Draw an ellipsoid
49493
Shaded 3D ellipsoid with pgfplot
83230
A useful illustration for differential geometry
5232
Model a simple 3D spiral shape?
19900
Calculating equidistant points around an ellipse arc
48859
Draw a vector with mathematica
3580
How do I draw a DensityPlot in polar coordinates?
56832
Drawing discs with circular holes with TikZ
140960
How to draw the shape of a 2D, 2nd order, element of an ElementMesh
57076
How to draw spherical geometries with TeX?
97205
Using \newcommand with ellipse in tikz
17545
Tangent lines to ellipse from external point
157058
How to draw a torus
148963
The Ellipse Problem - finding an ellipse inside a triangle
50278
Explicit formula for conformal map from ellipse to unit disc (interior to interior)
56081
Prove that the ellipsoid $E = \{ (x,y,z) \in R^3 \mid \frac{x^2}{a^2} + \frac{y^2}{b^2} + \frac{z^2}{c^2} \leq 1 \}$ is convex
4343
Conformal parametrization of an ellipse
18290
Distance of a test point from the center of an ellipsoid