A. S. Iberall 



h dW 

 — — =-46 + 46 (1-x/h) + 150,000 (l-x/h)2 , 



\ ^^ 



W 



— = 46 (1 - x/h) - 23 (1- x/h)2 - 50,000 (1- x/h)3 ; 



Roo = 61,600: 



= 83 + 600, 000 ( 1 - x/h) , to 1 - x/h = 0. 0035 



Wodx2 



! , - -, --* -i U -,- -J... 



h dW .- vi 1 



= -83 + 83 (1- x/h) + 300,000 (1- x/h)2 , 



■ Wq dx 



W 



— = 83 (1-x/h) - 41.5 (1- x/h)2 - 150,000 (1- x/h)3 . 







In terms of the logarithmic presentation (using Laufer's nomenclature), 



u. =V^ . 



, dp /du' 



- ■^d;^ = ^ld7 



* y=0 



-i .v;^M-! 



u 



g _ oo h dp _ h / du 



2 '^],^2 dx u^ydy 



2/^''o y=o 



so that 



Roo w 



y^ = 7^(1- x/h) , 



transforms our variables to Laufer's; 



712 



