List questions from nonnegative-matrices

Published on 06 May 2026 - 11:14

36

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

Published on 02 Apr 2026 - 17:16

297

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Spectrum of irreducible matrix

Published on 25 Apr 2026 - 23:15

141

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How to prove a number is in the A002620 sequence.

Published on 23 Apr 2026 - 7:05

366

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

Published on 27 Mar 2026 - 22:56

50

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Rank of non-negative matrices

Published on 29 Mar 2026 - 15:57

71.4k

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

Published on 25 Mar 2026 - 4:40

75

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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 24 Apr 2026 - 11:21

137

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

Published on 25 Mar 2026 - 4:41

52

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

Published on 25 Mar 2026 - 4:40

63

Views

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

Published on 25 Mar 2026 - 4:40

55

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

Published on 25 Mar 2026 - 4:41

19

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Strange behaviour of Symmetric NMF with L1-norm distance

Published on 12 Apr 2026 - 1:32

119

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Product of copies of a matrix and its transpose.

Published on 15 Apr 2026 - 23:16

16

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

Published on 13 Apr 2026 - 12:15

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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