oyamad/game_theory_models — pull request #8 by oyamad (2014-11-17 07:16:53+00:00)
Title: In is_nash two-player case handled separately, etc

@kusanominal
* In `is_nash`, two-player case are handled separately.
* Degenerate cases with a single player are handled.

The remaining is `__setitem__`. Will you try to write code for this?