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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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CaP. XXXII. DE LOGARTYAMIS
C A P. XXXI
De Locarithmorum Oricine   su.
ST autem ea, quam superiori capire cradidimus, Reoula, (de terminis remo.
Icioribus incermediis, quali per Talcum, inveniendis,) maximi quidem mo-
menci Regula: non cam ob eum, quem jam ostendimus, illius utum; quam ob in-
lismora quae inde delluxerune commoda. Lx hoc enim fundamento, depender,
Muiticum illud Losarithmorum invencum: Ouod inchoarit quidem Nobilissimus
Johannes Nepperus, Merchistonii apud Scocos Baro: pertecit aurem de contumma-
ric Peregius ille Geometra fenricus Prieeius, Praecector olim meus mericistimus,
Protellorum Gcometria Savilianorum prinus; nec hujus cancum sublessii, sed ee
tocius Acaclemixe decus _ ornameneum.
Focum, inguam, illud Loparichmorum necgorium hoc Fundamenco nicicur. SunE Loca-
enim Locarichmi, numeri Archmcrice proportionales, coridem Geometrice pro- richmo-
Dorcionalium, Indices. Horum aurem Indieum, sire Logarichmorum, ope, per rum Ori-
Addicionem ee Subductionem magna facilitare id perticitur, quod in reris Numc 8.
EiS non nill per Mulciplicationem et Diritionem taciendum erac. Trem, per Bi-
parcicionem, Priparticionem, Ouadriparcicionem, dec. id perticitur, quod nacurali
mechodo per Entractionem Rocicis Guadraciea, Cubica, Biquadratiea, _c. perti.
ciendum cll.
Scacuerune quippe illi, Locarichmorum Maxistri, (com
munieaus contiliis,) numerorum Geomctrice provortio.
nalium F, 10, 20O, 2000, _c. Indices, live Logarihmos,
Arichmecice proporcionales, 0, F, 2, 3. _c. Ad nuMETOS
autem iltis incermedios, his item intermedios Logarich-
mos, debita racione interjectos, aptarune. Indicibus nem-
De, sive Losarichmis, inceoris, parcium decimalium adje.
etione ica auetis, ue linsulorum incerjectorum numerorum
Tedes postularune, singulis incerjectis numeris uos Loga
richmos, laborioso calculo, e indetestis vigiliis, invelli-
SarunE ad hanc tere torman.
Numeri Logarichmt
F0,00000
10c
2000000
ac.
_c
e
O. 6989
720. 87500
10 L. 0000c
25 F. 39190
50T. 6989
T. 87500
2. 3 184
200)2. 60000
23612137134
Numeri) Loparictimi.
5002. 69897
750(2. 87506
10003, 00000
25003.39794
50003. 60897
7500(3. 87506
100004. 00000
250004. 39792
500004. 6989
750004. 87500
2006015. 00000
Aeque eadem mechodo omnibus etiam hisce intermediis numeris nempe d L
ad 200OOO, aptacos habemus L. osarichmos jamjam inveltigatos, in D. BS 
ruhmetica Locarichmica conspiciendos; nempe ad ulque cencena millia: qul ellalus
non magno labore, (Tumpris nempe proporcionalibus intermediis) ad ulque cen-
cies millena millia, sine nocabili errore, accommodari porerunt. Sed et ibidem
Canones Sinuum, Pansencium, et Secancium, Logarichmice computatos habemus.
Duorum omnium tutiorem cradicionem qui postular, cum ibidem quaerat, cum in
ejuldem Prieonometria Britannica; ab Fenrico Cellibrand, (ACtronomiae in Col.
legio Grethamenti apudt Londinentes cum Protellore) cclla  allla.
L082