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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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64
SECTLONTBUS
120 - 208 = 12
120-
26E
124
348.
274
330. 210
12.
228
246
294.
ap. IV
+
+
+20
120 
5C
120 + 54 = 274
eic
24) ei d
2.76.
258.
240.
222.
282
300
318
204. 336
186. 354)
82. Flabemus itaque (per has, ealque 5 70) Subrentas pro quibusque Senis
sradibus torus Circumterencia; Lt, consequenter, pro Sinibus rectis (qui sunE
harum Subcentarum semisses) pro quibusque Fernis gradibus Semi circumteren-
cix. Idque per Solutionem A. quationum Colummodo Guacraticarum: ABIque OpC
Cubicarum aliarumre superiorum A quationum. Acque inter has incerponi pol-
Redeamus jam, ad Inguisicionem priorem, his aliquatenus interruptam.
83. Aquatio pridem prOBOSItA 5, 7, PrO AF.
cus Ouinquisectione, 5 A - 5AC
AC4
R9 R99
=F:
Praeter duas primarias Radices A, F.; Fres ali.
aS COntinet (per 5 98, 99, Cap. praeced. ) qua
relpiciune Fres alias Chordas (ab eodem pun-
eto unde ducuntur A, F,) ad Fres reliquas in-
Teripei Pencasoni angulos ductas. Ouas voce.
muS L, NI, N. Ouacum L. Subcendit Omincan-
tem auCtuM arCU A, (vel Friguincantem au-
Etu aECU F.) N tubcendie Onintantem au-
Etum areu F, (vel Friguintancem auctum areu
A. ) M Tubrendic Biguintantem auctum utrovis
arcuum A vel P; (aut Priguintantem utroris
minurm.) Nam hi arcus omnes, si quintu
plentur, eandem habehunt Oninctpli Subrentam F, quam habenE AECUS A, vel F,
84. F. X cribus his, S SuppOnanCE A, E, radices ACirMALIVX; CrUNEL, X N,
Dexarirae; sed M Altirmacira. E contra; _ suxponantur A, E, NegacirX; erun
85. Duando Areus Simplus est duintante
Minor (seu Major Duatuor duintantibus;)
aut Duobus quintantibus Major, sed Minor
Tribus: Subtensa Tripli major est quam Du-
Ph. Contra vero: si sit Major Ono, sed Minor
Duobus; aut Tribus Major, sed Minor quam
Quatuor. Ouod considerane lacis obvium elt;
poceltque similicer demonstrari, prout lupra
tactum est casibus contimilibus; acque hic in.
Fa, 993, ec.
86. EF propterea; Si A (vel F.) Sic Lubcen-
Ca Simpli arcus; erit Cg - B9 = AF, (aut
E9 -- bg = F F,) quanCItaS AAIPALIVA. PFO.
uc cAt 6Z
87. Ex similiter, E M sC sublela Simpli (majoris Duobus quincancibus, sed
minoris Fribus,) Cg - B4 = M F, eric nem Altirmarira quanticas.
264
de
Tune quorlibet, per concinuam arcuum Bilectionem.
quincuplati.
88. Sed
LE Attir; _ t Nexarira. Nam,