List questions from nonnegative-matrices

Published on 10 Feb 2020 - 10:37

34

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Calculation of a limit, using left eigenvectors, an eigenvector and a positive matrix

Published on 24 Mar 2020 - 10:39

294

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Spectrum of irreducible matrix

Published on 13 May 2020 - 14:40

139

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How to prove a number is in the A002620 sequence.

Published on 03 Jun 2020 - 8:43

364

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Definiteness of Negative Symmetric Matrix with Largest Values on the Diagonal.

Published on 11 Jun 2020 - 13:41

48

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Rank of non-negative matrices

Published on 23 Jul 2020 - 2:41

71.4k

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Finding path-lengths by the power of Adjacency matrix of an undirected graph

Published on 12 Aug 2016 - 22:31

72

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Rewriting $||x-y|-z|$, for non-negative $x$, $y$, $z$, in a way that does not involve nested absolutes

Published on 23 Feb 2026 - 5:13

136

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Intuition of $D\leftarrow XC^{T}\text{diag}(C1_n)^{-1}$ update rule in matrix factorization

Published on 14 Mar 2023 - 16:20

51

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Efficiently Finding a Rotation that Makes a Set of Vectors with Arbitrary Entries Non-Negative

Published on 16 Mar 2023 - 17:25

62

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Positive / negative (and so on) definite matrix. Confusion about the terms

Published on 01 May 2023 - 16:14

54

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Spectral Radius of the Convex Combination of Identity Matrix and a Nonnegative Matrix

Published on 14 Nov 2023 - 3:36

13

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Strange behaviour of Symmetric NMF with L1-norm distance

Published on 20 Mar 2026 - 20:21

115

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Product of copies of a matrix and its transpose.

Published on 23 Feb 2026 - 8:40

11

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What can I say about the column space of the product of two nonnegative softmax matrices?

Published on 26 Feb 2026 - 10:54

List Question

Nonnengative matrices sum and produt

Calculation of a limit, using left eigenvectors, an eigenvector and a positive matrix

Spectrum of irreducible matrix

How to prove a number is in the A002620 sequence.

Definiteness of Negative Symmetric Matrix with Largest Values on the Diagonal.

Rank of non-negative matrices

Finding path-lengths by the power of Adjacency matrix of an undirected graph

Rewriting $||x-y|-z|$, for non-negative $x$, $y$, $z$, in a way that does not involve nested absolutes

Intuition of $D\leftarrow XC^{T}\text{diag}(C1_n)^{-1}$ update rule in matrix factorization

Efficiently Finding a Rotation that Makes a Set of Vectors with Arbitrary Entries Non-Negative

Positive / negative (and so on) definite matrix. Confusion about the terms

Spectral Radius of the Convex Combination of Identity Matrix and a Nonnegative Matrix

Strange behaviour of Symmetric NMF with L1-norm distance

Product of copies of a matrix and its transpose.

What can I say about the column space of the product of two nonnegative softmax matrices?

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