# Leibniz Legible — https://leibnizlegible.com
# Piece: https://leibnizlegible.com/api/records/585/text
# Catalogue record: 585 — [Aufz. zur Algebra]
# Incipit: a + b + c aequ. 23. a + b aequ 3c
# Date: 1676
# Record in the Leibniz-Katalog: https://leibniz-katalog.bbaw.de/de/extended-search?id=585&katnr=58162
# Work: https://leibnizlegible.com/work/00068201
# Title: Leibniz-Handschriften zur Mathematik LH 35, 14, 1
# Folios: Bl. 21r (from the shelfmark LH 35, 14, 1 Bl. 21r°): 1 page, canvas 41, page ids 00068201:0041 to 00068201:0041
# Original at the GWLB: https://digitale-sammlungen.gwlb.de/resolve?id=00068201&page=41
# Lines: 27 recognised on 1 of 1 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 21r — 00068201:0041
# Source image: https://digitale-sammlungen.gwlb.de/content/00068201/jpgs/default/00000041.jpg
# Model: FoNDUE-GD_v2_ft_Leibniz, run 74, 2026-09-06T16:05:13Z — 27 lines, status machine
12
B st.
a + b+ C aequ. 23 atbego3e atlaegu 2l
Ergo a ay. 9
(C. pr.
d +b aequ. 3C + a +C aequ. 20
e
+c - b aequ 2b = 3C. Ergo FCaeqo 3b
23= 3C aeqr. C. ergo 23aequ
rgo Caeq
e
s
23
qu b aequ
a aeq
Se
+ et
quaaeque 9. 23-4
 7
+5
1X 12
C
4b aequ.de
3
 3. 23= 22
et
2