# Leibniz Legible — https://leibnizlegible.com # Page: https://leibnizlegible.com/page/00067980:0033 # Permalink to this reading: https://leibnizlegible.com/page/00067980:0033?run=39 # Title: Leibniz-Handschriften zur Mathematik LH 35, 1, 18 # Folio 17r, page id 00067980:0033 # Original at the GWLB: https://digitale-sammlungen.gwlb.de/resolve?id=00067980&page=33 # Source image: https://digitale-sammlungen.gwlb.de/content/00067980/jpgs/default/00000033.jpg # Model: FoNDUE-GD_v2_ft_Leibniz, run 39, 2026-08-27T09:55:26Z — 17 lines, status machine # Lines: 17 recognised, mean confidence 0.93 # 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: the recognised lines in reading order, one per line. invenire duas Medias proportionales mechanice inter AC et AB quaeruntur duae mediae proportionales. super AB Majore descibatur semicirculus et ex C erecta per cendiculari CD quaeratur chorda EF iae, ipsamt CD secans in E, talis ut demissa perpendiculari in diametrum FC et int et AG aequales erunt AE, AF mediae prop. inter AC, AB Nam ut AC ad AE, ita AG (seu AE) ad AF et AF ad AB (ob ang. AFB rectum ad AB