406. The Inverfe Method 
pee oF EM 9 ee 
V¥ ry—y VierXVry—y 
P= os, m=, 
The fluents in all thefe cafes may be found 
by circular arcs and logarithms. 
The correct ae being taken for the 4th. 
<= X (SR re ) | 
whofe verfed fine == r—y and rad. = $r=— 
*~ (va=y are) verled fine 
3 
form, givest = 74 
Valgr gr 
=r—y and rad. == 47; and when the body 
is fallen to the centre, then f= - ; x hi 
2lgr 2 
; p- being == 3° 141592. 
Cor. 2. If mn = 3, the values of ¢ will 
become, 
al ee x XII. 
t. pH Ht 
eae ers pail ee 
eae 
ae ge OGY aR ctl me os 
Vv V r?— Pp? 
zi, ava Snake 
OE aT fe a a” i aD 
Vy 5 y 
1—m 
