I made note of this in the Batman forum in regards to Batman's logo, but there's also an example regarding Superman's logo.
Amazing...
http://ibmathsresources.com/2014/09/...uperman-maths/
This is done by using a search engine called Wolfram Alpha:
https://en.wikipedia.org/wiki/Wolfram_Alpha
Check it out in action:
https://www.wolframalpha.com/input/?i=superman%27s+logo
There's also one for Bizarro:
https://www.wolframalpha.com/input/?...%90like+lamina
Someone else who did this and how they did it:
https://www.reddit.com/r/math/commen...perman_symbol/
http://imgur.com/a/mYcUt