//<summary><summary>
        Vector <double> ISteadyStateSolver.Solve(NonlinearSystemSymbolicAnalytic system, Vector <double> x0)
        {
            Vector <double> x = x0;
            Vector <double> F = system.F(x);

            for (int i = 0; i < iterations; i++)
            {
                Matrix <double> J = system.DF(x);

                Vector <double> dx    = J.Solve(F.Multiply(-alpha));
                Vector <double> x_new = x + dx;
                Vector <double> F_new = system.F(x_new);
                x = x_new;
                if (F_new.L2Norm() < fAbsTol)
                {
                    return(x);
                }
                F = F_new;
            }
            throw new Exception("Решение не сошлось");
        }