# Leibniz Legible — https://leibnizlegible.com
# Page: https://leibnizlegible.com/page/851387705:0942
# Permalink to this reading: https://leibnizlegible.com/page/851387705:0942?run=74
# Title: [Johannis Wallis S. T. D. Geometriae Professoris Saviliani, in Celeberrima Academia Oxoniensi; Opera Mathematica] Johannis Wallis S. T. D. Geometriæ Professoris Saviliani, in Celeberrima Academia Oxoniensi; Opera Mathematica (shelfmarks Leibn. Marg. 100:1/2, Stück 1; Leibn. Marg. 100:1/2)
# Folio 922, page id 851387705:0942
# Original at the GWLB: https://digitale-sammlungen.gwlb.de/resolve?id=851387705&page=942
# Source image: https://digitale-sammlungen.gwlb.de/content/851387705/jpgs/default/00000942.jpg
# Model: FoNDUE-GD_v2_ft_Leibniz, run 74, 2026-09-06T16:05:13Z — 36 lines, status machine
# Lines: 36 recognised, mean confidence 0.84
# 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.

22
De Calculo Centri Cravitatis. Cap. V.
Fig. 214. Vel etiam, in FiB. 224. ubi Foperbola AO, vertex A, Cencrum C, Diamed
conjusata C.S, Semilsis diametri crantrersae AC = S = ZQ; Ordinarim axplicata
ad hsverbola diametrum DO =h; Ordinacim applicata ad drametrum conjusa
tam dO =c. Octensum est (in Practatu meo De Conicis sectionibus, prop. 35, 4 2.)
Rectas 50 = c, elle cocidem V: S + = B: (sumpris C5 = DO = B, arict.
merice proporcionalibus.) Farum ilaque quadraca, sune cocidlem. S J  B2; quo-
Tum SumMA ( Pex pCOp. L. hujus) 252 +
( 32
A
L. V, (volico Apro alcitudine fieu.
3L
conjusatae incerjecti) momentum respectu C A.
Sed et magnitudo cognoscitur, ex jam tradiris; proprer cogniram Spatii NICAO
f18. 2T4. hoc est S AV HI fig. 210, 2IT. magnicudinem; ee magnicudinem trianguli
MCd Hg. 214; adeoque e torius Ci d O A.
Elujus itaque momencum per magnicudinem dividendo, habetur Cencri sravica.
tis ejuldem distantia d C8.
Verum e Forius Parallelogrammi CDOS, cum magnicudo tum de Centri sra-
ritatis d C.S distantia habentur. Flabetur itaque e partis reliquae AO D, tum mas-
nicudo cum Ceneri gravitaris ab eadem Cs distantia: per prop. 27. Cap. praeced.
Sed e ejusdem distantia live d C M, sive ab A D, A8. 224. (hoc elt ab AS, vel
VDHS. 21O, 2IF.) jam ante data clt. Ergo et iptum gravicatis Cencrum datur,
PEF PEOP. 26. Cap. praeced.
Lig. 2I2, aue de Semi hyperbola Recta V FD jam ostensa sunt; eadem Scalena
E13. EHI d, tacile accommodancur. PA urique Semi hyperbola LH d H5. 223. Cen.
Si
J. Z12
rectae VD) diridit batim HD
trum praricatis in ea recta (puTa G R) diametro Ld Parallela, quae ita diridit ba-
Tin FId, acli ansI au BaltA C CeHL. Lua  A8. 212. Paran
Hinc eciam collisicur Conoeidis (vel Prramidoeidis) Hyperboliei cum Maeni.
do
indo
t