List questions from scalar-fields

Published on 17 Jul 2018 - 15:31

3.5k

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Gradient of product of matrices

Published on 21 Jul 2018 - 20:01

1.6k

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Visualising the difference between scalar and vector fields

Published on 03 Aug 2018 - 4:09

146

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Derivative of $\mathrm{tr}((A^{1/2}BA^{1/2})^{1/2})$ w.r.t $A$

Published on 18 Aug 2018 - 12:50

102

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How to find $\nabla_X (a^T X b)$?

Published on 21 Aug 2018 - 5:44

558

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Method of images using Green functions with Dirichlets and Neumann conditions for diffraction problems

Published on 22 Mar 2026 - 8:27

280

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Finding the gradient of $f(x) := \ln \left( 1 + e^{-ab^Tx} \right)$

Published on 18 Sep 2018 - 4:54

763

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Can eigenvalues be outside of the scalar field of a vector space?

Published on 26 Sep 2018 - 0:15

53

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Expressing Vectors, Finding the Angle and Finding the Area

Published on 02 Oct 2018 - 20:20

330

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Prove: $\nabla_A \text{tr}\left(ABA^TC\right) = CAB + C^TAB^T$

Published on 08 Oct 2018 - 20:45

301

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Gradient and hessian of $\log(1+x^TAx)$

Published on 11 Oct 2018 - 21:56

56

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How does the $Tr(nX^{n-1})$ become $n(X^{n-1})^T$?

Published on 12 Oct 2018 - 2:09

1.3k

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Gradient of $X \mapsto \mbox{trace} \left( X^T A X \right)$

Published on 17 Oct 2018 - 15:31

3.3k

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Gradient of $M \mapsto x^T M x$

Published on 01 Nov 2018 - 0:19

53

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2 types of Line integrals in scalar field

Published on 18 Nov 2018 - 18:11

List Question

Explanation of fields with characteristic 2, with examples

Gradient of product of matrices

Visualising the difference between scalar and vector fields

Derivative of $\mathrm{tr}((A^{1/2}BA^{1/2})^{1/2})$ w.r.t $A$

How to find $\nabla_X (a^T X b)$?

Method of images using Green functions with Dirichlets and Neumann conditions for diffraction problems

Finding the gradient of $f(x) := \ln \left( 1 + e^{-ab^Tx} \right)$

Can eigenvalues be outside of the scalar field of a vector space?

Expressing Vectors, Finding the Angle and Finding the Area

Prove: $\nabla_A \text{tr}\left(ABA^TC\right) = CAB + C^TAB^T$

Gradient and hessian of $\log(1+x^TAx)$

How does the $Tr(nX^{n-1})$ become $n(X^{n-1})^T$?

Gradient of $X \mapsto \mbox{trace} \left( X^T A X \right)$

Gradient of $M \mapsto x^T M x$

2 types of Line integrals in scalar field

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