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1 | #include <Eigen/Dense>
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2 | #include <iostream>
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3 |
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4 | using namespace Eigen;
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5 | using namespace std;
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6 |
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7 | int main(int, char**)
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8 | {
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9 | cout.precision(3);
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10 | MatrixXi m(2,2);
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11 | m << 1, 0,
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12 | 1, 1;
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13 | cout << "Comparing m with identity matrix:" << endl;
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14 | cout << m.cwiseNotEqual(MatrixXi::Identity(2,2)) << endl;
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15 | int count = m.cwiseNotEqual(MatrixXi::Identity(2,2)).count();
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16 | cout << "Number of coefficients that are not equal: " << count << endl;
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17 |
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18 | return 0;
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19 | }
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