Question

Expressing a function of $x$ and $z$ in new locally perpendicular coordinates

score 58 · Answer 1 · 2026-04-12 03:19:58

58

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Expressing a function of $x$ and $z$ in new locally perpendicular coordinates

Published on 12 Apr 2026 - 3:19

score 194 · Answer 2 · 2018-03-16 18:34:06

194

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How to evaluate $\lim_{(x,y,z)\to (0,0,0)} \frac{x+y+z}{x^2+y^2+z^2}$

Published on 16 Mar 2018 - 18:34

score 1.5k · Answer 3 · 2018-03-16 19:17:24

1.5k

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Show that all tangent planes of the graph of g intersect in a common point

Published on 16 Mar 2018 - 19:17

score 46 · Answer 4 · 2018-03-16 19:17:43

46

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Looking for example (infinitely many times differentiable)

Published on 16 Mar 2018 - 19:17

score 35 · Answer 5 · 2026-04-13 05:31:24

35

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Continuity of multi variable piecewise defined function

Published on 13 Apr 2026 - 5:31

score 341 · Answer 6 · 2026-04-11 16:08:59

341

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Interpret geometrically the equation

Published on 11 Apr 2026 - 16:08

score 133 · Answer 7 · 2026-04-11 18:41:33

133

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Does the Leibniz rule for $\frac{\partial}{\partial x}\int_{a}^{b}f\left(x,y\right)dy$ apply when $x$ is a function of $y$?

Published on 11 Apr 2026 - 18:41

score 524 · Answer 8 · 2026-03-25 11:54:15

524

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Proving that differentiable functions are n-homogeneous if they satisfy this PDE

Published on 25 Mar 2026 - 11:54

score 240 · Answer 9 · 2026-03-24 23:51:34

240

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T(t)≠0 for all values of t and the tangent line at any given point of the curve always passes through point D. Show that r represents a straight line

Published on 24 Mar 2026 - 23:51

score 44 · Answer 10 · 2026-04-10 01:56:05

44

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Analog of fluid mass in electrostatics

Published on 10 Apr 2026 - 1:56

score 43 · Answer 11 · 2026-03-24 23:44:58

43

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$\iint_D y^3 dA$, where $D$ is bounded by $y = 2 e^{-x}$, $y = 3 e^{-x}$, $y = e^x$, $y = 4 e^x$

Published on 24 Mar 2026 - 23:44

score 32 · Answer 12 · 2026-04-13 06:07:20

32

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How to prove $\textbf{n}d^2\sigma=\frac{\partial r}{\partial u} \times \frac{\partial r}{\partial v}dudv$

Published on 13 Apr 2026 - 6:07

score 623 · Answer 13 · 2026-04-13 09:18:54

623

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How to draw level curves for x/x^2+y^2

Published on 13 Apr 2026 - 9:18

score 58 · Answer 14 · 2026-04-09 16:12:32

58

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Writing Taylor Expansion to degree three about a given point

Published on 09 Apr 2026 - 16:12

score 1.7k · Answer 15 · 2026-04-12 12:23:48

1.7k

Views

How to use multivariate chain rule and table of values to find partial derivatives?

Published on 12 Apr 2026 - 12:23

List Question

Expressing a function of $x$ and $z$ in new locally perpendicular coordinates

How to evaluate $\lim_{(x,y,z)\to (0,0,0)} \frac{x+y+z}{x^2+y^2+z^2}$

Show that all tangent planes of the graph of g intersect in a common point

Looking for example (infinitely many times differentiable)

Continuity of multi variable piecewise defined function

Interpret geometrically the equation

Does the Leibniz rule for $\frac{\partial}{\partial x}\int_{a}^{b}f\left(x,y\right)dy$ apply when $x$ is a function of $y$?

Proving that differentiable functions are n-homogeneous if they satisfy this PDE

T(t)≠0 for all values of t and the tangent line at any given point of the curve always passes through point D. Show that r represents a straight line

Analog of fluid mass in electrostatics

$\iint_D y^3 dA$, where $D$ is bounded by $y = 2 e^{-x}$, $y = 3 e^{-x}$, $y = e^x$, $y = 4 e^x$

How to prove $\textbf{n}d^2\sigma=\frac{\partial r}{\partial u} \times \frac{\partial r}{\partial v}dudv$

How to draw level curves for x/x^2+y^2

Writing Taylor Expansion to degree three about a given point

How to use multivariate chain rule and table of values to find partial derivatives?

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