# Leibniz Legible — https://leibnizlegible.com
# Page: https://leibnizlegible.com/page/1025220307:0029
# Permalink to this reading: https://leibnizlegible.com/page/1025220307:0029?run=74
# Title: Methodus Figurarum Lineis Rectis & Curvis Comprehensarum Quadraturas Determinandi (shelfmarks Leibn. Marg. 135, Stück 1; Leibn. Marg. 135)
# Folio 21, page id 1025220307:0029
# Original at the GWLB: https://digitale-sammlungen.gwlb.de/resolve?id=1025220307&page=29
# Source image: https://digitale-sammlungen.gwlb.de/content/1025220307/jpgs/default/00000029.jpg
# Model: FoNDUE-GD_v2_ft_Leibniz, run 74, 2026-09-06T16:05:13Z — 45 lines, status machine
# Lines: 45 recognised, mean confidence 0.69
# Machine transcription. Not an edition. Errors are expected: about 8% character error rate on Latin and French lines, higher on German.
# Licence: CC BY 4.0, Leibniz Legible. Machine output: do not ingest it as verified text; keep this provenance with the text.
# Wording rule: say "the machine reads it as …", never "Leibniz wrote".
# After the first blank line: the recognised lines in reading order, one per line.

est Curra AHI in qua (ic Cemper PMI = d 1 3  
9a5 = - eC. _ per PrOb. 1. _ 2. eriE aguatIO ac
Curram guae (itam - - - - 2 d) + 51. - 6245 = X unde
dy - 724 = = 6345 = -- = A M C S. FE SC Ouadrars
pollune Flyperbolitormes intinix quae deturiuneur per
+- yE =
 d= y3 = 23, dC.
cs
P, R OB. ZVII
Sit AD = a AS = b, e sit Curva SCD
talis ut ducta quavis MC (= Z) ad AD
perpendiculari sit Z. a
da sit Area ANCS.
B3
L15
ad
Pa es determinan-
oniam Cx NatUTA CUEVX Z = a V (3) a - y
R
extrahenda est radix ex a2 - y, invenieturque
= b
2
3a0 = = _c. Onaerenda eA CUI-
b00
ra A FIIn qua PMI = M C = b - 3 a = 9u0, ec.
e per Prob. 1 ∞ 2. invenietur Curram qualitam
b9 4
. 2by
detiriri hacaequatione 2 b) = 6a5  63 a6 = X, 2C
propcereaby
B9+
F2a
s
GM
=
= ANCS.
Ec sic quadrancur Elliplitormes infinitx, quae defini-
uncur aequationibus V (4) ab = yt = Z V (5) a - gi
=XB _C. ca soit cevirsiine eC1.
311 11
11CO  Or3 Oi
e
e
cLAicM DR OB, XVIII.
1