Questions on the construction of 2D and 3D graphics through the direct use of primitives, directives, and functions. Include the graphics3d tag for questions specifically on 3D graphics. This tag is not to be used for basic questions on visualizing functions and lists using the various flavors of ...

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10
votes
2answers
819 views

How can I get Overlay to position graphics according to coordinates?

If I draw graphics like this, I get exactly what I need: Graphics[{{Blue, Disk[{0, 0}, 10, {0, Pi/2}]}, {Red, Disk[{0, 0}, 3, {0, Pi/4}]}}] But I need to ...
22
votes
2answers
714 views

Is there a way to have Plot draw points on a function where the function is undefined as circles as in textbooks?

A very common feature of graphs of functions used throughout textbooks are simple indications, such as open circles, of the points at which a function is undefined. Is there a way to do this in ...
12
votes
1answer
447 views

Generating a topological space diagram for an n-element set

Over on StackOverflow I asked a similar question for the n=3 case, but the answer given doesn't easily generalize. How can I make a diagram such as this: But for a general n-element space ...
38
votes
4answers
2k views

Point Renderings Slightly Off in Mathematica

The Mathematica code ...
28
votes
4answers
594 views

Undocumented form for FilledCurve[]

New in Mathematica 8 is FilledCurve (and its cousin JoinedCurve). The docs state that this function can take a list of segments ...