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# Title: Methodus Figurarum Lineis Rectis & Curvis Comprehensarum Quadraturas Determinandi (shelfmarks Leibn. Marg. 135, Stück 1; Leibn. Marg. 135)
# Folio 3, page id 1025220307:0009
# Original at the GWLB: https://digitale-sammlungen.gwlb.de/resolve?id=1025220307&page=9
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# Model: FoNDUE-GD_v2_ft_Leibniz, run 74, 2026-09-06T16:05:13Z — 24 lines, status machine
# Lines: 24 recognised, mean confidence 0.90
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perpendiculares. Fs Frianculum HLC Cunile eri-
angulo PDII (nam ob indefinicam sectionem Cur-
rula OHI prorectâ haberi porcst) quare eAt IIL. L 6::
PD. DII adeoque ITL XDII = PGXPD, hoc
est, HILXHO= DCFDS, ∞ simili dilcursu
monstrabitur, quoniam Priangulum OMI F criangu
lo PCG aTimilatIE, FOrC LKXL Y = CBXCZ
_ CiliEer CriE KIXK Y = BA XBZ, icidem CrIE
IDXIY = AVXAZ; unde constat crianculum
HIDO (quod a rectangulis iltis IIL X IIO
 L. KXL Y F KIXK Y F IDXIY minime
dittert) aequari spatio V DS ((quod itidem à
rectangulis DC XVS F CBXCZ + BAXBZ ]
A V X A Z minime differt) hoc cs VDS =
DH9
2 
Ouod erat Demonstrandum. Nobile hoc Theorema
debetur viro Celeberrimo D. Doctori Barrom, qui in.
numera habet, e sublimia Theoremata circa linca
rum Currarum proprietates: nec mihu quenquam
(quorum Scripra edira sunc) ridisse concisit (imo
nec aliis concisisle puco) qui tanto judicio, a Suc
cellutanto, abstruliorem hanc d minus cultam Ce0-
ecrix parrem, tractaris de promorit.