| Brian Silverman | 72890c2 | 2015-09-19 14:37:37 -0400 | [diff] [blame^] | 1 | #include <unsupported/Eigen/MatrixFunctions> |
| 2 | #include <iostream> |
| 3 | |
| 4 | using namespace Eigen; |
| 5 | |
| 6 | int main() |
| 7 | { |
| 8 | MatrixXd A = MatrixXd::Random(3,3); |
| 9 | std::cout << "A = \n" << A << "\n\n"; |
| 10 | |
| 11 | MatrixXd sinA = A.sin(); |
| 12 | std::cout << "sin(A) = \n" << sinA << "\n\n"; |
| 13 | |
| 14 | MatrixXd cosA = A.cos(); |
| 15 | std::cout << "cos(A) = \n" << cosA << "\n\n"; |
| 16 | |
| 17 | // The matrix functions satisfy sin^2(A) + cos^2(A) = I, |
| 18 | // like the scalar functions. |
| 19 | std::cout << "sin^2(A) + cos^2(A) = \n" << sinA*sinA + cosA*cosA << "\n\n"; |
| 20 | } |