From Simplices to Abstract Convex Spaces: A brief history of the KKM theory
We review briefly the history of the KKM theory from the original KKM theorem on simplices in 1929 to the birth of the new partial KKM spaces by the following steps. (1) We recall some early equivalent formulations of the Brouwer fixed point theorem and the KKM theorem. (2) We summarize Fan’s fo...
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| Format: | Article |
| Language: | English |
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Erdal KARAPINAR
2018-01-01
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| Series: | Results in Nonlinear Analysis |
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| Online Access: | http://static.dergipark.org.tr/article-download/db32/3995/694b/5ad3b68056f23.pdf? |