List questions from stereographic-projections

Published on 19 Oct 2015 - 21:08

657

Views

Image of stereographic projection of line

Published on 20 Oct 2015 - 15:43

7.3k

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Stereographic projection (Theorem that circles on the sphere get mapped to circles on the plane)

Published on 21 Mar 2026 - 21:54

494

Views

Projectivization and stereographic projection, or: Why nonlinear + nonlinear = linear?

Published on 21 Nov 2015 - 4:47

79

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Doubt with an illustration of algebraic curves and Riemann surfaces

Published on 28 Nov 2015 - 12:31

1k

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Projecting a sphere from inside

Published on 07 Mar 2026 - 10:58

184

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Stereographic projection $S^3 \to \mathbb{P}^2(\mathbb{C})$

Published on 09 Jan 2016 - 10:23

398

Views

The identity map from $\mathbb{\bar B}^3$(as a subset of $\mathbb{R}^3)$ into $\mathbb{\bar B}^3$(as a smooth manifold with boundary) is not smooth?

Published on 17 Mar 2026 - 16:15

1.6k

Views

Rank of Jacobian Matrix for the Stereographic Projection

Published on 01 Feb 2016 - 3:37

369

Views

Show that all complex numbers $z \not= -1$ can be written as $z=\frac{1+it}{1-it}$

Published on 21 Feb 2016 - 19:42

64

Views

If $\phi : S^n - \{e_{n+1}\} \to \mathbb{R}^n$ is the stereographic projection, how to compute $\phi^{-1}$?

Published on 14 Mar 2016 - 12:19

3.1k

Views

Mapping The Unit Disc To The Hemisphere?

Published on 27 Feb 2026 - 1:20

59

Views

Why is $\mu=1$ clear?

Published on 25 Mar 2026 - 8:19

145

Views

curvature of an arc in S3, in stereographic projection

Published on 01 May 2016 - 8:03

245

Views

How to find a function on a 3-dimentional space base on a set of points?

Published on 09 May 2016 - 13:17

List Question

What is the equation of the point on a Sphere in $S^n$\ $P$?

Image of stereographic projection of line

Stereographic projection (Theorem that circles on the sphere get mapped to circles on the plane)

Projectivization and stereographic projection, or: Why nonlinear + nonlinear = linear?

Doubt with an illustration of algebraic curves and Riemann surfaces

Projecting a sphere from inside

Stereographic projection $S^3 \to \mathbb{P}^2(\mathbb{C})$

The identity map from $\mathbb{\bar B}^3$(as a subset of $\mathbb{R}^3)$ into $\mathbb{\bar B}^3$(as a smooth manifold with boundary) is not smooth?

Rank of Jacobian Matrix for the Stereographic Projection

Show that all complex numbers $z \not= -1$ can be written as $z=\frac{1+it}{1-it}$

If $\phi : S^n - \{e_{n+1}\} \to \mathbb{R}^n$ is the stereographic projection, how to compute $\phi^{-1}$?

Mapping The Unit Disc To The Hemisphere?

Why is $\mu=1$ clear?

curvature of an arc in S3, in stereographic projection

How to find a function on a 3-dimentional space base on a set of points?

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