List questions from matrix-rank

Published on 28 Mar 2026 - 6:08

377

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Question about a consequence of the Rank-Nullity Theorem

Published on 18 Sep 2016 - 16:34

432

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Proving an inequality that involves the rank and nullity of two linear transformations and their composition

Published on 18 Sep 2016 - 17:29

6.4k

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Finding x so that the rank of matrix A is 2

Published on 18 Sep 2016 - 21:35

1.2k

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What is the rank of a $5 \times 5$ matrix $A$ if $A^{-1}$ exists?

Published on 21 Sep 2016 - 7:49

46

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rank-deficient of matrix

Published on 21 Sep 2016 - 8:43

28

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check for linear independence

Published on 22 Sep 2016 - 22:20

53

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Factorizing a matrix $(N\times N) \to (N-1 \times N) \times (N \times N-1)$

Published on 23 Sep 2016 - 9:52

170

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Proof: $\text{rank}(A) + \text{rank}(B) \le4$, if matrices multiplication $A\times B = 0$

Published on 26 Sep 2016 - 14:53

177

Views

Is it possible to do rank reduction with constraints

Published on 26 Sep 2016 - 23:29

402

Views

If $A \in M_n \mathbb{(R)}$, $A^2=E$, then $\mbox{Rank} (A+E) + \mbox{Rank} (A-E) = n$

Published on 28 Sep 2016 - 4:18

445

Views

For which values a,b,c does the system have a solution?

Published on 28 Sep 2016 - 5:29

94

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Linear algebra linear dependence, independence and spanning sets?

Published on 29 Sep 2016 - 14:55

1.1k

Views

Definition of homogeneity

Published on 29 Sep 2016 - 19:00

401

Views

Show that for any matrix $A_{m \times n}$ , the row rank and column rank are equal

Published on 30 Sep 2016 - 9:52

List Question

rank of a orthogonal matrix

Question about a consequence of the Rank-Nullity Theorem

Proving an inequality that involves the rank and nullity of two linear transformations and their composition

Finding x so that the rank of matrix A is 2

What is the rank of a $5 \times 5$ matrix $A$ if $A^{-1}$ exists?

rank-deficient of matrix

check for linear independence

Factorizing a matrix $(N\times N) \to (N-1 \times N) \times (N \times N-1)$

Proof: $\text{rank}(A) + \text{rank}(B) \le4$, if matrices multiplication $A\times B = 0$

Is it possible to do rank reduction with constraints

If $A \in M_n \mathbb{(R)}$, $A^2=E$, then $\mbox{Rank} (A+E) + \mbox{Rank} (A-E) = n$

For which values a,b,c does the system have a solution?

Linear algebra linear dependence, independence and spanning sets?

Definition of homogeneity

Show that for any matrix $A_{m \times n}$ , the row rank and column rank are equal

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