Abstract
The purpose of this note is to prove a new topological saddle-point theorem, which in turn includes classical saddle-point theorems such as the Sion minimax theorem and others in topological vector spaces as special cases.
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Yu, J., Yuan, X.Z. New Saddle Point Theorem Beyond Topological Vector Spaces. Journal of Optimization Theory and Applications 96, 211–219 (1998). https://doi.org/10.1023/A:1022679504350
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DOI: https://doi.org/10.1023/A:1022679504350