1c981c48f5bc9aefeffc0bcb0cc3934c2fae179ddNarayan KamathMatrix3d m = Matrix3d::Random(); 2c981c48f5bc9aefeffc0bcb0cc3934c2fae179ddNarayan Kamathcout << "Here is the matrix m:" << endl << m << endl; 3c981c48f5bc9aefeffc0bcb0cc3934c2fae179ddNarayan KamathMatrix3d inverse; 4c981c48f5bc9aefeffc0bcb0cc3934c2fae179ddNarayan Kamathbool invertible; 5c981c48f5bc9aefeffc0bcb0cc3934c2fae179ddNarayan Kamathdouble determinant; 6c981c48f5bc9aefeffc0bcb0cc3934c2fae179ddNarayan Kamathm.computeInverseAndDetWithCheck(inverse,determinant,invertible); 7c981c48f5bc9aefeffc0bcb0cc3934c2fae179ddNarayan Kamathcout << "Its determinant is " << determinant << endl; 8c981c48f5bc9aefeffc0bcb0cc3934c2fae179ddNarayan Kamathif(invertible) { 9c981c48f5bc9aefeffc0bcb0cc3934c2fae179ddNarayan Kamath cout << "It is invertible, and its inverse is:" << endl << inverse << endl; 10c981c48f5bc9aefeffc0bcb0cc3934c2fae179ddNarayan Kamath} 11c981c48f5bc9aefeffc0bcb0cc3934c2fae179ddNarayan Kamathelse { 12c981c48f5bc9aefeffc0bcb0cc3934c2fae179ddNarayan Kamath cout << "It is not invertible." << endl; 13c981c48f5bc9aefeffc0bcb0cc3934c2fae179ddNarayan Kamath} 14