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# Title: [Johannis Wallis S. T. D. Geometriae Professoris Saviliani, in Celeberrima Academia Oxoniensi; Opera Mathematica] Johannis Wallis S. T. D. Geometriæ Professoris Saviliani, in Celeberrima Academia Oxoniensi; Opera Mathematica (shelfmarks Leibn. Marg. 100:1/2, Stück 1; Leibn. Marg. 100:1/2)
# Folio 920, page id 851387705:0940
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DeCalculo Centri Cradicais. Cidp. V.
Fie. 220, in B. Ex similier in exteris ulque ad =
B= 1 +C += +C
Sic. in B.
Vel, posito A == T, (quo iptius  potestates omnes deleantur, B in, T = a f a2
= a3_c. P F B in, F + 2 a + 4 a2 + 8a3 _c. Et B in, T + 3a = 9a + 27a3
Sc. Fx sic deinceps usque ad B in, L = C. = C2 + C.3 dc.
Frune erpo, omnes sh
(spatium CSHI complen.
1C5) pOlIO A = 2,
Ouorum omnium Agere
eacum (seu iptum C.SHII
r + a. = a2 + a3 + a dec.
F F 22 7 442 + 843 + 16at _c.
F = 34 + 94 2 + 27a3 + 81 et _c.  in B.
et lic deinceps ulque ad
F + C + C F C. + C 2 8c.
Planum) ctt. (per proP. 1. = C. + 3C 2 + 5C. 3 + : C2. f 5C.3 _c. in B. = Plano.
hujus; vel prOD. 64. A.
rithmet. Infinitorum)
Si vero non ronatur  = 2, sed cujuleunque maenicudinis: Tric falcem Pta-
nuno, seu P L9 = C. +  4 34 4 2. t 5 qu ec. in p.
Vel, BotuO = = R.; cxit P L = 1 + ; F. + 3 P + + R3 +; F.  C. in C. B.
Res antem ad calculum sic commodistime reteretur.
Cum C. (per constructionem) semper minor s quam A( propter CY rectam,
rectis A0 _ HS interjectam; adeoque hujus d C P distanciam minorem quam ab
A∞:) Polito A = F, eric C. in partibus decimalibus quamlibet proxime expri-
menda. Fujusque propterea poteltates, C7, C3, _c. (quod lemper obrinet ubi Ra-
dix Peu Lacusminus elt quam P,) continue decrelcune, adeoque in remotiora loca
decimalia continue decruduntur. Ouamquam isitur, in plano detignando, incessi-
Bantur ipsius C Porestates, C.2, C.3, C2, ecc. in intinicum continuandxe: P’ostquam
tamen aliquousque procellum est (e quidem plus minutre proutmajor minorre
a npisue spectecur,) reliquae, urpore in loca decimalia altius detrulae quam ut magni
linemomenti, merito possunt nesligi.
Rxempli graria;
POtIca AS = A== L
SitSC = C =0, 2T.
5H = B=0,02.
FrUME C =0, 2L
=C2 =0, 02207
l. . 0,003087
C = 0,000002573+
C8 =0000000473 -
3 C3 =0,000000088]
15C  = 0, 000090OF7-
C1 =0, 000000003 +
FIorum Summa, 0, 235722333
Ducta in B = O, OF
Exhibet planum CNHI, Teu P L = 0, 90235722333 Proxime.
Atque de Candem ioruam procedendum critu Pa -= L, Gua CiC IHICLI
C (qux tamen temper minor est quam ,) et  (quae vel major esse potest, vel
minor, quam vel  vel C:) PTONE exPOLTS caluS Poltulaverit
Acque huic non mulcum absimilem Lyperbolae quadraturam exhibuIE nupex IN
Coearichmotechnia lua D. Nicolaus Mercator. De qua verba tecimus in binis I.
TexIS
C 4 == 0,006460203
C3 =0,000087682
C5 =0,0000r4294 +