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# Title: Qua Continentur De Angulo Contactus & Semicirculi, Disquisitio Geometrica. De Sectionibus Conicis Tractatus. Arithmetica Infinitorum: sive de Curvilineorum quadraturâ, &c. Eclipseos Solaris Observatio (shelfmark Leibn. Marg. 84:2)
# Folio 7, page id 824573315:0219
# Original at the GWLB: https://digitale-sammlungen.gwlb.de/resolve?id=824573315&page=219
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# Model: FoNDUE-GD_v2_ft_Leibniz, run 74, 2026-09-06T16:05:13Z — 15 lines, status machine
# Lines: 15 recognised, mean confidence 0.87
# Machine transcription. Not an edition. Errors are expected: about 8% character error rate on Latin and French lines, higher on German.
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# After the first blank line: the recognised lines in reading order, one per line.

PFCP. 20.
V11dE33 30c 21) eedOY a iit.
Ouia nempe dum Epiratis illa describicue, cories deleribicue
peripheria contermina incegra, atq; incuper adetiCAMEMEEI
Hloc ek, correspondens arcus concerninus continec cocidem in-
ceeros circuli ambicus (quor sune ineeorae circulationes) cum
addiramenco. Ideoq: Constat proPOliEUM, PEr PFOP. 5.
PROP. X. Corollarium.
Tg; intuper, Linea Spirales una, duabus, tri-
bus, guatuor, Sc. circulationibus factae, (puta
AA, MAB, AL ABC, MABCO, curv) se habent
ad invicem ut numerorum Arithmetice- proportionalium
quadrata; nempe et 1, qu9, 16, ec. Sive sunt in du-
plicata ratione rectarum M A, MB, MC, MD,  C.
SunE