17 lines
608 B
C++
17 lines
608 B
C++
#include <iostream>
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#include <Eigen/Dense>
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int main() {
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Eigen::Matrix2d mat;
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mat << 1, 2, 3, 4;
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Eigen::Vector2d u(-1, 1), v(2, 0);
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std::cout << "Here is mat*mat:\n" << mat * mat << std::endl;
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std::cout << "Here is mat*u:\n" << mat * u << std::endl;
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std::cout << "Here is u^T*mat:\n" << u.transpose() * mat << std::endl;
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std::cout << "Here is u^T*v:\n" << u.transpose() * v << std::endl;
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std::cout << "Here is u*v^T:\n" << u * v.transpose() << std::endl;
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std::cout << "Let's multiply mat by itself" << std::endl;
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mat = mat * mat;
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std::cout << "Now mat is mat:\n" << mat << std::endl;
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}
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