English

A Problem in Categories

General Mathematics 2007-09-05 v1

Abstract

The problem is posed to find out for arbitrary nonvoid sets XX which are all the mappings T:XXT : 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.

Cite

@article{arxiv.0709.0361,
  title  = {A Problem in Categories},
  author = {Elemer E. Rosinger},
  journal= {arXiv preprint arXiv:0709.0361},
  year   = {2007}
}
R2 v1 2026-06-21T09:13:34.865Z