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In mathematics:
Eigenvektor
2 points
Nonmathematical, but same root, eigengrau, aka, the patterns you see if you press on your closed eyes.
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I think the original mathematician that proposed this idea was named Mr. Eigen, so eigenvector doesn’t actually refer to the german word “eigen”.
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4 points
this is not true. The eigenvectors direction remains unchanged by the matrix representing alinear mapping. it is therefore characteristic to the matrix, hence the term “eigen”.
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