Monthly Archives: January 2018

Floral Shield #2

This is one of the aperiodic tilings made famous by Roger Penrose.

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

Floral Shield

Image | Posted on by | Tagged , , , | Leave a comment

Conjoined Small Stellated Dodecahedral Triplets

The central small stellated dodecahedron is augmented on two opposite star-faces by additional small stellated dodecahedra. I made this using Stella 4d: Polyhedron Navigator, available at http://www.software3d.com/Stella.php.

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

Congratulations! We’ve Survived One Year of President Trump.

There are no guarantees regarding future years.

Posted in Life, Politics | Tagged , , , , , | 1 Comment

Fiftystar: My 2018 Birthday Star

Every year, it is my tradition to make a star for my birthday. This is the one for today, with fifty points for my new age. I like the view from age 50. I can see half-centuries before and after … Continue reading

Posted in Art, Life, Mathematics | Tagged , , , | 3 Comments