## Property of Matrix and Its Eigenvalues

For a matrix $A$, and its eigenvalue $\lambda_i$
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For a matrix $A$, and its eigenvalue $\lambda_i$
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Consider random variables $X$ and $Y$, to measure how much they change together, we use covariance:
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What
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Consider a network $G(V,E)$, with $W_0 \subset V$ is a set of focus vertices. Let’s call $s\in W_0$ the multicast sender and the rest $W = W_0 \backslash {s}$ the multicast receivers. Given the edges of unit weight, how to find the multicast tree that connects $s$ to $W$ with...
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Resources:
WikiBooks on GLPK
IBM DeveloperWorks article on GLPK,
and its part 2
and part 3
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