English

An Elementary Proof of a Minimax Theorem

History and Overview 2025-12-22 v2 Classical Analysis and ODEs Optimization and Control

Abstract

Here, we give a self-contained and elementary proof of a minimax theorem due to Fan in a simplified setting that can be taught in an advanced undergraduate course. Our proof follows Nikaido's argument with some simplifications.

Cite

@article{arxiv.2511.19416,
  title  = {An Elementary Proof of a Minimax Theorem},
  author = {Jeff Calder},
  journal= {arXiv preprint arXiv:2511.19416},
  year   = {2025}
}
R2 v1 2026-07-01T07:52:42.500Z