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Continuum theory, point-set topology, spaces with algebraic structure, foundations, dimension theory, local and global properties.

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A density problem

Let $\langle\cdot,\cdot\rangle$ be the usual scalar product in ${\bf R}^n$ ($n\geq 2$) and let $B$ be the closed unit ball of ${\bf R}^n$. Denote by $C^0(B,B)$ the space of all continuous functions fr …
Biagio Ricceri's user avatar