List questions from partial-derivative

Published on 02 Apr 2018 - 9:31

173

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Total derivative w.r.t composite variable

Published on 02 Apr 2018 - 13:39

227

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Differentiating functions of two variables

Published on 25 Mar 2026 - 4:36

833

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Symmetry of second derivative - Sufficiency of twice-differentiability

Published on 02 Apr 2018 - 14:55

47

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How to show $\frac{d}{ds} = \frac{d\mathbf{r}}{ds}\cdot \nabla$?

Published on 05 Apr 2018 - 21:37

66

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How to calculate $\frac{\partial\|A(I_n\otimes B)x\|^2}{\partial B}$?

Published on 05 Apr 2018 - 23:16

57

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Calculate $\iint_{D_r} (Q_x (x,y) - P_y(x,y)) dx dy$

Published on 06 Apr 2018 - 14:14

2.2k

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How to find the gradient of $f(x)=-\sum_{i=1}^n \log x_i$?

Published on 24 Mar 2026 - 20:33

56

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Confused about the definition of partial derivative

Published on 07 Apr 2018 - 14:41

62

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PDE refresher: Verifying a solution

Published on 07 Apr 2018 - 14:44

45

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Function with 2 variables within a domain

Published on 07 Apr 2018 - 18:48

70

Views

Partial Derivative of function with Matrix X^T, X and U.

Published on 08 Apr 2018 - 20:51

1.3k

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Finding Minimum of Error Function. Confused About Meaning of Critical Values.

Published on 17 Mar 2026 - 18:55

391

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Given $z+x\ln(z)+xe^{xy}-1=0$ find the directional derivative at $P=(0,1)$ in the direction of $v= \langle 4 \sqrt{3} , 3 \sqrt{3} \rangle$

Published on 09 Apr 2018 - 14:25

31

Views

Derivative of a vector by a matrix

Published on 09 Apr 2018 - 21:27

List Question

Calculating partial derivative.

Total derivative w.r.t composite variable

Differentiating functions of two variables

Symmetry of second derivative - Sufficiency of twice-differentiability

How to show $\frac{d}{ds} = \frac{d\mathbf{r}}{ds}\cdot \nabla$?

How to calculate $\frac{\partial\|A(I_n\otimes B)x\|^2}{\partial B}$?

Calculate $\iint_{D_r} (Q_x (x,y) - P_y(x,y)) dx dy$

How to find the gradient of $f(x)=-\sum_{i=1}^n \log x_i$?

Confused about the definition of partial derivative

PDE refresher: Verifying a solution

Function with 2 variables within a domain

Partial Derivative of function with Matrix X^T, X and U.

Finding Minimum of Error Function. Confused About Meaning of Critical Values.

Given $z+x\ln(z)+xe^{xy}-1=0$ find the directional derivative at $P=(0,1)$ in the direction of $v= \langle 4 \sqrt{3} , 3 \sqrt{3} \rangle$

Derivative of a vector by a matrix

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