112 



O. I. Broch 



_ 4TcSa-e) ^^,g^ «r'oo ) - r'gf,(r'o)) - 



4icS 



- ^'- -30" ^"(^'"'•"ao dr"C,(r"oO )-Afc"*''"Sdr"'""(':))- 



+ 



"-1^/'n(.)d.(^>r' 



r'o 



+'• lö- 





r'o 





r"o 





r"o 



+€' . 4tcS) 



'd^ f 



u"\ 



r"xd A(r"a))sin(k"r%) 



ri/3 



+ Lr"*d,„f,(r"„))_ 



-. . 4.!D'd„^ /|5,.„f,(...).|„(T^') <•'" ^ 



^ 



