diff ( y , x , 1 ) = neg(3.0) / x / x / x / x ; ! Digits := 32; max_terms := 20; ! x_start := c(-1.0); x_end := c(-0.7); 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 := 1; # Real Part array_given_rad_poles[1,1] := c(0.0); # Imag Part array_given_rad_poles[1,2] := c(0.0); # Order array_given_ord_poles[1,1] := c(4.0); # 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(x)); end;