\ * jh tarii 
a a 
- t therefore a y 
a a 
a 
a — » x * ' a — x “ * ^ 1£ 
f lowing quantity of a y is a y . ; and the Bowing quantity 
of - L . a — ^ is the Hyperbolick Area F I L G (for by the 
a- — - x 
nature of the Hyperbola G L 
a a 
therefore is 
a — x ) 
the Hyperbolick Area F I L G equal to a y, a Re&angle 
whofe fides are the Subtangent (BD =F H) and Ordinal® 
G.A ((as here accounted ) of the Logarithtnick Curve, 
a; 
o r 
._ 0> /. - „ 
I 0 
I 
i 
» v • 
* >5 
; ' 
1 ; 1 
1 / \ 
, ,rr 
X N " 3 '"“^ 
fig. I; 
J . So 
i ,/f 1 \ 
|: . . j\ 
y/ \ [ \ 
^ ' 
!•/ •; f 
■y c . ... . 
* 
