Loose-GNSS-IMU/Loose-GNSS-IMU/MatrixUtils.cpp
// A function to convert eig vector to std vector
A function to convert eig vector to std vector
A function to convert eig vector to std vector
vector<double> eigVector2std(VectorXd A) {
	size_t n = A.size();
	vector<double> V;
	for (size_t i = 0; i < n; i++) {
		V.push_back(A(i));
	}
	return V;
}
vector < double > eigVector2std ( VectorXd A ) { size_t n = A . size ( ) ; vector < double > V ; for ( size_t i = 0 ; i < n ; i ++ ) { V . push_back ( A ( i ) ) ; } return V ; }
A function to convert eig vector to std vector
A function to convert eig vector to std vector