2007/09/04 by Elemer E. Rosinger, Rosinger, Elemer E.
Mathematics · #FOS: Mathematics #General Mathematics (math.GM) #math.GM
paper · pdf · doi:10.48550/arxiv.0709.0361
arxiv created 2007/09/04 · arxiv updated 2009/12/01
The problem is posed to find out for arbitrary nonvoid sets X which are all the mappings T : X \longrightarrow X that can be defined and each separately identified through means of categories alone. As argued, this problem may have a certain foundational relevance.