Question

Determinant of matrix formed by all scaled combinations

score 120 · Answer 1 · 2026-03-25 13:55:12

120

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Determinant of matrix formed by all scaled combinations

Published on 25 Mar 2026 - 13:55

score 99 · Answer 2 · 2026-03-26 03:12:51

99

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Maximizing the a determinant of a matrix whose entries are one plus a scalar product

Published on 26 Mar 2026 - 3:12

score 697 · Answer 3 · 2026-03-23 10:37:30

697

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Wronskian, Fundamental Matrix, and Elementary Row/Column Operations

Published on 23 Mar 2026 - 10:37

score 509 · Answer 4 · 2026-03-25 03:19:19

509

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Efficient method to find Cofactor of Laplacian Matrix

Published on 25 Mar 2026 - 3:19

score 155 · Answer 5 · 2026-03-26 13:51:36

155

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Proving that $\mathrm {tr}(P)-\log\det(P) \geq n $ for positive denfinite $P$ with Kullback Leibler divergence

Published on 26 Mar 2026 - 13:51

score 300 · Answer 6 · 2026-03-28 02:10:38

300

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Using determinants to find the number of elements in a group

Published on 28 Mar 2026 - 2:10

score 408 · Answer 7 · 2026-03-25 09:17:56

408

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Can we show that the determinant of this matrix is non-zero?

Published on 25 Mar 2026 - 9:17

score 152 · Answer 8 · 2019-08-08 06:11:53

152

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Characterize the determinant function on a commutative ring with identity.

Published on 08 Aug 2019 - 6:11

score 457 · Answer 9 · 2026-03-27 13:18:37

457

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Given small symmetric matrix A, calculate cofactor for large matrix B made using A.

Published on 27 Mar 2026 - 13:18

score 494 · Answer 10 · 2026-03-27 03:59:14

494

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Derivative of determinant is zero iff co-rank is at least two?

Published on 27 Mar 2026 - 3:59

score 103 · Answer 11 · 2026-03-25 15:59:00

103

Views

How to prove the determinant is $|A|^m$?

Published on 25 Mar 2026 - 15:59

score 196 · Answer 12 · 2026-03-28 14:56:49

196

Views

Showing $\det\big[ (B+K)^{-1} (A+K) \big] = O(1) $ when $A,B$ are rank 1 updates of $I_n$ and $K$ is symmetric PD with positive entries

Published on 28 Mar 2026 - 14:56

score 76 · Answer 13 · 2019-08-10 14:02:18

Determine whether there exist an odd positive integer $n$ and $n\times n$ matrices $A$ and $B$ that satisfy the following conditions:

score 87 · Answer 14 · 2019-08-10 14:46:14

87

Views

I tought a matrix that can be row reduced to the identity matrix is also invertible.

Published on 10 Aug 2019 - 14:46

score 62 · Answer 15 · 2019-08-11 16:07:24

62

Views

2004 Georgia Tech Varsity Multiple Choice Version B Question 10

Published on 11 Aug 2019 - 16:07

List Question

Determinant of matrix formed by all scaled combinations

Maximizing the a determinant of a matrix whose entries are one plus a scalar product

Wronskian, Fundamental Matrix, and Elementary Row/Column Operations

Efficient method to find Cofactor of Laplacian Matrix

Proving that $\mathrm {tr}(P)-\log\det(P) \geq n $ for positive denfinite $P$ with Kullback Leibler divergence

Using determinants to find the number of elements in a group

Can we show that the determinant of this matrix is non-zero?

Characterize the determinant function on a commutative ring with identity.

Given small symmetric matrix A, calculate cofactor for large matrix B made using A.

Derivative of determinant is zero iff co-rank is at least two?

How to prove the determinant is $|A|^m$?

Showing $\det\big[ (B+K)^{-1} (A+K) \big] = O(1) $ when $A,B$ are rank 1 updates of $I_n$ and $K$ is symmetric PD with positive entries

Determine whether there exist an odd positive integer $n$ and $n\times n$ matrices $A$ and $B$ that satisfy the following conditions:

I tought a matrix that can be row reduced to the identity matrix is also invertible.

2004 Georgia Tech Varsity Multiple Choice Version B Question 10

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