N°iBb)-N''{Ba) 



Mut. Imp. Gradient Parallel to an Infinite 



ds 



=i<^r^p^')^' 



Exact 



Jo(w)-l 



du 



du 



J-'oo \ 

 „ T [«i +«2+ («i — a2)e~'"'«i] cos yu' 

 A 



A = {ai+a2) {u+ai) + (ai — aj) {u — ai)e"2*«i 



(2) 



(«)-l 



du 



J '•00 I 

 „ — [w+a— (m — a)e~''*°]cos ywdtt 

 A 



A = {u+ay-iu-a)^e-^^ 



(«) - 1 



cfu 



iu)-l 



du 



Fo(Xcr-ir)] 



(7) 



4ico log 



^2+452 ^00 g-2&« COS yudu 



nco g-2bu cos yudul 

 -'0 M+a J 



(3) (4) (5) 



J^oo (1 g— 26a) 

 ^ — ; 7 ^; — ;»::; cos yudi 



r°° cos yudu 



4^co L — ; r-TT 



»^0 u + a+tAirffCi} 



(5) 



W7re~" — iw[e"Ei( — m) +c~"Et'(M) D 



M=27r(TW>' 



(8) 



(7) 



TrXy 



ll-yyKi{yy)2 



(3) (5) 



l-e-2*«) Jo(m)-1 



<iu 



f26 

 16 



(7) 



J '•00 J 

 „ T C«i + w + ("1 ~ M)e~^''"i3 COS yudu 

 /A 



1 



vr(\i-X2)>' 



[72^^ (723') - yiKi (7i>') ] 



2ico lKo{yy)-Ko{y^lf+4b^) + 2 £ 



°° __,^^ COS yudu l 



M+a J 



(10) 



2io}Ko{yy) 



(11) 



+to n 



References 

 p. 69-71. 

 1579-1588. 



:lstromdurchflossenen Einfachleitung, E. N. T., 3, Sept. 1926, pp. 339-359; 4, Jan. 1927, 

 round Return, Bell System Technical Journal, 5, Oct. 1926, pp. 539-554. 

 I die Erde, Z. ang. Math. u. Mech., 5, Oct. 1926. 

 Braunschweig, 1910, p. 86. 



Bell System Technical Journal, Vol. II, No. 4, Oct. 1923. 

 1925, pp. 1352-1355, 1436-1440. 

 ill. Am. Math. Soc, Vol. XXXVI, pp. 367-368, May 1930; Bell System Tech. Journal, \ 

 re with Earth Return, Bell System Technical Journal, Vol. VIII, pp. 94-98, Jan. 1929. 

 ibung von Wechselstrom Leitungen, Z. ang. Math. u. Mech., 5, Oct. 1925, pp. 361-389. 



