# Leibniz Legible — https://leibnizlegible.com
# Piece: https://leibnizlegible.com/api/records/27738/text
# Catalogue record: 27738 — Leibniz mit Johann Jakob Ferguson
# Date: 1680
# Akademie-Ausgabe: AA III,3 N. 048
# Record in the Leibniz-Katalog: https://leibniz-katalog.bbaw.de/de/extended-search?id=27738&katnr=56765
# AA III,3: its series at leibnizedition.de: https://www.leibnizedition.de/de/reihen/reihe-iii/
# Work: https://leibnizlegible.com/work/00068206
# Title: Leibniz-Handschriften zur Mathematik LH 35, 15, 4
# Folios: Bl. 6–7 (from the shelfmark LH 35, 15, 4 Bl. 6-7): 4 pages, canvases 11–14, page ids 00068206:0011 to 00068206:0014
# Original at the GWLB: https://digitale-sammlungen.gwlb.de/resolve?id=00068206&page=11
# Lines: 302 recognised on 4 of 4 pages, mean confidence 0.71
# 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 6r — 00068206:0011
# Scan: One image of two folio pages side by side, registered by the library under both labels (also fol. 7v); this page is its right half.
# Source image: https://digitale-sammlungen.gwlb.de/content/00068206/jpgs/default/00000011.jpg
# Model: FoNDUE-GD_v2_ft_Leibniz, run 74, 2026-09-06T16:05:13Z — 72 lines, status machine
divid. 3 davo 2 + V 3 mulliplicaest duris 4 -233+
1 + V...
+ E2C
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X
X + y
X + y
X +y
ACahio + X b + 7 X E + + X2 -) v2
X
Q
A eho X+  t  RX = XVE
D
C
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E
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sik Ihin XX = XVE
a
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si -yX
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Xd = 2yx + yy
3
n2 - 3yX~ L3yy2
a +V
aFc
a + b + c
- b = e
aa + tab + ac
abm
X29ls
tih. ab v X
SikE a
+ 2 + 2 +2 elc
195. 327
L
9G
uctum F, ita ut FP. Fg sint aequales.
ABaquia DE aequ. D. ACaequ. c. CDaequ. d CEaequ. e. d+CEsquC
2 aequ. 5.
15 C5 aequ. S.
1g. CGaequ. X. FG aequ. y.
X. y. r.f. incerta
Yaq. CR EF aequ. y
caper
utis duobus punctis D. E. et circuli AB centro A. ita ducere quaeritur
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go 7p
dap. DCDG oqu. Cd u Guqud x seu
Esiquectes aquex seu e aequo et X
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## Folio 6v — 00068206:0012
# Scan: One image of two folio pages side by side, registered by the library under both labels (also fol. 7r); this page is its left half.
# Source image: https://digitale-sammlungen.gwlb.de/content/00068206/jpgs/default/00000012.jpg
# Model: FoNDUE-GD_v2_ft_Leibniz, run 74, 2026-09-06T16:05:13Z — 35 lines, status machine
AB in BC = De mb.
ut man. ECD ∞ A839.
ABqan BC ∞ CD ∞ EC in BC
e+ Q
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Oaccribatur hemindrcuene siea verticem cupos certriomi an
anee, ita, at marimum in eo vectangueum ut CC
aequaco sit AB quadrato.
AB qin BC ∞ DC cub. ∞ eCd in BC
AB9. ∞ ECD
BC ∞ _ atX
BH xa Nau- un.
evan -uu ∞ bb
X2 = a X ∞ . b89
Kratio X: Ah ala XX
a n3 = x1 ∞ 1I
22 = aX3 ∞ - b
4X230 3a X
de 2 4 a
ax = xx + b a + 1X + BC aeque y.
hik. abm XX q F XVE
tik nb. v. XN F XVE
X + XX + X + x aequ X
1 = X
1 - XX + X -  + X elc aequ
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gy- Z+Z etc aequ. X.
a
93 11,5.
-0
a + b3+ C + d aequ abc + abd +A cd + b cd
+2 eu
0. ntnc
3

## Folio 7r — 00068206:0013
# Scan: One image of two folio pages side by side, registered by the library under both labels (also fol. 6v); this page is its right half.
# Source image: https://digitale-sammlungen.gwlb.de/content/00068206/jpgs/default/00000013.jpg
# Model: FoNDUE-GD_v2_ft_Leibniz, run 74, 2026-09-06T16:05:13Z — 100 lines, status machine
12 door 2 +V89
X ∞
12
2+V33
d-
a a - ab + bb
= da b + abb - b 3
3
L L
es
l
+
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+
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ABy X
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BC.2YX - AX
AA+X, rXI
2
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aequFaX
FA+X aequ
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y -
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=2VX XX
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e
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y
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n
6

## Folio 7v — 00068206:0014
# Scan: One image of two folio pages side by side, registered by the library under both labels (also fol. 6r); this page is its left half.
# Source image: https://digitale-sammlungen.gwlb.de/content/00068206/jpgs/default/00000014.jpg
# Model: FoNDUE-GD_v2_ft_Leibniz, run 74, 2026-09-06T16:05:13Z — 95 lines, status machine
L+ = F
e2 + L ~
6
+L + L + V 1 et e
10
2 Xn +.X.
23
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L Xx - X + = 1 =
X
2X8
XX
13 - x.
169
2319
22 Z2
2XX + = X
11 1 1
1 22 = = V
Ln + = =a +  a
Enn - = X
un
3
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2
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o
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1901
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