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In mathematics, especially algebraic geometry the decomposition theorem is a set of results concerning the cohomology of algebraic varieties.

4 votes

Trace of multiplied positive definite matrices

You haven't said whether $K$, $\Sigma$, or $L_{1}$ are sparse or otherwise specially structured (e.g. Toeplitz.) This could be hugely important in finding the most efficient way to do this. You als …
Brian Borchers's user avatar
0 votes

Decomposing a discrete signal into a sum of rectangle functions

You can formulate this problem as a 0-1 mixed integer linear programming problem. Whether this formulation would be of any practical use depends a lot on the length of the signal $w$. You can also r …
Brian Borchers's user avatar