Question

Is this piecewise function differentiable at the origin?

score 560 · Answer 1 · 2026-04-20 09:53:53

560

Views

Is this piecewise function differentiable at the origin?

Published on 20 Apr 2026 - 9:53

score 65 · Answer 2 · 2026-04-09 12:01:05

65

Views

How do I perform a change in order of integration here?

Published on 09 Apr 2026 - 12:01

score 126 · Answer 3 · 2026-04-10 07:40:01

126

Views

Runge theorem application? (From conway book)

Published on 10 Apr 2026 - 7:40

score 272 · Answer 4 · 2026-04-14 02:19:12

272

Views

The Mean Value Theorem (inequality) for complex-valued functions of several real variables

Published on 14 Apr 2026 - 2:19

score 1k · Answer 5 · 2026-04-10 09:35:07

1k

Views

Prove that the function has a maximum and a minimum value

Published on 10 Apr 2026 - 9:35

score 168 · Answer 6 · 2026-04-13 14:46:22

Use a change of variables to transform the above integral to an integral over the cube $ \ \{0<u<1, \ 0<v<1, \ 0<w<1 \} \ $

score 345 · Answer 7 · 2026-04-10 23:47:29

345

Views

Precise definition of Multivariable limit

Published on 10 Apr 2026 - 23:47

score 58 · Answer 8 · 2026-04-10 18:51:03

58

Views

How to apply Stoke's Theorem in this case?

Published on 10 Apr 2026 - 18:51

score 400 · Answer 9 · 2026-04-15 12:55:37

400

Views

Evaluate $\int_{S}f$, where $f(x,y,z)=x+2y-z$. [Hint: Use a suitable linear transformation $g$ as a change of variables.]

Published on 15 Apr 2026 - 12:55

score 189 · Answer 10 · 2026-04-13 01:03:54

189

Views

How to find absolute maximum of a bivariate quadratic function subject to constraints?

Published on 13 Apr 2026 - 1:03

score 88 · Answer 11 · 2026-04-13 11:52:16

88

Views

Can someone please help me figure out how many local maxima, minima and saddle points there are on this surface?

Published on 13 Apr 2026 - 11:52

score 930 · Answer 12 · 2026-04-15 03:45:07

930

Views

How to evaluate $\int_{0}^{\infty} \int_{0}^{\infty} \frac{\sin(x) \sin(y) \sin(x+y)}{x y(x+y)} ~{\rm d}x ~{\rm d}y$?

Published on 15 Apr 2026 - 3:45

score 537 · Answer 13 · 2026-04-11 16:11:10

537

Views

Investigate maxima of Gaussian integral over sphere.

Published on 11 Apr 2026 - 16:11

score 432 · Answer 14 · 2026-04-15 06:33:44

432

Views

Tangent line for a curve of intersection

Published on 15 Apr 2026 - 6:33

score 1.2k · Answer 15 · 2026-04-15 08:57:36

1.2k

Views

Weak derivative of $|x|^\alpha$ in $\mathbb{R}^N \setminus \{0\}$

Published on 15 Apr 2026 - 8:57

List Question

Is this piecewise function differentiable at the origin?

How do I perform a change in order of integration here?

Runge theorem application? (From conway book)

The Mean Value Theorem (inequality) for complex-valued functions of several real variables

Prove that the function has a maximum and a minimum value

Use a change of variables to transform the above integral to an integral over the cube $ \ \{0<u<1, \ 0<v<1, \ 0<w<1 \} \ $

Precise definition of Multivariable limit

How to apply Stoke's Theorem in this case?

Evaluate $\int_{S}f$, where $f(x,y,z)=x+2y-z$. [Hint: Use a suitable linear transformation $g$ as a change of variables.]

How to find absolute maximum of a bivariate quadratic function subject to constraints?

Can someone please help me figure out how many local maxima, minima and saddle points there are on this surface?

How to evaluate $\int_{0}^{\infty} \int_{0}^{\infty} \frac{\sin(x) \sin(y) \sin(x+y)}{x y(x+y)} ~{\rm d}x ~{\rm d}y$?

Investigate maxima of Gaussian integral over sphere.

Tangent line for a curve of intersection

Weak derivative of $|x|^\alpha$ in $\mathbb{R}^N \setminus \{0\}$

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