Key points are not available for this paper at this time.
Tangle is a concept in graph theory that has a dual relationship with tree-width which is well-known graph width parameter. Ultrafilter is a fundamental notion in mathematics. In this concise paper, we will reconsider the relationship between Tangle and Ultrafilter in digraph.
Takaaki Fujita (Thu,) studied this question.
Synapse has enriched 5 closely related papers on similar clinical questions. Consider them for comparative context: