10 questions linked to/from How to draw an ellipse arc in 3D?
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### An efficient circular arc primitive for Graphics3D

As many people have noted, the 2D graphics primitive Circle doesn't work in a Graphics3D environment (even in v10.0-v10.4, where ...
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### How to draw a Circle in 3D on a sphere [duplicate]

The Circle function is strictly a 2D Graphics object, so that we cannot directly combine a ...
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### Visualizing vector spherical harmonics

I have painstakingly derived the vector-spherical harmonics $\mathbf{V}_{J,\,M}^\ell(\theta, \phi)$, which are the generalization of ordinary spherical harmonics $Y_\ell^m(\theta, \phi)$ to vector ...
583 views

### How can I create a graphic of a wedge of a cylinder (like a slice of pie)?

http://demonstrations.wolfram.com/HoleInACylinder/ This demonstration uses Graphics3D and is able to generate what I want, but I cant figure out how to separate ...
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### How to draw a coordinate system diagram?

I want to make drawings like these in Mathematica: I don't know if Mathematica is a gppd solution for drawing such images. If it is, please tell me how to do it; if not, please suggest another ...
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### function to draw a 3-point arc

This may be too trivial, but I couldn't find a relevant thread on SE. Given 3 points, how one can draw an arc? Of course, I can implement a function like: ...
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### How can i draw ellipse in 3D? [closed]

I’m using mathematica 9.0 and want to draw an Ellipse in 3D. I notice that there is “Sphere”, but not ellipse... what is the easy way do draw one? Thanks
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### Projecting a Graphics3D object onto a plane

I would like to project a 3-dimensional cone onto a plane and mark the intersection (which is an ellipse) with a line. I find cone2 by performing a transformation ...
I need to plot 6 points in 3D. I used the command 'Plot' but I couldn't draw it. The coordinates of points $A,A',B,B',C,C',D$ are given. $AD,BD,CD$ are straight line segments $AA',BB',CC'$ are arcs ...