What are Eigenvectors and Eigenvalues?

Eigenvectors and Eigenvalues are two big concepts which come up in principal component analysis.  They are nothing more than vectors, but the way in which they are used can be quite confusing. Eigenvectors Eigenvectors are a property of matrices, particularly square ones.  Square matrices have...
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Chemistry – Basics of Enzymes and How They Work

Enzymes are proteins, and are biological molecules.  Without enzymes, our bodies wouldn’t be able to function which means that they have a very important role to play in our health and development.  Essentially, what enzymes do is they make ordinarily slow chemical reactions go faster....
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