Abstract
In this paper, we prove that Latif’s fixed point statements for $w$-distance or other weak distances are indeed equivalent with some weak distance variants of Caristi’s fixed point statement, Ekeland’s variational principle statement and Takahashi’s nonconvex minimization statement.
Citation
Wei-Shih Du. "On Latif's Fixed Point Theorems." Taiwanese J. Math. 15 (4) 1477 - 1485, 2011. https://doi.org/10.11650/twjm/1500406359
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