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# Title: [Danielis Lipstorpii Lubecensis, Specimina Philosophiae Cartesianae] Danielis Lipstorpii Lubecensis, Specimina Philosophiæ Cartesianæ (shelfmarks Leibn. Marg. 14; ZEN Leibn. Marg. 14)
# Folio 197, page id 746572255:0221
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DE AERIS GRAVETATE _E PEVETATE.
197
bunt decem, quia P. _ 2. _ 3. 8 4. TUINCFO. XC. ClarIUS hXC
incelligentur ex regula ab iplo Auchore eradita, quae extat
P. 17. e 18. lib. anica cir. Pnitatis casum explora, ex postea
omnes numeros coninnee, ex habebis casum determinatum. Perbi
gratia inunaoscillatione magni penduli per et pedes laxis deci-
derit, per quot in 8. pono omnes octo numeros, es summam 36
per urmultiplico, ex reperio 396. ut const at ex numeris sequen-
TibuS.
Numeri successivi ad summam reducuntur, v. modo ordinario,
ut alii numeri. 2. multiplicando ultimum per medium: ut in
exemplo posito, primus est r. ultimus 8. medius 4. nam octies 4.
v el quater 9. sunt 36. Ibi notandum est; cum ultimus est par,
medium inter duos numeros quarendum: at reperiri, si ultimus
fuerit impar. Terbioratia, sit primus 2. ut antea, ultimus 9.
summa 45. nam medius inter r. e 9. est 5. es novem quinquies,
ant quinque novies dant 45. Hlaec ille.
Concludimus igitur r. grarium cadentium per acrem
laplum Aeriper numeros impares, nOn per Pares. 2. C Orpora
omnia ab eadem linca horiz ontali ad perpendiculum di-
missa, ae qualibus temporibus ad cerram pervenire, cujulcun
queilla sine magnicudinis ex maceriae, modo sphaerica line, et
Constanter uno codemquerenore aerem dividant.
Sed quidad Johamnis Chryloctomi Magneni obserratio-
Bb 3
ACd