On Darboux selections
Differentiable roads for real functions
On decomposing the plane into connected or one-to-one curves
Cluster directions of euclidean sets
On the fixed points in an -limit set
Let and be closed subsets of [0,1] with a subset of the limit points of . Necessary and sufficient conditions are found for the existence of a continuous function such that is an -limit set for and is the set of fixed points of in .
On dense, arcwise-connected sets in the plane
On jumping functions by connected sets
On the search for Borel selections
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