11 









































s® \ 





















© 























®\^ 





















N0.577N. 









© 



533 (1- 



Curve 





/ 



©\ 



op.707 >^ 







© 



© 



© 

 © 



0.600 1- 



.5 4 2 +0.5 | 4 





/ 















c 

 c 



. 800 1 - 

 .857 1- 

 .889 1- 



* 8 







^Points of Inflection-/ 









0.5 



Figure 4 - DImensionless Sectional -Area Curves A*(|) (Doublet Distributions 

 H*{$)) of Some Simple Bodies Symmetric with Respect to the Midship Section 





A* (|) =»)*(«) 



t 



Maximum 

 ot 



• — 











*o 



< 

 < 



K 

 < 



f- 1. 4422 $ 3 + 0.4422 £ 5 

 |- 1.2184 £ 3 + 0.2188 f 5 

 £-0.688 f 3 -0.3131 $ 5 

 |+ 1. 9273 £ 3 - 2.9282 £ 5 



M 3 



1.1156 

 1.5612 

 2.629 

 7.8591 



4 



2 



~0.52 

 ~ 0.55 

 ~ 0.61 

 ~0.72 

 ~0.67 

 ~ 0.58 









1/ 



























< 





* 



V * 



















^ 



^ 



^ 









*r 













1 1 1 



1 1 



1 







0.5 



0.9 



Figure 5 - Examples of the Antisymmetrical (Skew) Parts of Sectional-Area 

 Curves A*(£) (Doublet Distributions v*(f) ) Belonging 



to the Family £ + b r 

 3 



(1 + b )f- 



