Like Magic

magic-tetrahelix_8560magic-tetrahelix_8528
These diagrams look complicated, like any magic trick. But when you fasten the third string of ribs to the two open spines the elegant simplicity of the construction of this tetrahelix is a revelation.
magic-tetrahelix_8546
The third face, the final string of ribs, magically makes the two dimensional constructure into fluid curves in three dimensions.
tetrahelix-simple_8546complex-tetrahelix_8567Viewed from outside, the tetrahelix displays a neat and clever arrangement of equilateral triangles. The mystery is that when it is viewed from above, looking at the insides, it is irrational and complicated.

The dragonfly
can’t quite land
on that blade of grass.

Basho

As you can see, it’s easier to make than to describe or to draw.
Look here:
http://www.cheetah3d.com/forum/showthread.php?t=5083

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