1 MatrixXi m = MatrixXi::Random(3,4); 2 cout << "Here is the matrix m:" << endl << m << endl; 3 cout << "Here is the rowwise reverse of m:" << endl << m.rowwise().reverse() << endl; 4 cout << "Here is the colwise reverse of m:" << endl << m.colwise().reverse() << endl; 5 6 cout << "Here is the coefficient (1,0) in the rowise reverse of m:" << endl 7 << m.rowwise().reverse()(1,0) << endl; 8 cout << "Let us overwrite this coefficient with the value 4." << endl; 9 //m.colwise().reverse()(1,0) = 4; 10 cout << "Now the matrix m is:" << endl << m << endl; 11
