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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 464, page id 851708439:0488
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LL C F B R A.
Sic TanS; .. 667, 5486693. 2 62, 5044427 = la15; . Cui respon.
det Angulus 89, 5, 0, 17, prOxime. ErG  + 2 + =  -O = 179, 0,d, 17 7
tere. Cujus Sinus o,or7ASFF: nempe idem cum linu 8, 50,50, 43
Deinde; secandus sic Angulus , in r0 partes, quorum quaelibet 1. Ouaerun.
tux isiCE, a, b, C, a en F, 8, B, 1. Nempe,
2360000= 6 169
Sina (8, 58, 5943, 10, 9171603. R = +:: Sin: O = O, DL745LI. L, 01694= 4.
75C
Sin. B (0,5759, 43,) 0,0168694. R = F:: Sin; O =0, OF7 45TT. 1,03448- b. (816
Sinir (0,56,59, 43,) 0,0265780. R = L:: Sin; O =0, O2745TL. 1, 05264. 6
Sin; d (0, 55, 50, 43,) 0,9162877.
Sini (0, 54,59, 43,) 0,0759969
Si
Sinn (0, 52, 50, 43,) 0,0754752.
Sin. D (0,52, 59, 43,) O,O25T243
Sinis (0, 50, 59, 43,) 0, 0148335.
Praxis altera.
2,07T44  a
1,09O9T =0.
2, T2L10-)
T, F3206=
13F5383 = 6
2,17647= 1.
7,20000-7
2880
313
Sit R = 1. L =0, 1. L. =1, C. A= 10. L. 180F = 179,56. = - 89. 55.
cujus Tansens 687,5488693. EC, ut 2, 1. ad 0, 1: : sic 687, 5488693. aet
32,74042235 = cang; Br. 88, 15, r, 57 +. = tang; - -. Fr50  F ~ +
=O = er; 178, 10, L7572. Cujus Complementum ad Semicirculum, Sc. F, 48,
58, 213. Cujus Sinus 0,0379827. ErSO,
2,00000= P:
Sin; B(= 2, 47, 58, 22) == 3T4023) 329827(F, 01852 =- b.
Sin; y (= 2, 46, 58, 23) = 3T2203) 379827 (2,02803 =c.
Sin, S (= F, 45, 58, 232) =308208) 329827 (1,03773 = d.
Sin; 2 (-= 2,44, 58, 22) = 305290) 3T9827 (1,04762 = c.
302343)
290475
296567)
293660)
290752)
(1905769 =5.
(1,06796 = 8
Or8
6
34 77
70
d
1891
1007 20
1027 20
(2,07843 =- B, 2047)
(2, 0BOTT =  2068
2. 2
(F, 10000 = L τ080
e
Flactenus Advertaria nostra. Obi duos casus expendimus: Nempe, cum L ati
cudo Limbi ponitur pars Duinta, et pars Decima, brerioris Radii; e angulus di
videndus, 20 minuta prima: Fanta Fere cneiBcia quantum feret vulgaris Canon
Frigonometrieus. Et quidem ultima Onitas in ambisuo est; nunc justo major,
nunc justominor. Radium autem (ut cgo Toleo) Facio F; (non, ue plerumque t
2000090O;) quo omnes Mulciplicationes e Diritiones per Radium Paciendae prae
cidantur. Adeoque Sinus habeo pro partibus Decimalibus; quibus itaque, cum
opus ell, Ciphras praemitto, quo de Unius Integri loco conster
Simili procestu utendum erit, mutacis mutandio, si L acicudo L imbi sumatur in
alia quaris proportione de Kaast consicudinem.
Sed commontus crut (ad ricandam molelian coltes quaeettet partem proportio-
nalem) uttumatur ansulus O commodae na MHaIS (Jultis minutis primis de
cerminandae, absque annexis sccundis cerciitre;) acque lla quaratus Ractii maxi
nt e longitudo, eodem modo quo reliquorum a, b, c, . Puca, Ly in Praxi polte.
Tlore, Tumpto ut prius R = 2, ec Angulo, A = 10, Luacur Angulus O, (non
Gth Illic prodit X78, 20, L,572, Sed potinis) 278, 20; cujus complemencum
2, 50; hujusque sinus in iplo Canone habetur 0,05 19022; et reliquorum item,
B, 7,5, _c. Sinus similiter ibiidem sladebuntur; ut una tantum Diritione opus
lic pro lingulis exhibendis; ipsaque Ractu L lonsicudo, non quidem praecise ut
PriuS F, L; Ped huic proxima (qua iraque sumenda Cric) 2,09996. Nempe,
Sin
19
90
17+
264
Sin; a (= X, 48, 58 23) = 326920) 310827 (1,00918 = a.