TOMS502_PRB FORTRAN77 version Test program for TOMS502 DERPAR 0.INITIAL NEWTON ITERATION X,ALFA,SQF= 0.0000000 0.0000000 0.0000000 0.0000000 0.0000000 0.0000000 DERPAR SINGULAR JACOBIAN MATRIX FOR X AND ALFA= 0.000000 0.000000 0.000000 0.000000 0.000000 TOMS502_PRB Normal end of execution.