Opuscula, 
defcribatur pracdiaa logarithmica , pofita BF — HK = r; 
erit HG z=zy. Sedis E A A I , agantur parallelae 
A T, IL. Produaa T A in D , donec A D A , defcri- 
batur ad abiciifam DT curva , cujus ordinatsc fmt ad 
Cc.Dr::^;Cc.A, ac proinJe prima ordinata DM 
gCr 
~ kccTK' ^^^^^ curva. tranfibit per pun^um I. Erunt ordi- 
natx TO = j^"^^ . C c.l li . piat ut KH = r:HG 
=zy : : T O : L Z , & curva tranfeat per omnia pun^a Z ita 
determinata . Erunt L Z = ^ _ ; ergo T Z = ;s . A gatur 
linea A S ita , ut A T : T S : : ^ : 2 ^ C : erit T S - x : ergo 
S Z r= / _ z> = x. Conitrudio docet , diiLmtias — z, p?i- 
jnum eJe poativas, tum fieri negativas , iterun pofitivas , 
atque ita deinceps . Diftanti^ aurem maximx vel pofitivx , 
vei negativx continuo & fucceffive decrefcunt . 
Sitdemum 2rr, & ponatur lI-ZlLS — orie- 
tur JEquatio 
c ^Sc.-f-^+^Cc.-ii 
^ = T-— (-7-) • ^^'^^ 
:^:;Ce. A:Sc.A, & ejeaa A nafcet 
ur aequatio 
Cc.A.Sc.X'+Sc.A.Cc.-?i -^r 
|_f _ C_i ^ ir ^ 
11 
f,velf_.=^f-.Sc.^ + -li.(-f)-'.Defcnpra,ut 
aatea, logiilica FG (iv^. 7. ) fabtangcntis ~ , cujus ab- 
fciiTx E H z:r , fumantur E A =:r A I = ^ , & A D 
Ad abfcilTam DT defcribacur curva , cujus ordinatx ha- 
beant ad S c . D T r&tionem ~ : S c . A ^ qas curva tran£- 
bit 
