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# Title: Qua Continentur De Angulo Contactus & Semicirculi, Disquisitio Geometrica. De Sectionibus Conicis Tractatus. Arithmetica Infinitorum: sive de Curvilineorum quadraturâ, &c. Eclipseos Solaris Observatio (shelfmark Leibn. Marg. 84:2)
# Folio 147, page id 824573315:0359
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PrOD. 182.
arithmetica infinitorum.
Sccundanorum, PertianOrUM, PEF PrOP. Z, 20, 40. ad Teriem
Aqualsum) inveRtigantur raciones hujus Tabella (puta ne-
merorum Triangularium, Pxramidalium, Triangulipyramida-
lium, ad sua respectire latera:) ita viceverta, ex cognicis his
dicebit d illas expilcari, adeog; illam proxoticionis 43 crad-
tionem quousq: libee concinuare.
Duoniam aucem illud (uc diximus) non nisi leritereradieum
eAad proP. 43. Nec quidem necesse EE ad praeleno instirutum
illud ulterius prolequi, cum ex cognicis paucarum istius Ta-
bellae Perierum characteribus (sire rationibus quas numeri itti
txuraci habent ad sua respectire lacera) seguencium etiam cha-
racteres inrestisandi mechodus elucelcar, cgo illa ur Faciliori
jam ucar, quae haec ck.
Pacet ex praemistis, character seriei numerorum.
Monadicorum r.
Laceralium 1. Friansulorum 2
eyramidaliu
F3I =2 + 2I
1.
Triangulipyram.
+b1 + L2 +61.
24
Patec eriam, accuratius intuenti, characteres hos heri concinua
malciplicarione harum quanticatum,
X
l+2,1+ 2, l+3
I in IZE in 1t2 ia l. + 3
4 _C. Vet F X L in 2 in 3 in 4
+31a +2
l + 3
14 + 6I3 + 1712 +61
24
Adeoq., s conrinvetur ulcerius mulciplicatio rationis ulei
1+ 4x 145
moinvencain 5
Serierum characteres.
ACa.
+6
 _c. habebimus sequencium
+1010 +3512 +501  + 24
X 3
tem