A fixed point theorem with a functional inequality.
A pointwise contraction criteria for the existence of fixed points.
A variant of a fixed point theorem of Browder-Fan and Reich.
Some fixed point theorems for set valued directional contraction mappings.
A fixed point theorem for contraction mappings.
The best approximation and an extension of a fixed point theorem of F. E. Browder.
Some fixed point theorems for nonconvex spaces.
A fixed point theorem for a nonlinear type contraction.
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