# Leibniz Legible — https://leibnizlegible.com
# Piece: https://leibnizlegible.com/api/records/1182/text
# Catalogue record: 1182 — [Aufz. zur Kreisrektifikation]
# Incipit: AQR quadrans in quo punctum D. ipsius arcus RD secans GS
# Date: 1679-03
# Record in the Leibniz-Katalog: https://leibniz-katalog.bbaw.de/de/extended-search?id=1182&katnr=58722
# Work: https://leibnizlegible.com/work/00068073
# Title: Leibniz-Handschriften zur Mathematik LH 35, 7, 1
# Folios: Bl. 51 (from the shelfmark LH 35, 7, 1 Bl. 51): 2 pages, canvases 101–102, page ids 00068073:0101 to 00068073:0102
# Original at the GWLB: https://digitale-sammlungen.gwlb.de/resolve?id=00068073&page=101
# Lines: 54 recognised on 2 of 2 pages, mean confidence 0.85
# 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 51r — 00068073:0101
# Source image: https://digitale-sammlungen.gwlb.de/content/00068073/jpgs/default/00000101.jpg
# Model: FoNDUE-GD_v2_ft_Leibniz, run 73, 2026-08-27T15:28:38Z — 27 lines, status machine
cba jam da aequ
posito r. radio Ergo eo casus
it
e
2
aequ. N seu haberi
potest punctum 2d. ex communi
Ceometria. Non tamen ideo
datur punctum
V. vel 24.
An ergo sic licebit ipsum
iivenire
Se a aequ. V.
un
Ergo  ds- da aequ. dy
et quia in eo casu quo minima
Sa, fit ay aequ. 0 hubemu
as aequ’dla.
pono
2
Saequ y + a
Saequ. y + 2ya 4 a
fiet 25 ds aqu (2y dy) + 2y da + (2a du +2acta
abjiciendo in quibus est dy. et dividendo
omnia per 2 da vel ras, prodiert
idem
quod ante saequ’y ta.

## Folio 51v — 00068073:0102
# Source image: https://digitale-sammlungen.gwlb.de/content/00068073/jpgs/default/00000102.jpg
# Model: FoNDUE-GD_v2_ft_Leibniz, run 73, 2026-08-27T15:28:38Z — 27 lines, status machine
AQR quadrans in quo punctum D. 
spsius arcus RD secans GS, sit sa
paralleta QA aequalis arcui Rd.
cuma a describatur Raa etc
quae asuemptoton habebit EH paralle
ipsi OR posito rectam QAE
arcm quadrantis
ipsa
Caq
vec
uari
est
sumatur ad partes A. RF aequalis
et parallela psi Ag. junus ducatur
Q et huic parellela V2X curvam
Ra tangens in 28. (quod fetusmmendo
2SR) equ. 7524) producantur Sa dones
occurrant ipsi _F H in d. fiet 242d
omnium ad cntum differentiarum inter arcus
sae, et secantes 5d vel 2s; minima
en
um
X
25
amquando tancens est panbleta
angulum ad ordinatam facit semi rectum
tunc fiunt as. et da aequales; jam