# Leibniz Legible — https://leibnizlegible.com
# Page: https://leibnizlegible.com/page/1815201908:1050
# Permalink to this reading: https://leibnizlegible.com/page/1815201908:1050?run=74
# Title: [Problema Austriacum Plus Ultra Quadratura Circuli] Problema Avstriacvm Plvs Vltra Qvadratvra Circvli (shelfmark Leibn. Marg. 230, Stück 1)
# Folio 993, page id 1815201908:1050
# Original at the GWLB: https://digitale-sammlungen.gwlb.de/resolve?id=1815201908&page=1050
# Source image: https://digitale-sammlungen.gwlb.de/content/1815201908/jpgs/default/00001050.jpg
# Model: FoNDUE-GD_v2_ft_Leibniz, run 74, 2026-09-06T16:05:13Z — 47 lines, status machine
# Lines: 47 recognised, mean confidence 0.89
# 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.

AN GVL A C FLEN DR TCA.
Demonstratio.
Demonstracum cst segmen-
cum superficici ongularis
INDLKI equari rectangulo
A D NI. Demonstraci est aicem
Teomencum vngularis supert-
ciei NFD aeguari rectangulo
ADO. quare si ab aqualibus,
superticie nimicum INDLKL
de rectangulo ADMI, collancur
equalia, nimirum superticies
NED, ec rectangulum ADO.
quxe remanene lunex jualia. su-
DerRCIeS HEMpCIBNLCRI,
EEFeCtAnGULUM ADNO. Du3d
erac demonttrandum.
PR O POSIF1O
XLVTTI.
Mnia plana vngulam
Sambiencia, de ad ellipri-
cam rngula balimcermina-
ta dempris criangulis lateralibus, upextelet Ca, esea rugulam cin-
sic, aqualia Cunc limul sumpea.
Demonstratio.
Mnia enim illa plana cimul
Cumpea, dempeis criangulis.
aequantur per 43. huius quadeaco
diamerri A D. Aequi cidem qua-
deaco xquatur superticies cylin-
deica quae ungulam cingit. Prgo
omnia plana rnoulam ambien-
tia simul Cumpra, dempriscrian-
gulis, aequantur superticiei cxlin-
drice qux cinsitrngulam. uod
crac demonctrandum.
Corollarium.
C. Imistce alaoaso
enia plano dempeo; criangulo
laterali ongulx legmencum
HITCRD amoencta LGuala
esse superkicici HITCR D: cam
enim plana ambiencia dempeo
triangulo, quam superticies; X-
quancur rectangula ADC.
HK 3
u ee te  t e e at  tet ete e a e e   i pte at et  e et te  t   e e it d  A    e      i  t pe  t   te   p    p sti er pt