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			21 lines
		
	
	
		
			522 B
		
	
	
	
		
			C++
		
	
	
	
	
	
			
		
		
	
	
			21 lines
		
	
	
		
			522 B
		
	
	
	
		
			C++
		
	
	
	
	
	
| #include <iostream>
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| #include <unsupported/Eigen/MatrixFunctions>
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| 
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| using namespace Eigen;
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| 
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| int main() {
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|   MatrixXd A = MatrixXd::Random(3, 3);
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|   std::cout << "A = \n" << A << "\n\n";
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| 
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|   MatrixXd sinA = A.sin();
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|   std::cout << "sin(A) = \n" << sinA << "\n\n";
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| 
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|   MatrixXd cosA = A.cos();
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|   std::cout << "cos(A) = \n" << cosA << "\n\n";
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| 
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|   // The matrix functions satisfy sin^2(A) + cos^2(A) = I,
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|   // like the scalar functions.
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|   std::cout << "sin^2(A) + cos^2(A) = \n"
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|             << sinA * sinA + cosA * cosA << "\n\n";
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| }
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