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# Title: Leibniz-Handschriften zur Mathematik LH 35, 13, 2b
# Folio 132r, page id 00068198:0263
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sic potius:
sit aequ. (1)
dy: dx esci
dy: dx = - X, y, a-
1Z,Y, X, a, uta ut
Asumatu
 ex
ry. 1 et 2 fent aeq. (3) ad curva in qua 7, y, X, a
ubi Z est variabilis constans semiqustant. Unde habebi
C F ex  psa
es, 2. _, X, aC et C (C) =dZ, Z X, aC
sed C((C)) = CF, : F (C) = dy: dx. L
es
X, y, a
per aeq. 3 et fiet aeq. (8) inter dx, dz, ZX, a, ubi
simul evanesceret a ora forent in salvo
sed hor non in pte
tollendo y et
quid ergo si sic: ex aequ. (1) fint dus: dx = X: V
)
et frngatur du: dx = Eev: Z et siet 2
V=
perv
X: V 9 qu ubi Z sit f si miconstans quae
sit aequatio ad curvam in quapit semcousstans. Datur
autem y ex X, a, V, Ergo et dus pro CF: et dy pro C (C)
variano sed im id video in commodi; quod non quantur d
postremo ay, do, sed du, ita recidemus in a, inviti