You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
9 lines
363 B
9 lines
363 B
2 years ago
|
MatrixXd X = MatrixXd::Random(4,4);
|
||
|
|
MatrixXd A = X * X.transpose();
|
||
|
|
cout << "Here is a random positive-definite matrix, A:" << endl << A << endl << endl;
|
||
|
|
|
||
|
|
SelfAdjointEigenSolver<MatrixXd> es(A);
|
||
|
|
MatrixXd sqrtA = es.operatorSqrt();
|
||
|
|
cout << "The square root of A is: " << endl << sqrtA << endl;
|
||
|
|
cout << "If we square this, we get: " << endl << sqrtA*sqrtA << endl;
|