214 Mr. maseres’s Method of 
- .000,003,701,894, x £ 
- .000,001,139,044, X 
- 8cc. = .040,000,000,000, - .018,518,518,518, 
- .000,638,569,604, 
: . - .000,041,198,038, 
- .000,003,745,276, 
— .000,000,428,031, 
— .000,000,057,842, 
- .000,000,008,898, 
— &c. 
— .040,060,000,000, - .019,202,526,207, - &c. 
' : J ' ' = .020,797,47 3,793 - &c. 
Therefore the feries ^ + — - — + — + &c. or 
2 5 27. 29 3 1 33 35 37 39 
f/ 
36 
2.5 j 2 jrr : 29/-* 3ir 6+ 33r a * 
3S 
37 r‘ l 39 r ‘ 4 
— r.+ 8cc. is in this 
cafe = .020,797,473,793. Therefore the feries 
<** 
+ See . is in 
‘S’?: , 3 ?'{ ■ 39 
r 5 
this cafe ^ 4020^97,473,793, that is, to 
;^x, 020, 797, 473, 79.3, err* .020,7973473,793; that 
is, the remainder of the infinite feries 
t — — + f ~ - L-+-L — 8cc. after the firft twelve 
3?r 5r 7 r 9r Hr 
terms, is ~r x •020,797,473,793. But we before found 
7 thofe 
