diff ( y , x , 1 ) = neg(2.0) * x / (x * x + 0.000001) /( x * x + 0.000001); ! Digits := 32; max_terms := 30; ! x_start := c(-2.0); x_end := c(-1.5); diff(y,0,exact_soln_y(x_start)); glob_look_poles := true; glob_max_h := c(0.001); glob_min_h := c(0.001); # # Not Given = 0 # Real = 1 # Complex = 2 # No Pole = 3 # Impossible Eq = 4 # glob_type_given_pole := 2; # Real Part array_given_rad_poles[1,1] := c(0.0); # Imag Part array_given_rad_poles[1,2] := c(0.001); # Order array_given_ord_poles[1,1] := c(1.0); # Not Used array_given_ord_poles[1,2] := c(0.0); ! exact_soln_y := proc(x) return(c(1.0) / (c(x) * c(x) + c(0.000001))) ; end;