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# Title: [Johannis Wallis S. T. D. Geometriae Professoris Saviliani, in Celeberrima Academia Oxoniensi, De Algebra Tractatus; Historicus & Practicus. Anno 1685 Anglice editus; Nunc Auctus Latine. Cum variis Appendicibus; Partim prius editis Anglice, Partim nunc primum editis] Johannis Wallis S. T. D. Geometriæ Professoris Saviliani, in Celeberrima Academia Oxoniensi, De Algebra Tractatus; Historicus & Practicus. Anno 1685 Anglice editus; Nunc Auctus Latine. Cum variis Appendicibus; Partim prius editis Anglice, Partim nunc primum editis (shelfmarks Leibn. Marg. 100:1/2, Stück 2; Leibn. Marg. 100:1/2)
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GOMBINATIONIBUS
AL TFRNATIONIBOS,
artibus Aliquotio
483
L A P. I.
De Farietate Flectionum, in Sumendis es Relinquendis
Ono aut Pluribus, certo numero Propositorum.
VO melius intelligatur quod est proxositum: Fxponi supponamus Cal-
culos, aut res alias, certo numero; puta Seprem, a b c defe: Ouxeri-
tur, Ouoe modis, aut quanta rarietate, sumi possine inde, Singula; aut
Bina, ut an b, 6, d c. vel ab, ac, a d, bc, b d _c. Aut Terna, utabc, ab d.
ac d. b de, _cc. Aut Ouaterna, Ouina, _c. Aut Omnia, aue NuIla. Et similiter l
alius aliguis rerum numerus exponatur.
In ordine ad hujus quaesiti Solutionem; libets hic praemittere Fabellam quandam,
F.X Arithmetica Infinitorum prop. 232, 169, 183, 289, ec. pecitam: Ad quam
sapius respiciendum exit in sequentibus.
Mona
Laterales.
Lliangulares.
Pyramidales.
LTIaMS. LetanO
Frians. Pyram.
Pyram. Pyram.
Relinquenda.
8 9TC
6(10, +3 212
1020355
35(7C
156
De cujus Fabella constructione, norandum est, Duoc, potitis in prima linea
omnium in linca proxime lupertolh Cose. L. XeI Sratia. Pro cribus primo-
ribus in Tuprema linea, F, Z, F; habetur ( tub eorum ulcimo ) 3 = L. F L F L. LF
simulicer, 10c0 prorimo, 4. = F. F + F L F f. Lu hc  caterto. dtlex, um H.
neis
transverla Tolis Onicaribus, Numeri sequentes, in quoque loco, sunt Agoregaci