# Leibniz Legible — https://leibnizlegible.com
# Page: https://leibnizlegible.com/page/1066518432:0156
# Permalink to this reading: https://leibnizlegible.com/page/1066518432:0156?run=74
# Title: Phoronomia, Sive De Viribus Et Motibus Corporum Solidorum Et Fluidorum Libri Duo (shelfmark Leibn. Marg. 182)
# Folio 128, page id 1066518432:0156
# Original at the GWLB: https://digitale-sammlungen.gwlb.de/resolve?id=1066518432&page=156
# Source image: https://digitale-sammlungen.gwlb.de/content/1066518432/jpgs/default/00000156.jpg
# Model: FoNDUE-GD_v2_ft_Leibniz, run 74, 2026-09-06T16:05:13Z — 36 lines, status machine
# Lines: 36 recognised, mean confidence 0.96
# 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.

T28 DF V IRTBVS ET MOTIBOS CORPOROM. IIB. II.
Graricationem rel presturam cujusris liquoris lubeuntes puncta dein-
ceps a nobis compendii gratia nominabuntur.
Pressionis vero vel gravitationis nomine intellisimus impressio-
nem, quam Auidum graritate lua in sibi subjectum planum exerit.
Idcirco, ut rem generaliter postimus tradere, prout in primo libro
tantum non ubique id fecimus, Auida utcunque heterogenea esse
concipimus, atque quaenam pressiones atque eAecta ab ejusmodi Aui-
dis relultare debeant, generalibus theorematibus complectemur; ex
quibus deinceps omnia derirari poterunt, quae ad liguores homoge.
neOS SpectanE.
C A PD
De seneralibus lesibus gravitationis Liguorum in
subjecta plana.
PROPOSTETO L. LEMMA.
24). Pressiones, quas corpora quaecunque solida vel Atuida in se invi-
cem exercem, siunt faata directiones communi plano contincenti corpo-
ra perpendiulates, alque transeunt per contineentia punctum eorundem
F15. 36. corporum.
Sit MIN corpus quodcunque, in quod aliud corpus CD juxta di-
rectionem FC impingat; per commune contingentixe punctum D
utriusque corporis transeat planum AB, ambo corpora in hoc co-
dem puncto D tangens, quod ideo commune corum contingentia
punctum rocatur. Dico imprectionem impellentis CD in patiens
MN exeri tantum juxta directionem CF plano contingentix AB
Derpendicularem, quae per commune utriusque corporis punctum
Contactus D transeat.
Demonstr. Producatur FC usque ad occurtum FF cum plano AB,
ec circa diametrum CFI. descriptum intellisatur parallelogrammum
rectangulum CDTII, cujus latera CD, THI plano AB normalia et
CP eidem aequidistans sunt. Tam (5. 39.) conatus seu prestio juxta
CHI aequipollet imprectionibus juxta CD et CI. Verum, quia CI
plano AB Parallela est, nulla in planum ictud imprestio juxta hanc
directionem, exeri potest, sed duntaxat impresio juxta CD plano
Perpendicularem tota in hoc planum redundabit. Ergo impressio,
quam corpus impellens C, is planum AB seu in corpus MN exe