std::pair< Vector, T > stepWithAccuracy(Scalar startPar, const Vector &startState, const RKDerivative< T, N > &deriv, const RKDistance< T, N > &dist, Scalar step)
virtual Vector operator()(Scalar startPar, const Vector &startState, Scalar step, const RKDerivative< T, N > &deriv, const RKDistance< T, N > &dist, Scalar eps)