# Leibniz Legible — https://leibnizlegible.com
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# Title: Synopsis Geometrica (shelfmarks Leibn. Marg. 7,1; ZEN Leibn. Marg. 7,1)
# Folio 57, page id 797939695:0077
# Original at the GWLB: https://digitale-sammlungen.gwlb.de/resolve?id=797939695&page=77
# Source image: https://digitale-sammlungen.gwlb.de/content/797939695/jpgs/default/00000077.jpg
# Model: FoNDUE-GD_v2_ft_Leibniz, run 74, 2026-09-06T16:05:13Z — 41 lines, status machine
# Lines: 41 recognised, mean confidence 0.80
# 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.

dea
In
de
C
n.
ac;
UX
X
d-
d.
Ca
Ceometrica.
icem secto cono, vel cylindro a plano
parallelo balis reL N, CD; haud alicer
aliae lineae curua, ve cllipas, lecto cytin-
deo a plano non parallelo balI, ve F F;
auc cono a plano non parallelo balI, et
ad verunque LatUS COni TCLIINaCO, VE
YZ; Parabola a plano parallelo alteri
laceris reI NR, d hyperbole ab omni
alio, veTST.
4. Si linea recta ducatur in lineam
rectam signie planum; id est, si linea
moturecto, per alia OUCaTUF, V. 8. Fisura
AD, Per A F, aequalem, zignic quadra- +.
cum ED: SiL. M, moru recto per L. R,
inaqualem, signic rectangulum LS; (1
moru obliquo, per aequalem, sisnie
Rnombum. E demum per inaequalem.
Sienit Rhomboidem. Si vero ducaEuE
planum in lincam rectam signitur soli
dum; i quadrarum in latus, moru recto,
signic cubum, v. 5. AHI, in A B, gigniE
cubum E C; E quadrarum in lineam la-
teriinae qualem, gionit parallelipipedum,
reTH; Erectangulum D A, in ABin Pieura
aequalem, ED, signic etiam parallelipi. 4.
Pedem, F C.
5. Si ducatur linea curua in rectatm,
moru recto, signie superticiem curuam
A12