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# Piece: https://leibnizlegible.com/api/records/482/text
# Catalogue record: 482 — [Aufz. zur Differential- und Integralrechnung]
# Incipit: quadraturam invenire etiam ita concipi potest, ut sit idem quod
# Date: 1676
# Record in the Leibniz-Katalog: https://leibniz-katalog.bbaw.de/de/extended-search?id=482&katnr=58059
# Work: https://leibnizlegible.com/work/00068124
# Title: Leibniz-Handschriften zur Mathematik LH 35, 8, 30
# Folios: Bl. 61 (from the shelfmark LH 35, 8, 30 Bl. 61): 2 pages, canvases 121–122, page ids 00068124:0121 to 00068124:0122
# Original at the GWLB: https://digitale-sammlungen.gwlb.de/resolve?id=00068124&page=121
# Lines: 47 recognised on 2 of 2 pages, mean confidence 0.81
# 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 61r — 00068124:0121
# Source image: https://digitale-sammlungen.gwlb.de/content/00068124/jpgs/default/00000121.jpg
# Model: FoNDUE-GD_v2_ft_Leibniz, run 73, 2026-08-27T15:28:38Z — 46 lines, status machine
il
e
a
2
quadraturam invenire etiam ita concipi
idem quod
potest, ut sit invenire quantitatem
ita explicare quanti tatem disferentiali
affectam, ut fiat quantitas constans
Exempli causa sit curva data AC C, quae
resolvenda sit in polygonum aequi-
itulum seu anguli 1T2C7F, et
2
(3C37 debent esse semper
aequales, ergo si 1119 2T29
sit subtensa anguli debet ratio
oria ad 1T2C semper esse constans
est autem 2
riqus differentia duarum tangen
tium pCiT et 262 aucta elemento
 curvae iCre. et A1T2T est differentia
duam AT et 1719 considerari potest
ut perpendicularis ad 2C27. ergo quadrat.
19 + quad 192T aequ quad. 1T2T. siet
sit ierc aequ dc. 192T aequ at.
en A~ 1T2
aequ dv. fiet. 1719 aequ
2
C
eq rac db H ddc - 2dc dt- (2
pergo sar - de- 2dc at 
It. L debet
esse quantilas constans cumue du. dc. dt.
t
E1
dentur per dx
et  v. F. per X. res 
 reducitur ad a formntum dx. X
sit quae debet esse constans, tid est pro
 x assumenda  alia litera, talis ad X rela
.
tionis ut fiat ax. X aequ dco, seu
a posita deo aequ. s. numerator aequali
nominatori, d est quaenitur (dx aqu. 
37)
2

## Folio 61v — 00068124:0122
# Source image: https://digitale-sammlungen.gwlb.de/content/00068124/jpgs/default/00000122.jpg
# Model: FoNDUE-GD_v2_ft_Leibniz, run 73, 2026-08-27T15:28:38Z — 1 line, status machine
H35, 8, 30, (122)-6