# Leibniz Legible — https://leibnizlegible.com
# Piece: https://leibnizlegible.com/api/records/60602/text
# Catalogue record: 60602 — Invenire lineam proportionalem summae [4√](1-zz)
# Incipit: Sit dy = (√(-1/2+z) + √(-1/2-z))dz. datur relatio inter z et y ex quad
# Date: 1676
# Record in the Leibniz-Katalog: https://leibniz-katalog.bbaw.de/de/extended-search?id=60602&katnr=57504
# Work: https://leibnizlegible.com/work/00068196
# Title: Leibniz-Handschriften zur Mathematik LH 35, 13, 1
# Folios: Bl. 291 (from the shelfmark LH 35, 13, 1 Bl. 291): 2 pages, canvases 577–578, page ids 00068196:0577 to 00068196:0578
# Original at the GWLB: https://digitale-sammlungen.gwlb.de/resolve?id=00068196&page=577
# Lines: 70 recognised on 2 of 2 pages, mean confidence 0.55
# 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 291r — 00068196:0577
# Source image: https://digitale-sammlungen.gwlb.de/content/00068196/jpgs/default/00000577.jpg
# Model: FoNDUE-GD_v2_ft_Leibniz, run 74, 2026-09-06T16:05:13Z — 60 lines, status machine
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## Folio 291v — 00068196:0578
# Source image: https://digitale-sammlungen.gwlb.de/content/00068196/jpgs/default/00000578.jpg
# Model: FoNDUE-GD_v2_ft_Leibniz, run 74, 2026-09-06T16:05:13Z — 10 lines, status machine
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nis
mini
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eus tam
in cum litems tun