K 
Doo (qb, qr) -—* 75 D,, (95,97) 
0 
[81] 
aE Slonea eee 
Oh 
At the other poles where A(A,)=0; p= and q=i¢, 
: 
A, =—n(€,2 - w)=-y 62 [82] 
ae 
H 
A eas [83] 
Cn, (ae —p? 
and H, is defined by 
in Go O dh WSO) 2 Tel dh US) [84] 
It will be convenient to introduce the functions Z, (¢,r) and Z, (¢,r) defined as 
K ° . ° 
Gel O) = Don C6,066.0) > = 86 0 Day CEO 8G") 
n 
[85] 
= ae [0 (a b,¢,7) -—2 ¢, O10 (nbtar)| 
Fan eyo tn Mea) 
ul ea, 
pe © | Cay Cn boon?) : nb Oy Cn Balat)] [36] 
The determinant A (A,) may be written as 
AQ,)=-¢,¢2, (¢,4)+ £ Z, (6,4) = 0 [87] 
K 
2 
This expression, together with Equations [82], [83], and [84], is sufficient to determine ¢,, 
(C9 Gas and H_. 
Finally, the temperature increments in the wire and coating are 
Bae) 2) eS er 0 -1) Jour) ur J (ur) 
1+? log 24 P 2102 Q Jy (ud) 2Q Jo (ud) 
b 
OS) % [88] 
+> ats ch Jo (Gr) we Jo (ur) sr Ge HE 
EM Jo (€, 5) @ Jy (ud) 
n 
18 
