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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)
# Folio 258, page id 851708439:0282
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A L G F B R A.
56. Hlabetur (hac inquititione) ee = 0. 350,987,046,)
Adeoque, a a = (3 ee =) 0. 175, 493, 523,C Proxime.
e a = 0. 4+8, 919,470,
57. Invento autem valore a; habetur B; vel per numericani solutionem al.
terius aequationis Cubicae, (propter 16a = a = F7B - B,) ut Factum est 5 42
_ seggue.. Vet (quod malim) per quadratieam aequationem 5 20, L1, memora.
cam; ii insinuatum est 53T.
ma t Y. 8n a = 12 na + m a + 4 V. N:
HOC elt, (PrOpter I = 26, M = 27, n = 18,)
17 a. + Y. 241 a - 3167 a = 28432.
59. Fst autem (8 56) a = 0. 428, 919, 470,
a = O. T75, 493,5233
AdeOque a =0. 030, 797,976,63
ErxO + 18432 = F 18432.
+ 24+ a = = 4. 434,908, 635,
316744 = - 555. 787,987,
+ 17880. 646, 92. 2,
Cujus Radix quadraciea = 133. 718, 536, 191,
  a =  7. 121,630,99
240, 840, 267,18 = 36b.
Adeoque 3. 912, 226,866, = b.
60. Coenirilque a, B, hrabetur c --
HOC est, B0 = 26 - a 4 = 15. 824,506, A Y7-
+ b = 3, 912, 226,866,
4. 044, 884,670, = 6.
62. Fabemus icaque secundam numerorum triadem, PrO a, B,c. Nimirum,
a = 0, 4 +8, O20, 170,)
b = 3, 922,226,866, = PrOximE.
c= 4. 044,864,67073
62. Et praestant quaeticum; ut ex caleuto patet. Nimirum,
aa = 0. 175, 493,523,
b0 = 15. 8241506  17
aa = b0 = 26.
bb = 25. 305, 5L9, 052,
2. 694, 480, 94.29
bb + ac = 26. 999,999, 994,
 CC = 26. 362,092,9947
ab = 2. 638,908,0057
cc + ab = 17. 999,999, 999,
PTOXImC.
58. Fhabemus itaque, 6 TF.
a   alib
63. Supertune adhuc (ascactonis Biquactraticae 5) Malls ua: Mad (3
37) lepoluimus, uc praelenu resorio minus interrientes; eo quod aa extubeant
Masorent
e