diff ( y , x , 1 ) = sin ( x ) - cos ( x ); ! Digits := 32; max_terms := 40; ! x_start := c(0.0); x_end := c(10.0); diff(y,0,exact_soln_y(x_start)); glob_look_poles := true; # # Not Given = 0 # Real = 1 # Complex = 2 # No Pole = 3 # Impossible Eq = 4 # glob_type_given_pole := 3; ! exact_soln_y := proc(x) return(c(2.0) - cos(c(x)) - sin(c(x))); end;