# Leibniz Legible — https://leibnizlegible.com
# Piece: https://leibnizlegible.com/api/records/460/text
# Catalogue record: 460 — [Aufz. zur Differential- u. Integralrechnung]
# Incipit: xe = y. Ergo e.log x = log. y.
# Date: 1676
# Record in the Leibniz-Katalog: https://leibniz-katalog.bbaw.de/de/extended-search?id=460&katnr=58036
# Work: https://leibnizlegible.com/work/00068199
# Title: Leibniz-Handschriften zur Mathematik LH 35, 13, 2c
# Folios: Bl. 199 (from the shelfmark LH 35, 13, 2c Bl. 199): 2 pages, canvases 397–398, page ids 00068199:0397 to 00068199:0398
# Original at the GWLB: https://digitale-sammlungen.gwlb.de/resolve?id=00068199&page=397
# Lines: 63 recognised on 2 of 2 pages, mean confidence 0.79
# Catalogue: Leibniz-Katalog / Arbeitskatalog der Leibniz-Edition (https://leibniz-katalog.bbaw.de/), ed. Arbeitsstelle Potsdam I der Berlin-Brandenburgischen Akademie der Wissenschaften, CC BY 4.0.
# 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, page by page: a "## Folio <label> — <page id>" line ("## Canvas <n>" where no folio label is recorded), "# " lines naming its source image and model, then its recognised lines in reading order, one per line.

## Folio 199r — 00068199:0397
# Source image: https://digitale-sammlungen.gwlb.de/content/00068199/jpgs/default/00000397.jpg
# Model: FoNDUE-GD_v2_ft_Leibniz, run 74, 2026-09-06T16:05:13Z — 54 lines, status machine
videndumam
d a
bc
Seu da
adib ot
a1ibe Dd.
see 
bc a
PX = y. Ergo C logx = log. y. bc
s seu e (ax: X = (ay: y
jam Ergo edx: x + de (ax: x = dy: y
seu fax: X = dy: yde = edx: Xde
s
62
et dx: X = ddy: yde -dyydde: y dedé - dydedy: y dede
ddx- dxde + edxxdde + odxdedx
Xde Xde
xdede X dede
seu 2lX: X = ddy: yde = dydde: yde = dy: yde
= dax: Xde ( dx: X edxdde: X d + edx: xde.
si jam poneretur diy: yde- dd x: Xte =  edxdde: xde
dy dde: yde seu si ponatur
day: y  daxiu
L
e
edx. Xdy. y
dde.de
C pendet au X fiet.
jam praeceraequatione el
ponamus aliam x
yde
aixte
h (2) X = y unde Car: X-dy edx
=V. unde (+X: X = du Yde xde
prodivit aequatio nova dus ahax
qvae plt a
inde
et
2
LAX. X dy:
dy: y = C dx: X + e(dX: X
= do
e
= haX
vah
Cdx
.Dde Xah rah Xde
xde
quatio A ua explicn potest, ut
prodeat aliqua
data securdiam duas ex literis
caul una praeterca litera maneat in explicata
peduamm aequaum
relx ixde

## Folio 199v — 00068199:0398
# Source image: https://digitale-sammlungen.gwlb.de/content/00068199/jpgs/default/00000398.jpg
# Model: FoNDUE-GD_v2_ft_Leibniz, run 74, 2026-09-06T16:05:13Z — 9 lines, status machine
litere
candae sic sunt reliquae praeter tri
ut exm in aequationes
e
detdatam
explicationem orientet
in data exientes
restent una n explicatae restent.
una ex inbplicatis evanescat.