# Leibniz Legible — https://leibnizlegible.com
# Piece: https://leibnizlegible.com/api/records/60504/text
# Catalogue record: 60504 — Origo quadraturarum specialium
# Incipit: AB a. AC, x. DB a-x CE y DF (y) y + (y) aeqv z.
# Date: 1676
# Record in the Leibniz-Katalog: https://leibniz-katalog.bbaw.de/de/extended-search?id=60504&katnr=57432
# Work: https://leibnizlegible.com/work/00068196
# Title: Leibniz-Handschriften zur Mathematik LH 35, 13, 1
# Folios: Bl. 144 (from the shelfmark LH 35, 13, 1 Bl. 144): 2 pages, canvases 285–286, page ids 00068196:0285 to 00068196:0286
# Original at the GWLB: https://digitale-sammlungen.gwlb.de/resolve?id=00068196&page=285
# Lines: 99 recognised on 2 of 2 pages, mean confidence 0.67
# 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 144r — 00068196:0285
# Source image: https://digitale-sammlungen.gwlb.de/content/00068196/jpgs/default/00000285.jpg
# Model: FoNDUE-GD_v2_ft_Leibniz, run 74, 2026-09-06T16:05:13Z — 51 lines, status machine
quaeratur aequatio pro LR. sit DL,
sit GL aeqo S2ax - XX ut  NP aega Ra X
vel LM vel GR.
L
ergo euit 
aequ Srax- XX +a- taa = XX ∞y
y- a  + (a a -XY aequ. 12aX - Xx. sit
gy-2ya + an 4 aa (x1- 2axx aeyu 2y-2aVaax
fier
rua
ergo 
e
eq ec 2C
y- 2yaf2yyaa) Ayyax
+
e
+ayy aa (83
a
aa = 8 a X 4 aa XX
etape
37
2. +
2
raax
at
e
a
X
s
qv
a
aqu
LQYIXK.
Bc
t
d
e
 -2ay+ +augy 1
X + B yaxXL ZaaXX
yGXK
E
e
dem
quyaae Bya4a
L4∞+
+
ayx + 8aX
cujusdatur
quadratua
totalis non
partiai in gen

## Folio 144v — 00068196:0286
# Source image: https://digitale-sammlungen.gwlb.de/content/00068196/jpgs/default/00000286.jpg
# Model: FoNDUE-GD_v2_ft_Leibniz, run 74, 2026-09-06T16:05:13Z — 48 lines, status machine
Origoa
quadraturarum
ecialium:
ii
vero
Ba. AC X. DBa-
Ey
+
ex
a-
DF
2
y + (y) aequ 7.
e
+
dx haberi potest
go et area totius figurae
a
A
BFE A non
partium.
 aequ saa XX
X pe
lumene
Va
er
aurdi
a
qud
a
dicila est
ut calculo
lesx
F GM ABd quadraus
e
transfertur D
D Dessoneu
BE
a
et septe quia
DLaeq CH. sumalur
DNaeq GH. fint Aq. NP
tota signa aE
urgus et figum DB
vel s
AN.
+
A aG. quadralo B