# Leibniz Legible — https://leibnizlegible.com
# Page: https://leibnizlegible.com/page/1815201908:0726
# Permalink to this reading: https://leibnizlegible.com/page/1815201908:0726?run=74
# Title: [Problema Austriacum Plus Ultra Quadratura Circuli] Problema Avstriacvm Plvs Vltra Qvadratvra Circvli (shelfmark Leibn. Marg. 230, Stück 1)
# Folio 669, page id 1815201908:0726
# Original at the GWLB: https://digitale-sammlungen.gwlb.de/resolve?id=1815201908&page=726
# Source image: https://digitale-sammlungen.gwlb.de/content/1815201908/jpgs/default/00000726.jpg
# Model: FoNDUE-GD_v2_ft_Leibniz, run 74, 2026-09-06T16:05:13Z — 74 lines, status machine
# Lines: 74 recognised, mean confidence 0.77
# 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.

qud.
CPH
IXV
RH,
Vad
NH,
Ergo
ladra.
L, est
Octen.
nctio.
PaTA.
um,
EAB
L dd
AP,
dH)
De.
ndem
quod
eX CO.
ItuI.
Orta
d
1B1
Ale.
CHn.
Leul
acuI
Inee
DeM
110.
E ita
iaM
alia
CaM
de
iul.
aA.
1I1II
SD FR A L YB.
PROPOSITIO IH
punctis Cis e ex principio lpira  au ptera GcotuissC-
etxe AC, lecances (piralem in D.
Sic praecerca parabo-
la AD B, cuiuS Can
sens AB; Cubren(a ATB;
diamerer BB secta in aeque
mulcas aequales ac Fuie
secta perimerer in pun-
etis G: ducancurque ad
puncta C rectae quoruis
AC, secances parabolam
In D:
Dicoomnes rectaS AC
in parabola, similicer sectas
esse a parabola, ve rectae
AC in spirali ductxe a spi-
rali divilae Tunc.
Demot
DEr D duc aIAHICCC FD L,
sivc (quod idem est) paral-
lelam ad B B. AD est ad D C.
VE AT adT B, hoc est per 5.
Archim. de quadratura para-
bolae, VE FD ad DY, hoc est B,
ve BC ad C Dshoc est (quo.
niam eam B B quam periphe-
ria primi circuli ex hypocheli L e
Aca lEspiralis AD B, cujus primus circulus divisus sit aequaliter in
stratio.
Xe X
2447
a