Question

Straight lines on surfaces other than $\mathbb{S}^2$ and $\mathbb{H}$

score 111 · Answer 1 · 2026-03-26 06:27:36

111

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Straight lines on surfaces other than $\mathbb{S}^2$ and $\mathbb{H}$

Published on 26 Mar 2026 - 6:27

score 127 · Answer 2 · 2026-03-26 23:11:19

127

Views

Why use different intuitions for volume and surface of revolution.

Published on 26 Mar 2026 - 23:11

score 214 · Answer 3 · 2026-03-26 04:16:06

214

Views

In $\mathbb R^3$ with coordinates $a,b,c,$ sketch the surface whose points represent polynomials $x^4 + ax^2 + bx + c$ with multiple roots.

Published on 26 Mar 2026 - 4:16

score 440 · Answer 4 · 2020-09-05 05:59:12

440

Views

When closed and continuous maps discrete to discrete

Published on 05 Sep 2020 - 5:59

score 942 · Answer 5 · 2026-04-03 07:28:12

942

Views

Loch Ness monster and Jacob's Ladder Surfaces are NOT homeomorphic

Published on 03 Apr 2026 - 7:28

score 485 · Answer 6 · 2020-09-09 19:33:57

485

Views

Compact exact formula for circumference of ellipse

Published on 09 Sep 2020 - 19:33

score 38 · Answer 7 · 2020-09-11 14:52:17

38

Views

If $\varphi (x)=\frac{d(x,A_{p})}{||x-p||}$, then $\lim_{x\to p}\varphi (x)=0$

Published on 11 Sep 2020 - 14:52

score 195 · Answer 8 · 2026-03-26 14:19:47

195

Views

Rendering Lawson's comparison surfaces for the Willmore problem

Published on 26 Mar 2026 - 14:19

score 386 · Answer 9 · 2020-09-12 21:38:45

386

Views

Given curve on a regular surface $S$ is a line of curvature in $S$ if and only if the ruled surface is developable

Published on 12 Sep 2020 - 21:38

score 70 · Answer 10 · 2020-09-13 04:04:34

70

Views

Are all metric tensors of 3 dimensional surfaces 2x2?

Published on 13 Sep 2020 - 4:04

score 663 · Answer 11 · 2026-03-30 01:47:03

663

Views

Rotating the hyperboloid of two sheets $z^2-y^2-x^2=1$

Published on 30 Mar 2026 - 1:47

score 99 · Answer 12 · 2020-09-19 00:10:17

99

Views

Is this disk trivial in homology?

Published on 19 Sep 2020 - 0:10

score 47 · Answer 13 · 2026-04-05 18:39:23

47

Views

How do I determine if a given curve gives us the reparametrization of another curve?

Published on 05 Apr 2026 - 18:39

score 122 · Answer 14 · 2026-03-26 09:32:47

122

Views

Formula $m_p(C\cap D)=\sum_xm_x(C)m_x(D)$, for $x$ infinitely near $p$, applied to a concrete example

Published on 26 Mar 2026 - 9:32

score 398 · Answer 15 · 2026-04-02 23:41:02

398

Views

Can the inverse image of a regular value be a single point?

Published on 02 Apr 2026 - 23:41

List Question

Straight lines on surfaces other than $\mathbb{S}^2$ and $\mathbb{H}$

Why use different intuitions for volume and surface of revolution.

In $\mathbb R^3$ with coordinates $a,b,c,$ sketch the surface whose points represent polynomials $x^4 + ax^2 + bx + c$ with multiple roots.

When closed and continuous maps discrete to discrete

Loch Ness monster and Jacob's Ladder Surfaces are NOT homeomorphic

Compact exact formula for circumference of ellipse

If $\varphi (x)=\frac{d(x,A_{p})}{||x-p||}$, then $\lim_{x\to p}\varphi (x)=0$

Rendering Lawson's comparison surfaces for the Willmore problem

Given curve on a regular surface $S$ is a line of curvature in $S$ if and only if the ruled surface is developable

Are all metric tensors of 3 dimensional surfaces 2x2?

Rotating the hyperboloid of two sheets $z^2-y^2-x^2=1$

Is this disk trivial in homology?

How do I determine if a given curve gives us the reparametrization of another curve?

Formula $m_p(C\cap D)=\sum_xm_x(C)m_x(D)$, for $x$ infinitely near $p$, applied to a concrete example

Can the inverse image of a regular value be a single point?

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