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# Title: Leibniz-Handschriften zur Mathematik LH 35, 9, 2
# Folio 76v, page id 00068126:0152
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omnia enim utrobique proportionalia per 5. Ergo (per2b et
componendo rationem CY ad RC, et RC ad 40
Sit (28V0) CY ad F0 ut dimid. 0∞ ad A -2- X W vel
(29) quia A  - X V (per 8) est ad F0ut F0 ad
analogia
 ergo componendo rationem posterioram
aticattu articuli z9 cum ratione priore analogica
estalogi
aat
artic: 28 et vicissim priorem illuis cumposteriore huju
fit (30 mo) CY ad Al2 ut dimid. 0∞ ad FO Itaque
quia A2 et FO sunt constantes, erunt (31 mo)
abscissa ex axe inde a centro, ipsis 0e differen
tiis distantiarum puncti Ellipseos a duobus focis, proporti
incrementa
nales. Jam (3210) incresimenta vel decrementa difserentia
rum intendistatias a focis, seu ipsarum ox
incrementa ipsarum 03 M distantiarum ab alteruteto foce
seu crementa sive velocitates quibus isisae 0∞ magnitadi
nem mutant sunt duplae velocitatum quibus eam mutants
hoc est cresunt vel decrescunt) ipsae 03M. Ergo
22tio) crementa (hoc est incrementa vel decrementa
abscissarum CY sunt proportionalia crementii radiorum
7 Z M ex foco eduerorum Seu (34+0) velocitates quib
punctum 3 M an ellipsi motum distantiam mutat
ab aac conjugato Be proportionales sunt velocitatibus
quibus distantiam mutat ab alterutro foco C. quae quidem
cturo
clcccte
rum Elliptier proprietates memorabiles melius intellige ren
tur