List questions from affine-geometry

Published on 02 Feb 2020 - 18:43

211

Views

Understanding affine combination of points in affine plane

Published on 26 Mar 2026 - 5:54

247

Views

Geometric interpretation of adding two hyperplanes

Published on 10 Feb 2020 - 16:59

371

Views

Questions relating to explanation of polyhedra and simplexes

Published on 12 Feb 2020 - 16:47

124

Views

Linear transformation for a triangle with height

Published on 17 Feb 2020 - 15:14

487

Views

Projection matrix which is orthographic in one dimension and perspective in the other

Published on 20 Feb 2020 - 13:05

489

Views

Defining a polar coordinate system on a Euclidian space

Published on 22 Feb 2020 - 18:57

714

Views

Union of two affine subspaces

Published on 23 Feb 2020 - 11:16

110

Views

Find an explicit formula for $I_n$ in terms of $a$ and $b$.

Published on 10 Mar 2020 - 14:46

113

Views

Unique hyperplane if no convex combination exists

Published on 11 Mar 2020 - 11:55

18

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What kind of object is the N-tuple that describes an affine scaling operation in N dimensions, and how does it transform?

Published on 11 Mar 2020 - 20:24

50

Views

Incidence geometry with curves instead of lines

Published on 13 Mar 2020 - 13:04

41

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For $Y_1,Y_2$ closed subsets of $\mathbb{A}_k^n$, $\mathcal{I}(Y_1 \cap Y_2)= \text{rad}(\mathcal{I}(Y_1)+\mathcal{I}(Y_2))$

Published on 25 Mar 2026 - 22:05

696

Views

Zariski topology and product topology

Published on 25 Mar 2026 - 17:19

248

Views

Dimension of intersection of affine subspaces

Published on 25 Mar 2026 - 14:37

List Question

Rotating a Linear Equation around a point other than the origin

Understanding affine combination of points in affine plane

Geometric interpretation of adding two hyperplanes

Questions relating to explanation of polyhedra and simplexes

Linear transformation for a triangle with height

Projection matrix which is orthographic in one dimension and perspective in the other

Defining a polar coordinate system on a Euclidian space

Union of two affine subspaces

Find an explicit formula for $I_n$ in terms of $a$ and $b$.

Unique hyperplane if no convex combination exists

What kind of object is the N-tuple that describes an affine scaling operation in N dimensions, and how does it transform?

Incidence geometry with curves instead of lines

For $Y_1,Y_2$ closed subsets of $\mathbb{A}_k^n$, $\mathcal{I}(Y_1 \cap Y_2)= \text{rad}(\mathcal{I}(Y_1)+\mathcal{I}(Y_2))$

Zariski topology and product topology

Dimension of intersection of affine subspaces

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