86 



Mr. Jarrett on Algebraic Notation. 



^-3 

 \m - i- .^ -(I3n-3.|2M. + 3 .Iw . 



<+3 



* I n 



n 



\1n . 



'til 



n J 



m 



«+3 - _ 2 



n 



+ \n_. 



m 

 n 





^-[^•^ i^ 



1,3 3 



2?i. +|n, 



I — «i 1 — 



m 



m . 

 = |— . n' 



\n 



n 



and a» = 1 + /S^^ 



m (a-1)' 



+ 



00 „(+1 



'^(,^_'«.1/I3n.-1 



— |2w, 



n- [4 



4 



3 



+ liL-; 



3 t+i 2 '+* 



n n 





But ^^ = (a- 1)^ - ^ |Sl • -^'^ T7^' -h - ["(S-s) , 



and a » = 1 + S ( 



m (a -I Y 



n_ [t 

 t 



CO yt'^* 



,4.3 4.3. ,, , 4.3 4.3.2 -.-) 



— [2_n 



4+4 



jm (g- ly 



yn [£_ 



