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# Title: [Problema Austriacum Plus Ultra Quadratura Circuli] Problema Avstriacvm Plvs Vltra Qvadratvra Circvli (shelfmark Leibn. Marg. 230, Stück 1)
# Folio 198, page id 1815201908:0255
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+ huiaes.
Ibid.
Cta
LVS.
Constructio e demonstratio.
rCaNEUF CX FE linCR FI B FTA, AVE KI, BA, circu.
lO inEercepex, equales sint rectis C P, C F; e factum
e quodun imperacum. cum enim AB, LC sint aequales
lIHCX, CTUNE aECUS GF F, AIB aegnales, vei CarCUS
ONE LMT, ObTK. CP aequales lincas. ablacis igi.
E XGULDUS AECUbUS KNTT, CN E remanCBUNE areiiS
R B, FL arCUbUS GC, FF aquales. demisimus igie
= FT puncto lineas, sec. Ouod pexectandum fuit.
PROPOSITIO LV.
Daro exera circulum puncto, demista sic per
Acundem recta AB; ovorrcat alteram ducere
AE, quae arcus auterat C F, B F, qui simul Cumpri, angulum concineane
inConstructio es demonstratio.
Itac angulo D, aequalis BC B: _E CX A pORauE
AF, qua rectam F F, aequalem linex C C. b exti.
beac; cricque peractum quod requiricur: cum enim
CC, F P. linCX AqVeNEUE, eric arCUS F B F, xqualis
arcui CBC; rnde ablaco communi CB, remanet
arcus B C, aequalis duobus BE, CF. quare angulo
D. aqualis cA angulus, qui duobus arcubus CF,
B F. lmul Cumpris concinctur. per tecimusixitur quod
DeleBaTUT.
aqualem dato D.
L 1