

^2 







^/ 







^ 







^ 





a;, y, 



3 



^o> 



yo' 



^0 



^m- 



3/m' 



^m 



Space within &" and exterior to S' 



Space occupied by a given mass of fluid 



Space occupied by S- 



Volume of S 



Rectangular coordinates 



Coordinates of the origin of a moving system 



Coordinates relative to a moving system 



^, ^^ Coefficients in the expansion of the potential of a con- 



, tinuous distribution of singularities 



■q(s) ,,(0) =2; 7/rs;= 1, s>0 



Q, \ Space polar coordinates 



^ cos Q 



p Mass density of the fluid 



<f) Velocity potential of the undisturbed stream 



0j Velocity potential due to the presence of the body 



$ Net velocity potential of the flow 



$^ Potential of the velocity q 



at Angular velocity of the body 



