690 THE BELL SYSTEM TECHNICAL JOURNAL, MAY 1953 



whence 



^^T 



(61) 



where v is a constant. Condition (72) then implies 



, = A . (62) 



"^ NP 



Substituting (61) into (60) and integrating we obtain 



^2 ^ n - A In 71 + ^ + D, 



where D is a constant of integration. Now by (73), for y =^ _ 00 ^ = 

 and 



-O+i) 



Or, since 



An nN 



n « A for ^ = 0. 



Therefore 



giving 



Dj^-A + AlnA-^, 



or, for (1 — n/A) positive but not <^ 1, 



^'^n-VK\n-. [for^ = 0]. (63) 



en 



A directly parallel computation for the p-region {y > t) leads to 



A-^ 



^^ « p + A-^ In K [for ^ = I]. (64) 



'^ ep 



