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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 201, page id 851708439:0225
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+ 61
1
Cap. Lil.
A L C F B K A.
ceec = 4b eec = 6bb ec = 4bbbc = bbbb = + a a a a
=+becc = =2bbCC + T2BbBC = 4bbbb = = 4 baaal
+ fsec = 2bffC +bbff = + ffaaC = +66660
adde + bdd - d d a 4)
Fit cccc = 6bBec +8BbBC = = 6CC6. Cujus radix c = + a = b.
 fsec = 2bffe + 3666b
adde. = bbf)
bada
ZXVII. AE quatio a aa a = 4 ba a a = 5fa a + a a da = = 6566.
Potito a = = c = b. Adeogue
eece + 4bec + 6bb ec = 4bbbC = Bbbb = = a aa a
= 4 b eee = 12 bb eC = +2. bbbc - 4bbbb = - 4. baaa l
 ssec + 2b55C + bb55  +Ffa aC = + 6666.
adde + bddd =  dd da)
Fit cecc = 6bbec = 8bBb0 = +c555. Cujus racdix e =  a = b.
+ ffec + 2bffC + 3b6bb
ddde - bbf)
bada
Vch, Polico a = = e = b. Adeoque
eecc = 4becc + 6bbec = 4b2bc + 3bBB = + a a aa
= 4bCeC= 12bbCC + +2 bbbC= 4b66b = - 4 Baaa = = CCCC
+ Ssec - 2b55e + bb5) = + 5s a ac
adde = bddd =  a d a 4)
Fit ecco = 6bbec + 8bbBC = =c5CC. Cujusradix e = - a. f. B.
 fsec = 2b550 = 3bbbb
adde -- bbff
=bdda
ZXVIIT. A quacio a a aa + 4ba aa =F( a a = aa da = + c550.
POtito, a = e = b: Adeoque
eece - 4Becc + 6bbec = 4bbBc = BbbB = = a a a a)
= 4 becc = 12 bb cC = T2bb b C - 4bbbb =  qbaaa 
fsec + 2bffe - bbf5 = - fFa a= + 666.
aade + badd =- ddda)
Fit cece -6bbeC = 8bbb0 = +6556. Cujus radlix e =. + a = b. sii
=fsee = 2bffe + 3b6bb
dadc. F bbff
badd
XXIX. A quatio, a a a a = 4. baaa - 55aa + a a d a = +6C6C.
POtico a = F c = b. Adeoque
eece + 4beec + 6bbec + 4bbbc = bbbb = + a a aa)
4b ecc - 12bb ec = +2. bbb 0 - 4606b = - 4baaal = + CC6c.
ffec = 2bfFe- bbff -  fFaa
ddde +bddd= + dadad
1053
Fit cecc = 6bb ec =8bbbC = =6CCC. Cujus radix, e = + a - b.
Vel
1Tec = 26ffC  366bb
 adde +bbff
bddd