COPTION DOUBLE,DUMP=1
      DIFF ( Y , X , 1 ) = Y * Y
   $
   $
      MPRINT = 2
      NSTEPS = 1000
      START = 0.0d0
      END = 0.5d0
      DLTXPT = 0.05d0
      Y(1) = (1.0d0/(1.0d0 - START));
      WRITE(LIST,120) START,END,DLTXPT,Y(1)
  120 FORMAT(8F16.10)
   $
   $
C DIGITS := 32;
C MAX_TERMS := 20;
C !
C # PROBLEM FROM BOYCE DEPRIMA - 
C # _ELEMENTARY DIFFERENTIAL EQUATIONS AND BOUNDARY VALUE PROBLEMS_
C # PAGE 23
C # SINGULARITY AT X = 1 (WHICH DEPENDS ON INIT CONDITION)
C # 
C X_START := 0.0;
C X_END := 0.5 ;
C DIFF(Y,0,EXACT_SOLN_Y(X_START));
C GLOB_LOOK_POLES := TRUE;
C #
C # NOT GIVEN = 0
C # REAL = 1
C # COMPLEX = 2 
C # NO POLE = 3
C # IMPOSSIBLE EQ = 4
C #
C GLOB_TYPE_GIVEN_POLE := 1;
C #  REAL PART 
C ARRAY_GIVEN_RAD_POLES[1,1] := 1.0;  
C # IMAG PART 
C ARRAY_GIVEN_RAD_POLES[1,2] := 0.0;
C # ORDER 
C ARRAY_GIVEN_ORD_POLES[1,1] := 0.0; 
C # NOT USED
C ARRAY_GIVEN_ORD_POLES[1,2] := 0.0;  
C 
C 
C 
C !
C EXACT_SOLN_Y := PROC(X)
C RETURN(1.0/(1.0 - X));
C END;