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Examples of functions from matrices to real numbers with certain properties

Let $M(\mathbb{R})$ be the set of all matrices (of any size) over $\mathbb{R}$. Let $v : M(\mathbb{R}) \rightarrow \mathbb{R}$ be a function which satisfies the following 5 properties: If $\mathbf{ …
Anthony Mendes's user avatar
1 vote

Simple proof of the existence of Nash equilibria for 2-person games?

I, too, have been curious about a short proof of von Neumann's Minimax theorem for matrix games which might be explained to undergraduates. Without introducing any concepts from linear programming a …
Anthony Mendes's user avatar