### Notes

Supporting heuristic optimization too? Only objectives and variables would be needed and constraints would be superfluous. Objectives would probably have to support non-mathematical evaluation functions.

Objective and Constraint could probably inherit from a common base class.

use `pyreverse -my -o pdf optlang` to generate a UML diagram

Looks like it is [not ok](https://code.google.com/p/sympy/issues/detail?id=3680#c7) to change sympy Symbol's name attribute (doesn't raise an error though).
Checkout [http://www.cuter.rl.ac.uk/](http://www.cuter.rl.ac.uk/)
Should Variables be singletons?

http://jamie.curle.io/blog/my-first-experience-adding-package-pypi/
