SUBROUTINE  : FPCHI(IM1,IM2,I,J,CHID)
 
AUTHOR : I. O. Skillicorn
 
DATE : 31/08/93
 
LANGUAGE : FORTRAN
 
SHORT SUMMARY of PURPOSE:                                                
                                                                                
          Calculate chi**2 of helix through planar-                             
          based track                                                           
                                                                                
LIST and DESCRIPTION of INPUT VARIABLES/ARGUMENTS:                       
                                                                                
          Line  segment parameters , see FPLPKP                                 
                                                                                
LIST and DESCRIPTION of OUTPUT VARIABLES/ARGUMENTS:                      
                                                                                
          CHID: chi**2 of track model                                           
                                                                                
 
CALLING TREE from FPCHI :
 
  CALL FTLFTW      == tree ==>
 
FUNCTIONS USED :
 
None
 
KEEP SEQUENCES USED :
 
 FRDIMS FPPRAM FH1WORK FPTVTX FPFVTX                                                                          
 

 
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