List questions from projective-geometry

Published on 25 Mar 2026 - 20:20

173

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(Lost in space) Tell if my 2D points are a projection from a set of 3D points

Published on 02 Feb 2017 - 16:23

1.7k

Views

Conic in the projective plane

Published on 03 Feb 2017 - 23:22

550

Views

Visualizing tuples $(a,b,x,y)$ of the extended Euclidean algorithm in a four-dimensional tesseract. Are there hidden symmetries?

Published on 26 Mar 2026 - 21:27

648

Views

Conics with a singular point

Published on 29 Mar 2026 - 8:44

111

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Map predicted xy points to measured xy points

Published on 30 Mar 2026 - 13:53

8.3k

Views

Shadow of a 3D object on a plane

Published on 25 Feb 2017 - 20:56

493

Views

Mobius strip algebraic properties.

Published on 26 Feb 2017 - 4:35

2.1k

Views

How to prove that any line contain at least three points?

Published on 29 Mar 2026 - 4:54

88

Views

Does the projective closure of an affine plane of order $n$ also have order $n$?

Published on 25 Mar 2026 - 17:33

181

Views

Help with showing $\int_{\mathbb{C}P^1} \omega_{FS} = \pi$

Published on 28 Feb 2017 - 3:04

121

Views

Smallest linear Basis of n dimensional curves

Published on 28 Feb 2017 - 9:01

54

Views

Question on the twisted cubic

Published on 01 Mar 2017 - 20:52

53

Views

What is projection from a plane to other plane of a point in Fourier Domain?

Published on 03 Mar 2017 - 23:42

852

Views

Distance between a 3D point and a Plucker line (or alternative representation)

Published on 06 Mar 2017 - 4:53

List Question

How can I visualize a four-dimensional point inside a Schlegel diagram of a tesseract?

(Lost in space) Tell if my 2D points are a projection from a set of 3D points

Conic in the projective plane

Visualizing tuples $(a,b,x,y)$ of the extended Euclidean algorithm in a four-dimensional tesseract. Are there hidden symmetries?

Conics with a singular point

Map predicted xy points to measured xy points

Shadow of a 3D object on a plane

Mobius strip algebraic properties.

How to prove that any line contain at least three points?

Does the projective closure of an affine plane of order $n$ also have order $n$?

Help with showing $\int_{\mathbb{C}P^1} \omega_{FS} = \pi$

Smallest linear Basis of n dimensional curves

Question on the twisted cubic

What is projection from a plane to other plane of a point in Fourier Domain?

Distance between a 3D point and a Plucker line (or alternative representation)

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