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# Title: [Problema Austriacum Plus Ultra Quadratura Circuli] Problema Avstriacvm Plvs Vltra Qvadratvra Circvli (shelfmark Leibn. Marg. 230, Stück 1)
# Folio 834, page id 1815201908:0891
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# Model: FoNDUE-GD_v2_ft_Leibniz, run 74, 2026-09-06T16:05:13Z — 27 lines, status machine
# Lines: 27 recognised, mean confidence 0.87
# Machine transcription. Not an edition. Errors are expected: about 8% character error rate on Latin and French lines, higher on German.
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# After the first blank line: the recognised lines in reading order, one per line.

DVCTVS PLAN.
PROPOSITIO CCVITI.
uadrace simatercia libri sextimicollectionum P appi.
Tieaucem punctum edera roram lineam, de Sic rectangulum ADC x.
Dicorurlus, (i excectui line atut LD a Gao PorsaculL, Guatlorhe-
ri: videllearectan sulum quidem F AD aequalereetangulo B A L; rectan-
Sulum verO FC D aequale rectangulo BC F; rectangulum que F BD se-
ctangulo ABC; e rectansulum FD F recrangulo AF. C.
lerectangulo BDF
 L L L LC RLLO
lq
sponancur superficies prae celtentis Aigurxe verecransulis ADC X-
Primo, utashituanem ex plano AB in F, hoc est in AF, C B quae lune
differentixe supertcierum, aqualem exiltere corpori quod relultat ex B A
mulciplicanEC AF.
Sccundo, Colidum ex CD in AP, C B. quae sunt differenrix planorum,
emergens, aquari quancirati quae oritur ex ducru muruo planorum BC,
CF.
Tertio, quanticarem Colidam ex B D ducto in AE, C. B, qua sunedit.
Ferencix, aequalem esse illimagnicudini quae sic ex mulciplicatione murua
Planorum AB, BC.
Ouarto tandem quod MICI Ca plaO DE in A F, C B difterenciam
superticierum aquari lolidae magnirudini que relulcat ex A P. plano mul.
ciplicance planum L. C.
qualia sinE F. D B recrangula.
Dicoiterum quatuor Formandas aequationes.
PRO.