A( 150) Ar«o of node. Input j •ffecft-ve- tension area of node, 



AK(I50) Tension effectiveness of node. Input. 



A0(l50) Density ratio of node, Input. 



C(30) Q n {Q \s fhv transpose of Q.) 



OX Length of hull segwent. Input. 



G Mass of nodei length of ptatei mass of platei (used for 

 many Items in calculations), the last definition Is 

 l/(effectlve polar moment for torque calculations) ■ l/j . 



1 Index used In many loops. 



IN(I50) Nod© nunber. Input (^150). 



IP(I50) Plate number. Input (^6 150). 



IW(IOO) Additional mass nunber (not used). 



J Index used In many loops. 



JH Node at head of plate. 



JT Node at tai I of plate. 



K Index used In many loops. 



KEY Branching Instruction, Input. 



KEYA PIrst dlqlt of KEY, used to indicate symmetry. 



KEYB Second digit of KEY, used to choose which calculations to wake. 



KEYC Third digit of KEY, used to output shear flows If desired. 



KEYO Used to Indicate error In plate nonberlng. 



L Nu«ber of loop which Is being found In matrix Qi niaiber of loops. 



LA New node found on tr^* search} number of loops symmetric case. 



LB - plate which makes connection In tree search. 



Figure 4b-l — Index of FORTRAN Symbols and Switching 

 When one name is used for more than one variable, the 

 definitions are separated by a semicolon. 



29 



