Remember when challengers were fun?

The last 10 challenges I have seen were useless challenges, that seemed like the op was just trying to get us to do his homework for him.

Remember challenge 5 when we got to make our own toy language? Or challenge 8 where we got to create a text based battle system? That shit was fun.

I demand a real challenge now.

a language of your choosing, write a program that takes a mathematical function and window size variables (i.e. Xmin, Xarn, Xscl, Ymin, etc