =6II.
- II. ElC.
Cite
Phoronomia, Sive De Viribus Et Motibus Corporum Solidorum Et Fluidorum Libri Duo, fol. 267. Machine transcription, not an edition: Leibniz Legible (model FoNDUE-GD_v2_ft_Leibniz, run 74). https://leibnizlegible.com/page/1066518432:0295?run=74