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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 177, page id 851708439:0201
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Cap. XL NI. A L C E B R A.
Fit
eeo - 3bb0 = + 0cc. Cujus radis c = B - 4.
adc - 266b
dab
Vet DOsito a= c + B,
Adeoque ccc + 3bec + 3BbC = BbB = + aa a)
Fit
3b ec -- 6bbc -- 366b - - 3baa  = - C66.
= dde = ddb = - d da
cec - 3bb0 = -00c. Cujus radix e = a - b.
ade + 2bbb
 dab.
VIII. Aguario aaa = 3baa = dda = = ccC,
Potico a = e = b,
Adeoque eec3bec = 3bbC + bbb = = aa a)
Pit
-3bec -6bbc - 3b6b = - 3baa  = + 666;
dde - ddb = -d da)
cec = 3bbe = =ccc. Cujus radix e == a - b
ddc + 266b
+ a ab
Vel posito a = b - e,
Adeoque = ecc + 3b eC = 3bb C + bbb = + aa a)
Fic
-3bec + 6bbc - 36bb = - 3baa E = + 566.
ade - d ab = - d da)
ece = 3bb0 = - cc6. Cujus radix e = b - 4.
adc - 266b
aab
IX. Aquacio aaa 3baa = ada = - ccc.
POFito  = - e - b,
Adeoque - eec - 3bec = 3bbC - bbb = + a aa)
Fit
+3bec +68bc + 366b = + 3baa E = - 66c.
dde +ddb = dd a
cec = 3bbe = + 666. Cujus radix e = = a = b.
adc + 260b
d ab
Vel potico a = e - b,
Adeoque Fecc = 3bec + 3bBC - Bbb = + aaa)
Fit
+ 3bec- 6bbc + 3b6b = + 3baa  = = 0cc.
ade + ddb = ada
eec - 38b0 = -c0c. Cujus racdtix c = + a + B.
dac = 266b
d db
Z. Aquatio a a _ - 3ba a + d da = +666;
Polico a =c = b,
Adeoque cec + 3bec + 3bbC + bbb = = aaa)
3bc0 --6bbe - 366b = = 3baa  = = 656.
ade + d db = + dd a)