List questions from partial-derivative

Published on 13 Apr 2026 - 21:37

43

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Interpreting notation for a differential equation

Published on 11 Apr 2026 - 22:28

58

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Showing that $f_{xy} = f_{yx}$ for the following function.

Published on 15 Apr 2026 - 20:58

281

Views

Steps in derivative of matrix expression

Published on 09 Apr 2026 - 17:51

43

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Proof: Given a $C^1$ parametrization of $f=f(x,y):\mathbb R^2\to \mathbb R$, substitute variables $(x,y) = (s+t,s-t)$

Published on 16 Apr 2026 - 19:55

2k

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Using Partial Derivatives to find the equation of a tangent plane

Published on 11 Apr 2026 - 23:55

113

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Difficulty calculating velocity after lorentz transformation

Published on 09 Apr 2026 - 16:58

5.2k

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time derivative of the Jacobian matrix of a nonlinear transformation

Published on 15 Apr 2026 - 14:17

862

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First derivative of matrix expression

Published on 10 Apr 2026 - 4:43

118

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Why is existence not guaranteed for this initial value problem using Existence and Uniqueness Theorem?

Published on 14 Apr 2026 - 20:57

226

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First derivative of RVM related matrix expression

Published on 12 Apr 2026 - 17:56

58

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Method Efficient Computing normal of surface R^3

Published on 12 Apr 2026 - 6:21

39

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Finding the stationary points and their types

Published on 11 Apr 2026 - 0:30

35

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Another formula for second partial derivative of covariance function

Published on 10 Apr 2026 - 11:03

352

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Directional Derivative of a Function at a Point

Published on 26 Mar 2026 - 9:40

List Question

Finding partial derivative of $f(x,y)=\frac{xy}{\sqrt{x^2+y^2}}$

Interpreting notation for a differential equation

Showing that $f_{xy} = f_{yx}$ for the following function.

Steps in derivative of matrix expression

Proof: Given a $C^1$ parametrization of $f=f(x,y):\mathbb R^2\to \mathbb R$, substitute variables $(x,y) = (s+t,s-t)$

Using Partial Derivatives to find the equation of a tangent plane

Difficulty calculating velocity after lorentz transformation

time derivative of the Jacobian matrix of a nonlinear transformation

First derivative of matrix expression

Why is existence not guaranteed for this initial value problem using Existence and Uniqueness Theorem?

First derivative of RVM related matrix expression

Method Efficient Computing normal of surface R^3

Finding the stationary points and their types

Another formula for second partial derivative of covariance function

Directional Derivative of a Function at a Point

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