List questions from analytic-geometry

Published on 24 Jul 2020 - 15:23

116

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Determining analytically the number of times a line intersects a general 3D surface

Published on 27 Mar 2026 - 13:44

123

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Find the value of $a$ for which the two lines are on the same plane

Published on 25 Jul 2020 - 7:19

77

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Inequality related to $\sum_{i=1}^{m}\sum_{j=i+1}^{m} \left\Vert a_{i}+a_{j}\right\Vert$

Published on 25 Jul 2020 - 7:39

31

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segment whose ends are the points of intersection between the Euler line and the triangle

Published on 25 Jul 2020 - 19:46

48

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Show $C(t)=(2\cos^3(t),\sin(2t),2\sin(t))$ is on the intersection of $x^2+y^2+z^2=4$ and $x^2+y^2=2x$

Published on 31 Mar 2026 - 11:55

89

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counterexample completeness of metric spaces

Published on 26 Mar 2026 - 19:05

230

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Finding perpendicular lines in $\mathbb R^4$

Published on 30 Mar 2026 - 7:05

677

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General equation of a translated and rotated torus

Published on 30 Mar 2026 - 13:40

88

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Find $ED$ in the triangle $ABC$

Published on 28 Jul 2020 - 4:49

86

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On the formal definition of vectors?

Published on 29 Jul 2020 - 14:14

154

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How do you find the area of the 'floors' in a torus?

Published on 29 Jul 2020 - 17:06

458

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Prove complex numbers $a$ and $b$ are antipodal under stereographic projection $\iff a \overline{b} = -1$

Published on 29 Jul 2020 - 20:55

43

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Find coordinates of parallel lines within a circle sector

Published on 30 Jul 2020 - 12:47

68

Views

where did the extra solution go?

Published on 30 Jul 2020 - 18:35

List Question

How to know if two conic hull intersect

Determining analytically the number of times a line intersects a general 3D surface

Find the value of $a$ for which the two lines are on the same plane

Inequality related to $\sum_{i=1}^{m}\sum_{j=i+1}^{m} \left\Vert a_{i}+a_{j}\right\Vert$

segment whose ends are the points of intersection between the Euler line and the triangle

Show $C(t)=(2\cos^3(t),\sin(2t),2\sin(t))$ is on the intersection of $x^2+y^2+z^2=4$ and $x^2+y^2=2x$

counterexample completeness of metric spaces

Finding perpendicular lines in $\mathbb R^4$

General equation of a translated and rotated torus

Find $ED$ in the triangle $ABC$

On the formal definition of vectors?

How do you find the area of the 'floors' in a torus?

Prove complex numbers $a$ and $b$ are antipodal under stereographic projection $\iff a \overline{b} = -1$

Find coordinates of parallel lines within a circle sector

where did the extra solution go?

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