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# Title: [Problema Austriacum Plus Ultra Quadratura Circuli] Problema Avstriacvm Plvs Vltra Qvadratvra Circvli (shelfmark Leibn. Marg. 230, Stück 1)
# Folio 456, page id 1815201908:0513
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A R A BOL
PROPOSITIO CCXVII.
InE dix parabolae aequales ABC, BC D ad axes palatets constieu-
Dta FB, C F, per apices muruos rranleuntes; ex. B (c. ordinacim dueta
OpOrceat C H parallelam BF ponere, quE diuidatur a reCtA BL, sC-
cundum dacamrationem Iad K.
Constructio e demonstrum
1 31e 53 2
191
Cm ett ad Tectam M H vereeta L ad R. poluimus isicur, et c. Qud a laen
duri.
Tuidacur BD linea secundum rationem quadrari F, ad K quadrarum, in pun-
cto L: crigatur deinde P FI, quae aequidisterasi CF, occurracq; seccioni in FI. 8
per TIponatue GTY Parallela BD, ICCANS BF in PUINCTO M. Dico rectat (+LL
esse sectamin nI decundum rarionem I adR. crigatur ex  parallela aa H V. Oc-
1267 hu. Currens ipl C  in P. Ouoniam reccangulum TTMO aquaTUE a quadraTO MN.
ius.
CFANE MII, MNV, MO concinux. Ergo quadracum MFI ad quadrarum MN.
Ve MHL ad MIO; hoc CADEMII ad HIP, hoc cA ve BP ad P D, hoc cA ve qua
dratum R au quadratum I; Ced quadracum M Nx quatur quadrato OMI; eroo qua-
dracum MII es ad guaoracum CrMt ve quadracum R ad l. _ nuercendo crgo
 1E
1E EEI:. C. C.
 2C5
o  . BEC
1e3et 3Ai
12r3IS en
: s
1.3.
D iisiE.
3. 123113 . C.
v...t IIF. ciral.r)CC
3t. LSIE C: tCtiC t E 13SH 234 g. 919c
3. . L1 1I. 2. Et.
  1. 2 D .13Bis.  31.C . A il
o A E extirsis ta t  ta .