#include <vector>
#include <Eigen/Dense>
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| template<typename DerivedA , typename DerivedB >  | 
| bool  | is_approx_equal_abstol (const Eigen::MatrixBase< DerivedA > &m1, const Eigen::MatrixBase< DerivedB > &m2, double tolerance) | 
|   | Returns true if and only if the two matrices are equal to within a certain absolute elementwise tolerance.  More...
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| template<typename DerivedA , typename DerivedB >  | 
| bool  | IsApproxEqualAbsTolWithPermutedColumns (const Eigen::MatrixBase< DerivedA > &m1, const Eigen::MatrixBase< DerivedB > &m2, double tolerance) | 
|   | Returns true if and only if a simple greedy search reveals a permutation of the columns of m2 to make the matrix equal to m1 to within a certain absolute elementwise tolerance.  More...
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