List questions from laplace-expansion

Published on 09 Mar 2016 - 4:37

334

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Finding eigenvalues of a $3\times3$ matrix with Laplace expansion

Published on 09 Mar 2026 - 6:28

109

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Is this matrix positive-semidefinite in general?

Published on 24 Nov 2013 - 14:17

83.9k

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Determinant of 4x4 Matrix by Expansion Method

Published on 13 Feb 2014 - 17:09

855

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Multipole expansion of Coulomb function in 2D (Laplace expansion)

Published on 10 Mar 2026 - 21:40

177

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Calculating general $n\times n$ determinant

Published on 24 Mar 2026 - 2:29

579

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Why are $\cosh$ and $\sinh$ used in solving this case of Laplace's equation?

Published on 25 May 2017 - 11:02

327

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A question on the derivation of Jacobi's formula

Published on 04 Jul 2017 - 13:34

416

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Is there an official reference for block-by-block Laplacian expansion?

Published on 22 Sep 2017 - 15:05

105

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How would I find the determinant of the following $4 \times 4$ matrix?

Published on 30 Oct 2017 - 6:09

259

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Proof regarding how the determinant changes in a special matrix after replacing a row with an 'all--one' row

Published on 29 Nov 2017 - 19:50

157

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Assume that $f(t)$ and $tf(t)$ are bounded. $F(s)=\mathcal{L}(f(t))(s)$, show that $\mathcal{L}(tf(t))(s)=-F'(s)$.

Published on 05 Dec 2017 - 13:22

259

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How to calculate the determinant?

Published on 23 Dec 2017 - 14:09

4.9k

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How to compute the determinant of this Toeplitz matrix?

Published on 24 Dec 2017 - 14:50

1k

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Laplace expansion

Published on 04 Aug 2012 - 19:22

List Question

Laplace Question $f(t) = e^{-t} \sin(t)$

Finding eigenvalues of a $3\times3$ matrix with Laplace expansion

Is this matrix positive-semidefinite in general?

Determinant of 4x4 Matrix by Expansion Method

Multipole expansion of Coulomb function in 2D (Laplace expansion)

Calculating general $n\times n$ determinant

Why are $\cosh$ and $\sinh$ used in solving this case of Laplace's equation?

A question on the derivation of Jacobi's formula

Is there an official reference for block-by-block Laplacian expansion?

How would I find the determinant of the following $4 \times 4$ matrix?

Proof regarding how the determinant changes in a special matrix after replacing a row with an 'all--one' row

Assume that $f(t)$ and $tf(t)$ are bounded. $F(s)=\mathcal{L}(f(t))(s)$, show that $\mathcal{L}(tf(t))(s)=-F'(s)$.

How to calculate the determinant?

How to compute the determinant of this Toeplitz matrix?

Laplace expansion

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