Light by U asymmetrical Atoms and Molecules. 407 



by the second electron on the first. We find, by a simple 

 calculation, that 



Hence for the steady motion we have 

 an ~ D 3 + 4a 2 ' 



and for x and ?/ we have 



-^-W*-2an JL =-^3 [l- & j-_,(,r 1 + .r 8 ), 



^ 2 ?/i _ cii'i e 2 , v 



■#+ *":*=*?<*-*>• 



with similar equations for cT 2 , # 2 . 

 From these we get 



d 2 ( yi +y 2 ) .pd, , „n_ 



The solution of these equations is, 



•£ ~2 oai/^/l *^ \ 1 ^ 



if r =^ +B ^l-_j+_, 



#1 + #2 = A cos (qt -f e) , 

 yx+y s = -B~" a Asin(^ + e). 



If f = «1 — #2? ?? =i/l— ^25 



we have 





