Question

Show that $\frac{\partial z}{\partial x} + z\frac{\partial z}{\partial y} = \frac{1}{z}$

score 65 · Answer 1 · 2026-03-25 16:03:44

65

Views

Show that $\frac{\partial z}{\partial x} + z\frac{\partial z}{\partial y} = \frac{1}{z}$

Published on 25 Mar 2026 - 16:03

score 42 · Answer 2 · 2018-05-03 14:48:57

42

Views

How to prove this using several variables MVT?

Published on 03 May 2018 - 14:48

score 28 · Answer 3 · 2026-03-11 15:18:51

28

Views

Construction of a bounded real value operator which takes the values 1 and 0 on some subspaces of L^2

Published on 11 Mar 2026 - 15:18

score 38 · Answer 4 · 2018-05-04 08:59:41

38

Views

Different ways of calculating second-order partial derivative give different results?

Published on 04 May 2018 - 8:59

score 117 · Answer 5 · 2018-05-05 22:31:19

117

Views

partial derivatives $x^y$

Published on 05 May 2018 - 22:31

score 259 · Answer 6 · 2018-05-06 11:57:06

259

Views

Applying boundary conditions when solving the Wave Equation with the Laplace transform

Published on 06 May 2018 - 11:57

score 32 · Answer 7 · 2026-03-25 06:04:23

32

Views

$\left( \nabla \cdot \overrightarrow{r} \right)=\sum_{i=1}^{3}\frac{\partial X_{i}}{\partial x_{i}}=3$

Published on 25 Mar 2026 - 6:04

score 13.7k · Answer 8 · 2026-03-25 01:18:58

13.7k

Views

Establish the Jacobian $\frac{\partial(u,v,w)}{\partial(x,y,z)}=-2\frac{(y-z)(z-x)(x-y)}{(v-w)(w-u)(u-v)}$

Published on 25 Mar 2026 - 1:18

score 79 · Answer 9 · 2018-05-09 22:46:22

79

Views

Proper use of various derivative and partial derivative notations

Published on 09 May 2018 - 22:46

score 126 · Answer 10 · 2026-03-25 03:18:08

126

Views

Partial derivative of probability density function and maximum likelihood estimate

Published on 25 Mar 2026 - 3:18

score 1k · Answer 11 · 2018-05-11 07:27:14

1k

Views

L-hospital Rule in the Partial Derivative By Definition

Published on 11 May 2018 - 7:27

score 58 · Answer 12 · 2018-05-12 12:41:44

58

Views

Take the partial derivative of $P_F$ divided by partial derivative of $M$

Published on 12 May 2018 - 12:41

score 52 · Answer 13 · 2026-03-25 11:13:34

52

Views

Derivatives of an expansion of a function

Published on 25 Mar 2026 - 11:13

score 50 · Answer 14 · 2018-05-14 09:02:43

50

Views

Simple partial derivative with optimization function

Published on 14 May 2018 - 9:02

score 1.9k · Answer 15 · 2018-05-14 20:34:55

1.9k

Views

Euler's theorem on homogeneous functions proof question

Published on 14 May 2018 - 20:34

List Question

Show that $\frac{\partial z}{\partial x} + z\frac{\partial z}{\partial y} = \frac{1}{z}$

How to prove this using several variables MVT?

Construction of a bounded real value operator which takes the values 1 and 0 on some subspaces of L^2

Different ways of calculating second-order partial derivative give different results?

partial derivatives $x^y$

Applying boundary conditions when solving the Wave Equation with the Laplace transform

$\left( \nabla \cdot \overrightarrow{r} \right)=\sum_{i=1}^{3}\frac{\partial X_{i}}{\partial x_{i}}=3$

Establish the Jacobian $\frac{\partial(u,v,w)}{\partial(x,y,z)}=-2\frac{(y-z)(z-x)(x-y)}{(v-w)(w-u)(u-v)}$

Proper use of various derivative and partial derivative notations

Partial derivative of probability density function and maximum likelihood estimate

L-hospital Rule in the Partial Derivative By Definition

Take the partial derivative of $P_F$ divided by partial derivative of $M$

Derivatives of an expansion of a function

Simple partial derivative with optimization function

Euler's theorem on homogeneous functions proof question

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