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# Title: Opticks: Or, A Treatise Of The Reflexions, Refractions, Inflexions and Colours Of Light (shelfmark Leibn. Marg. 193)
# Folio 198, page id 1677894601:0390
# Original at the GWLB: https://digitale-sammlungen.gwlb.de/resolve?id=1677894601&page=390
# Source image: https://digitale-sammlungen.gwlb.de/content/1677894601/jpgs/default/00000390.jpg
# Model: FoNDUE-GD_v2_ft_Leibniz, run 74, 2026-09-06T16:05:13Z — 33 lines, status machine
# Lines: 33 recognised, mean confidence 0.73
# 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.

(7987
sulam _t Aream C urrae quadrandae, e d, c, F, 3,
5. h,n unt quantitates datae cum signis luis.  e-.
TABVF 
Curvarum simpliciorum quae quadrari possunt.
Currarum FOrMa. Curarum area.
Forma prima.
dxu t = Y.
Forma secunda.
d2
ec 20121 I EC2 = Y.
FOrma tertia.
7n-
den
NEC  neten = t, Vel ret. ) tr
1. d2.  VC f F2n = y. Ene R = F, existente R = VC L FZ
2. d2 VC. F2n = Y.
3. d23n VC FF2n = y
AC L SF2n
2GnfF dR = t.
16CC- 24C(2r ( 30(122n
roGnt3 dR3 = t.
4. d2n NC + F2 = y. =06C3 + 144 eclen 180el(r2n (210(3734
FOrA quarEa.
sC. F2n
d2. 21
VC FEEn
345n(+
AR =1.
st R = C
=Ac- (. 2F2H
bulc dR =C.
d2n