# Leibniz Legible — https://leibnizlegible.com
# Page: https://leibnizlegible.com/page/175905688X:0231
# Permalink to this reading: https://leibnizlegible.com/page/175905688X:0231?run=74
# Title: [Ps. 1] (shelfmarks Leibn. Marg. 178, Stück 1; Leibn. Marg. 178)
# Folio 209, page id 175905688X:0231
# Original at the GWLB: https://digitale-sammlungen.gwlb.de/resolve?id=175905688X&page=231
# Source image: https://digitale-sammlungen.gwlb.de/content/175905688X/jpgs/default/00000231.jpg
# Model: FoNDUE-GD_v2_ft_Leibniz, run 74, 2026-09-06T16:05:13Z — 39 lines, status machine
# Lines: 39 recognised, mean confidence 0.70
# 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.

i
13I LI
do
2neu
19
Mes
ostente
dec
1
rcipi
n
13da
C, CA
e
BMMEDAKARTIM LLONUMLLLO
DOHTPERBOFA, quXe est sectio coni AB C per planum
OF F HI, in qua linea F R, communis sectio crianguli per axem
ABC ee plani secancis C F F HI, quae e Sectionis diameter dici-
tur, exera ejus verticem P producta convenit cum uno laterum
AB, BC ejuldem trianguli extra verticem coni B producto, ut
hic in D; linca G3HI, quae basis sectionis O F P. FI vocatur, iplam
AC. baln triansuli per axem, ad rectos ansulossecante.
Sit AM ∞a
MB ∞b Fiat propcersimilicudinem Arum C BMI _L DI
MC ∞C
DF ∞4
UE BMI ad MI C, itaDI ad IL
F. L ∞x, ericq; DL∞ g. F X
l Dy.
b - c - -g. = X, c9 + cX
Rursus fiac propter similicudinem
rum MI B A_ IF K
ue BM adM A, ita F. L ad LR
d
X 1
d
FIcD L. IK, ~Cqu + acx L ∞ y y
FTinc
Mult.