# Leibniz Legible — https://leibnizlegible.com
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# Title: [Gulielmi Gosselini Cadomensis Bellocassii De Arte magna, seu de occulta parte numerorum, quae & Algebra, & Almucabala vulgo dicitur, Libri Quatuor. In quibus explicantur aequationes Diophanti, Regulae Quantitatis simplicis, [et] Quantitatis surdae] Gvlielmi|| Gosselini Cadomen-||sis Bellocassii De Arte|| magna, seu de occulta parte nume-||rorum, quæ & Algebra, & Almuca-||bala vulgo dicitur,|| Libri Qvatvor.|| In quibus explicantur æquationes Diophanti, Regu-||læ Quantitatis simplicis, [et] Quantitatis surdæ.|| (shelfmark Nm-A 317)
# Folio [38v], page id 1045080551:0096
# Original at the GWLB: https://digitale-sammlungen.gwlb.de/resolve?id=1045080551&page=96
# Source image: https://digitale-sammlungen.gwlb.de/content/1045080551/jpgs/default/00000096.jpg
# Model: FoNDUE-GD_v2_ft_Leibniz, run 74, 2026-09-06T16:05:13Z — 23 lines, status machine
# Lines: 23 recognised, mean confidence 0.91
# 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.

GVL, COS. DF AR FF
Tamm cum linca LN dividar duas si-
neas parallelas AR _ BN, CX29 prO.
polu. primi angulus D A equalis erir
anguloN, Ced a angulus A equalis cst
anoulo C, quia lunr ambo recti, TunE
igitur duo rrianouliL AD, _EDCN,
quorum duo anguli duobus angulis
Tunc aequales, alter alteri, quarc dc re-
liquus angulus reliquo angulo aequa-
Lis elt ex 32 PrImI, TUNE ergO FrIanSU
liaequianguli, ergo ec limiles ex quar-
ta provolu. Cexti, eademque eAt ratio
DC ad CN, quae cA L A ad AD, sed
BC aequalis cA AD, que igitur cst
ratio DC ad CN eadem cAt L A ad
BC, rerum quae cAD C ad C N ca cA
iplius CN ad P A, quae igitur cAt r2-
HiOD Cad CN, ca cA CN ad L A, X
quie CN adT A ca cA L A ad BC,
lune isitur quatuor lince continue
proportionales DC, CN, L AeBC,
acque inter duas datas lineas DC e