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# Permalink to this reading: https://leibnizlegible.com/page/1815201908:0873?run=74
# Title: [Problema Austriacum Plus Ultra Quadratura Circuli] Problema Avstriacvm Plvs Vltra Qvadratvra Circvli (shelfmark Leibn. Marg. 230, Stück 1)
# Folio 816, page id 1815201908:0873
# Original at the GWLB: https://digitale-sammlungen.gwlb.de/resolve?id=1815201908&page=873
# Source image: https://digitale-sammlungen.gwlb.de/content/1815201908/jpgs/default/00000873.jpg
# Model: FoNDUE-GD_v2_ft_Leibniz, run 74, 2026-09-06T16:05:13Z — 27 lines, status machine
# Lines: 27 recognised, mean confidence 0.85
# 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.

B16
OVCEYS PLANI
ROBOSIFIO OLXZZIN
ba eitsceli bobt
eculta detedadbeetat atot ta aattut
Dico ABDE rectangulum aequale cAc rectangulo CBD.
P L IC A F F O. MI
Collixieur
Nirculum BF cuius diameter D D, contingane x quidistantes a cermi-
nis diamerri DD crectx, quas sCCCE A A parallela DD, ductilque
ABC D E paralleliS ad FaNGENEES, AaNE VE AD ad DF, Sic AB ad BC,
GIDCVE AD ad AF, SC AB ad AC, hoc eA, hanerectanoulis F AB aqua-
lib. de lia rectangula DA C: erir  ergo C C parabola. Policis deinde PP. de qua-
parab.
libus BC, crunc eriam D E aquales D C: unde consequenEeK E P ctiam
Parabola cst. Ouoniam isicur omnes parallele AF, ita lune diuise in pun-
etis B, C, D, F, F, ve AB, B C proporrionales snE ipsIS AD, DF; _ FF.
aequales exictane ipsis BC: per 56. libri nostri primi, omnia rectangula
AB, D F aequancur rectansulis C BD. quare Colidumemergens ex ductu
Astuim. AB in DF, aquacur lolido quodtr ex ductu CB, in BD.
PROTOSTLTOCLALAI.
Ouinquare sima septima eiusdem librio
TIFueric AB recta diuila in C e D, re P. C, DB linex Cincincer le X.
quales:
Dico CB quadratum aquari quadeato AC, vna cum rectangulo
ABCD.
P.