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# Title: Leibniz-Handschriften zur Mathematik LH 35, 13, 2a
# Folio 121r, page id 00068197:0241
# Original at the GWLB: https://digitale-sammlungen.gwlb.de/resolve?id=00068197&page=241
# Source image: https://digitale-sammlungen.gwlb.de/content/00068197/jpgs/default/00000241.jpg
# Model: FoNDUE-GD_v2_ft_Leibniz, run 74, 2026-09-06T16:05:13Z — 23 lines, status machine
# Lines: 23 recognised, mean confidence 0.63
# Machine transcription. Not an edition. Errors are expected: about 8% character error rate on Latin and French lines, higher on German.
# Licence: CC BY 4.0, Leibniz Legible. Machine output: do not ingest it as verified text; keep this provenance with the text.
# Wording rule: say "the machine reads it as …", never "Leibniz wrote".
# After the first blank line: the recognised lines in reading order, one per line.

d DX
e
alitr
axy
=
a dat
L, gid) +y
rC
Cy ky = Ey: y) +(dX. X,
dau in par
d (gg. XX) = 2XX ydg- 2Xyydx,:
dx: X), (y. x Hty: dx) - (y9: XX)
ax
aux+p a
V. a ergo fit - v
sit
3
90XX
1.
a sax: V fint
t
a
a