Simple version
#mathartpic.twitter.com/FGVAmQktf2
You can add location information to your Tweets, such as your city or precise location, from the web and via third-party applications. You always have the option to delete your Tweet location history. Learn more
I have just made one, but your illusion work is much better!pic.twitter.com/J1zEwLo3BQ
I was trying to adapt a pattern containing tiles similar to those in the “cairo tiling” to be able to make patterns using different n-fold rotational symmetries. When I animated the sequence, it happened to stop on the one with 4-fold symmetry, and some lines looked curved...
Twitter may be over capacity or experiencing a momentary hiccup. Try again or visit Twitter Status for more information.