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Content

2D objects

circle(r) with radius r, 园

1. circle(2)

oval(r1,r2) with x radius r1 and y radius r2, 椭园

2. oval(2,1)

2 semicircle(r) with radius r, 半园

3. -semicircle(1) and semicircle(1)

disc(r) with radius r

4. disc(1) disc with radius 1.

   complex disk(z)

5. disk(z) in complex plane

   ring(r1,r2) with two radius r1 and r2

6. ring(1,2) ring with radius 1 and 2.

   more in Drawing

   3D objects

7. Parametric Surfaces 25 parametric equations
8. Parametric Surfaces 200 parametric equations:
   Please refresh this webpage to show different graphics, click the "Parametric Surfaces" to enlarge, click the "equation" to show 200 equations for graphics.

9. cube
10. cubes
11. sphere
12. spheres
13. cylinder
14. polyhedron
    more objects in graphics objects

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Reference 参阅