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# Title: [Problema Austriacum Plus Ultra Quadratura Circuli] Problema Avstriacvm Plvs Vltra Qvadratvra Circvli (shelfmark Leibn. Marg. 230, Stück 1)
# Folio 753, page id 1815201908:0810
# Original at the GWLB: https://digitale-sammlungen.gwlb.de/resolve?id=1815201908&page=810
# Source image: https://digitale-sammlungen.gwlb.de/content/1815201908/jpgs/default/00000810.jpg
# Model: FoNDUE-GD_v2_ft_Leibniz, run 74, 2026-09-06T16:05:13Z — 26 lines, status machine
# Lines: 26 recognised, mean confidence 0.81
# 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.

BB
Idem polcis:
IN PL A N V M.
exorOSITILa
ductu AVIn BC.
Dico corpus ortum ex BD in LaGualt CosPOEI quod OrituT ex
Demonstratio.
Voniam pertypochetim rectangula AB C aequalia sunt reltangulis DBF, erie
LDEBD adD A, Sic B C ad BE. ereo _ BD ad AIFHBC ad F. C. equa-
Ita Bicur suncrectane ula BD C. P. rectangu A A C. erso BD ductum a in BC
aquale AD duco in B C. Duod Fuic demonstrandum.
a 1b1a.
A e et
COminganc(ele inceriusin A circuti duo ABC, ADF: ductaque
AAE. communi diamerrati, ponaeur BF parallela AF, contingens
ducton lil
circulum ABC in B, conveC AL CMMMgenECin A.
Dico FC ductum in FL. corpus proterre x quale illi quod orirur ex FH
monstratio.
VcantUE (ipA A C) intinitae paralICIA F GHTR L ec tunSAnEUF PuNAa COnta-
auum A de B: quoniam A F, P B continences equaneur, recte quoque AL, L l
aquoles tunc: unde (quia nam CL Ceclaa Guam CIFK. aguaur quacals
AF5) aqualia eriam existune quadeacis FI; a qualia isicur lunc incer se rectangula
Lilltkquace (cum AF alclcaaouccotumo) LC auctumia 2  b 1b0a
CA FHI alco LR. Suoaul demonrat
 1 n