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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 245, page id 851708439:0269
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C. aP. LoLL.
A T. G F B R A.
Et pecebatur, uc parcibus Calcem decimalibus numerorum valorem rero proximum
extiberem.
Caui (liceris ad cum scriptis Junii 12. 1662) hanc dedi Respontionem.
a = 295255 +)
Sune numeri 3b = 5, 3692 = E proxime.
c= 3, 2406 -
Sune utique, illorun numerorum, haec Ouadraca ee Rectangula;
2a = 6, 3782 + Bb = 8, 816E = cC = 10, 50Y5
60 = 9, 6220 = a0 = 8, 284. F = ab = 7, 4987-
aa tBC = 16, 0002 = bb. f a6 = 17, 0002 - cc F ab = 18, 0002
Proceltum operis (quoniam a Chiliarcha intellexeram, Ouaestionem a D. Pethio
Fuisse primicus propolitum) in Pelliana Forma (cui altuererat Chiliareha) siC
univertaliter expolui; prout in schediasmatis meis reperio.
raa FbC=
2bb+ a6 == M
3C6 = ab == n
1+ - a a 4 bC
2 = a6 5 bb =- M = aC
(3 = a b (66c = n = a b
3bbCC =1I- 2laa = aaaa
8bbcc = n bb - = a bbb
01I = 21 a a = a a a a = nbB = a bbb
202bBB = nbB -II + 2la a = a 2 aa
FT abBB = m a b = a a bc
13 Xbb - 11. + 2. l aa = a a a a = m ab = a abc
232 aBC = 1 a a - a a a a
mab = 13 Fam ab = a aBC = m ab = l a a = a a a a
27X2 12
18∞2
18X 19
25Mbb - 1V = 21a a = a a a a = m ab - 1a a + a a aa
26nbB - m ab = 2 a a a a = 3l a a F 11
13b = = V. Mmaa, 2aa. a. a - 3l a a + 1I. ma
4. 3 B
mat V: mmaa +8n a = +2 In a a + 4 IIn
182nb = m a = V: 8nae L mmaa = +2 Inaa F q. UIn.
594 n n bb = 8n a = 2 m m a a = 22. In a a + 4. VIn
+ 2 m a V: 8n a = m m a a = +2 ln a a = 4 VIn:
(208n V = 24 mn a = 4 m a = 36 l mna F +2IImna
pluIS: 8n at = 4M m a a = 22 In a a  4. IIM:
in: = V: 8n at  m m a a =- +2 In a a = 4IIn:
4X8N a (2F8n aBC = 8 n la = 8n a
2X8n B 2281 b = 8n abC = 8 mn B
20, 21, 22 (238 mn b = 24 mn ad = 4 m a - 8n a = 36 mna f 12 Amna F 8 n. 1
e
DlIIS: 8n at = 4. m m a a = =2 In a a Y 4VIn:
in: =V: 8 n at  m m a a = +2 In a a = 4 VIn.
T8x q mun 248 M N3 b = 4 mmn n a = 4 mnn V: 8n a + mmaa- L2 aa + 41
23, 24
2602
AO2
26, 27
C.02
2524. mn a + 4. m. ad = 8 n a = 36I mna = +2IImna + 8 n  1
amnna =: - 8 na - 4mmaa + 12. In a a - 4 IIn + 4. M n n
in: =V: 8n a = mm a a = +2 In a a F 4 IIn:
266 mna L m a = 2. n a = 9 Imna = 3 Amna  2n la immnna (A.)
=: = 2. n at = m. m B a + 3I n a a - IV n = B N n: (A)
in: = V: 8n at F m m a a = 22 l n a a F 4 UIn: (F)
P27A, 9 = A 9X L. 9
28Ag = anna = 12 In ad = 4 m na F 13 UInna = 6Immna
=m a = 4mn a = 61 nn a a = 2IImm n a a + 6imn aa
2M 1H. a a + 1 n = 2. II m n + m n
2DF 4 = 8u a + mmaa = 12 ln a a + m maa. + 4Y In
HIH 3
+
6X0V
5:
10,
4. X a a
12
15-+
2.4.3
28 425
26 RCTOL.
23-