Daily Archives: 22 December 2014

If You Have Enough Platonic Dodecahedra Around, and Glue Them Together Just Right, You Can Make a Rhombic Triacontahedron.

Aren’t you glad to know that? As soon as I found out isocahedra can form a rhombic dodecahedron (see last post), I knew this would be true as well. Why? Zome explains why, actually. It’s at http://www.zometool.com. Anything buildable with … Continue reading

Posted in Mathematics | Tagged , , , , , , | Leave a comment

A Rhombic Dodecahedral Lattice, Made of Icosahedra

I used Stella 4d: Polyhedron Navigator to make this. You can find this program at http://www.software3d.com/Stella.php.

Posted in Mathematics | Tagged , , , , | 2 Comments

A Compound of Three Square Dipyramids

The reason I am not calling this a compound of three octahedra is that the faces of the dipyramids aren’t quite equilateral. They are, however, isosceles. This was created with Stella 4d, which you can buy, or try for free, … Continue reading

Posted in Mathematics | Tagged , , , , , | Leave a comment