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stephenmalina.com | ||
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hadrienj.github.io
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| | | | | In this post, we will see special kinds of matrix and vectors the diagonal and symmetric matrices, the unit vector and the concept of orthogonality. | |
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nhigham.com
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| | | | | In linear algebra terms, a correlation matrix is a symmetric positive semidefinite matrix with unit diagonal. In other words, it is a symmetric matrix with ones on the diagonal whose eigenvalues are all nonnegative. The term comes from statistics. If $latex x_1, x_2, \dots, x_n$ are column vectors with $latex m$ elements, each vector containing... | |
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francisbach.com
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blog.autarkaw.com
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| | | [AI summary] The blog post explains how to use numerical methods for solving ordinary differential equations (ODEs) by framing them as definite integrals, leveraging the second fundamental theorem of calculus, and discusses a correction to a typo in an example. | ||
