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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)
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nde
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Cap. XIV. DELBABDRCTIONE
subduetis s millium cencuriis restat L. millium cett-
curia;) deleris ivicur 2 ec 6, eorum loco lupete
Teribatur F (= 7 = 6:) deinde Lubductis 5 ex 13
(quoniam ex 3 lubuuei non pollune) reltant 83Y 4OZ MInuIOr.
= 23 = 5; deletis igIur F3 d 5, lcribatur luper-
ne 8: cum quia 5 = 0 = 5, HCaM5 Medctam relinquo (vel, si placeat, ipla
deleca aliam tiguram 5 Cuperne collocare licebit) C Guta 8 - 4 = 4, deleris 8
ee 4 luperne pono 4: deinde lubductis 6 ex 40 (quoniam ex ohieri non porlt)
reltane 34, delecis itaque 6 d 40, luperne seribo 34: denique 46 = 7 =- 39, de
Lecis igicur 7 ee 46 repono luperne 39. AdeBGe MetS Kees Lapete le
Percus cl 85330 =735806- 650467.
Vel criam reliduus interne nocari porelt, hoc 735806 Minuendus.
modo.
Focins procestus demonstrario (sive : Ciniltra sive
a dexcra orcliamur) dependet ex noco illo axiomate
Pocum aequatur partibus omnibus simul sumpiis
aceoque subductio omnium particclarium aequiralee subductioni corius subdu
cendi.
Si tractiones decimales line inteoris numeris adjunctae, opcratio nihilominus eo subductio
dem procedie modo: id tamen semper cavendum est, ue quili-
Dec gractus numeri interioris pari gradui numeri superioris lub.
Tic. Exemplum hoc esto.
Si lubductio instimenda sic in quanciracibus plurium (ut l0.
quuncur) Denominationum: cadem tamen elt procellus rario
qua prius. Ilud cancum curandum erie, uc quories ex classe leu lerie luvertor praxisin
(majoris scilicee denominationis
mucuanda elt Onicas, pro illa in le. lib.
rie interiori (sire denominarionis
PTOXImE MINOTIS) LOL MUMCreNEE
unitates quoc scrierum ad invicem
ratio poltulat. Sic in subductione
Monecae Anglicana, pro L libra
Tubstimendi crunc 20 Tolidi, pro 1
4
e
2.
Tolido r2 denarii. In Fractionibus Astronomicis pro r signo, reponendi erunc
30 Bractus; Pro + Gractu, 50 minura prima; pro e minuco primo, 60 lccunda dc.
uc in exemplis adjunetis videre clt
Denique si quando plurce tuerine numeri subdu-
cendi, vel ex uno aliquo provolico vel ex pluribus
Timul Cumpris; priusquam subductio instiruatur, cam
numeri subducendi colligendi lunc in unam Fummam
seu aggresacum, quam numeri illi ex quibus Tune
subducendi: et cum demum, ex agpregato hoc, Tub.
dlucendum exit aggregatum illud, ut Reliduum habea
CuT. (Acque idem omnino Faciendum erit non modo
in Numerorum sed ee in aliarum quarumlibet quan-
citatum subductione.) Ur in exemplo appolito vi
dere licet.
53697
0572 ∞23301 Minuendus.
8360
39617
5603F10775 Minutor.
1212
12526 Residuus.
Vel eriam ubi plures numeris vel ex uno, vel ex plurium ap
sresato Cunc Tubducendi; poltunt plures subductiones succestive
tieri Hoc modo.
Ouancicarem subducendam minorem elle debese (laliem non ma-
sorem) quancitate illa ex qua ele lubadcenda: Lupottibrle enim est
uc quancitas major ex minore desumi poltc, (cum pars (uO EOVO
major esse nequeat:) Adeoque liquando illud praestandum propo
natur, Propolicum elt impossibile. Verbi gracia, Impostibile cst
ihilominus, Guatrq ua sDC I seaple impollibile; non rarO tamen apue ArIC. Quants
Mecleos, praelercim Algebriltuo, catestiam esset possibile, praeltari jubetur: Suppo. Tates Ne.
et Chu (praecer sealeo Eitattillares) quancicaces qualdam imasinarias, quae ini. sacrva
nOTeS
28 440 RestauuS.
9085CE
Minuendus.
03040
Minutor
Residuus.
64+582
LraXeos
de
stratio
Partium
Decima-
m
Subdu-
ctionis
varii
Denomi
ioni-
203. 865
52
In omni aurem Suibductione actualiter praeltanda, nocanaum cM,
nc ex 5 Tubducancur 8, cum numerus hic sic illo major.
Subdu
ctionis
merr sum
subdu-
cendi.
19340
Subdu
Majori
ex MIn
12526 sibilis.