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Results tagged with linear-algebra
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user 84108
Questions about the properties of vector spaces and linear transformations, including linear systems in general.
2
votes
1
answer
116
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What $n$-linear sums can be extracted from a product of linear polynomials in $m$ variables?
Let $\boldsymbol{c}_1, ..., \boldsymbol{c}_n$ be $n$ orthonormal, $m$-dimensional complex vectors, with $\boldsymbol{c}_i = (c_{i,1}, ..., c_{i,m})$.
Consider the following polynomial in $x_1,..., x_m …
- 342
0
votes
0
answers
43
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What's the problem in using spanning Bessel sequences that are not frames to decompose vectors?
This is related to a question I recently asked on math.SE.
Consider a subset $G\equiv \{g_k\}_{k\in\mathbb{N} }\subseteq\mathcal H$ in a separable Hilbert space $\mathcal H$, and suppose $G$ spans the …
- 342