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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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CiOMBLNATIONES, ET Cap. IIL.
aaa_C 176
a abbc
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abcd
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bdc
aa a abc
a abbd
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2a 2 2 abb
aade
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180
. 198
abce
250
220
224
237
240
252.
264.
280
288
630 abbcd
616
560
528
504
405
480
462
440
420
396
385
aaade
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a a abBd
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20. Numerorum (verbi pratia) habentium +2 Divisores; extribere omnes
Formas; omnelque in quaque forma Numeros non majores quam 2048 (qui cst
minimus omnium in suprema FOrma) secundum 6 F5, 18.
Omnes modi quibus per Incesros detienari porelt r2, (uc ad 5 27, 28,) Tunchis
2 = -6x2 =-4 X3 = - 3X 2 X2. Dui has exhibent Formas numerorum habentium
r2 Diritores; a, a b, a b, a b6. Arque lecundum has omnes, Numeri fune qui
SEgLUNTUE; nUMETO ZTI.
2048.
32X 3-
32X 5 = 160
96
224
IT-
13
28
352
ett
8
376
690
888
D52
32
 37
t
L 43:
47
X 53-
X 59=
X 6T =
43X 2=
5:
X 29 = 928
186
25
7= a
eBC.
c
72
84 9=
X 25:
XT2 T = 868
X169 == 1352.
27X
25 == 615
49 =
2.3
125X 4 = 500
d= = TF25
343X 4 = 7372
X 49 = 392
108
13.
256
204
22C
27C
342
1
192
516
564
708
Da
852
70
46
de
= 1068
64
XTOF == T2T2
X2O3 = 1236
X1O7 = +284
X+09 =- 1308
XLT3 = 1356
XF27 = 2524
XEZE = 1572
X137 = 2644
X139 = 1668
x249 = 1788
AXSF == EBLZ
X157 = 2884
X263 == 2950
X167 =- 2004
X5X 7 = 240
c
2.2C
C 13 = 260
7 = 34C
1D = 380
3 = 460
T=
580
620
= = 82c
13 = 86c
O40
1065
59 = 11BO
220
340
X42C
= 246C
O:
58C
83 = 166C
89=
78C
7940
XFOF == 202C
= 308
d=
13 =
364
4. 76
532
642
29 = 812
3T = 868
7= 1036
AC = 124 8
X43
423X 5 = 60