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# Title: Phoronomia, Sive De Viribus Et Motibus Corporum Solidorum Et Fluidorum Libri Duo (shelfmark Leibn. Marg. 182)
# Folio 197, page id 1066518432:0225
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IF
DE VIRIBVS ET MIOTEBOS CORPORDM. L1B. II. 297
In hoc problemate ex datis AC, AB, AI vel BMI quaTItUE AT
vel AC auc V. Idcirco Facto iterum angulo Pemirecto ABK, et
AT = datae, in Ectula altitudine Mercurii manentis BM, aGatuE TK
parallela alymptotae CTHI rectae BI occurrens in R, per quod pun-
ctum nunc ducenda est hyperbola NKL, rectae AL ipsi GTI pa-
rallelae occurrens in L, erit AI Spatium guaesitum. Demonstratio
eadem penitus est cum demonstratione propositionis antecedentis,
atque adeo hoc loco non repetenda. In numeris habebitur AL ap.
plicando rectansulum datum CTK ad lineam AC, quxe atmosphae-
ex prestionem exponit: nam CT Clt excestus, quo AC excedit da-
tam AT vel BNT, _E IK vel BI aUE AMI est etiam (secundum hy-
Pothelin) data, adeoque e rec- lum GI. IK eique aequale rec- lum
AC. AL datum crit; acteo ut dirisorec loGI. IR per ACF, quotiens,
vel in geometrica phrasi quarta proportionalis ad AC, ICF ex IR
Futura sIt AL denotans quantitatem quaesitam aeris in fistulam AB
intromisti, ut Mercurius in data altitudine BM consiltat. Ouod crat
inreniendum.
S CH O L Y O N.
31. St jam determintationes hujus et antecedentis propositionis
cum phaenomenis conrenerint, ut latis coreoie cum iis conspirare
deprehenlae sunt; omnino inferri debet, astumptam hypothesin, quod
densitates aeris viribus comprimentibus seu clacticitatibus ejus pro-
portionales sine, naturx Patis consentancam esse, modo ea non in
majore latitudine lumatur, quam experimenta, cum quibus conre.
nire videtur. Ejusmodi rero experimenta cum aere mediocris den-
sitatis capta sunt; idcirco, si quis praememoratam hypothesin adae
rem densissimum rellet extendere, insigniter hallucinaretur, quan-
doquidem juxta superius dicta (5. 346.) in aëre densiore clasticitates
majorem habent inter se proportionem quam densitates ipsis conre
nientes.
ACL Ves
De Densitatibus aeris in diderps ainospara obis
omnt osson elasticitarum hypothesi.
 hoc capite non acetur c aus deis demtalibus Gutam qu
ae d Pondete incumbente inducuntur; propterea in hisce ser-
M