Hypothesis: HR 32:

\(C(\aleph_0,\le\aleph_0)\): Every denumerable set of non-empty countable sets  has a choice function.

Conclusion: HR 338:

\(UT(\aleph_0,\aleph_0,WO)\): The union of a denumerable number of denumerable sets is well orderable.

List of models where hypothesis is true and the conclusion is false:

Name Statement

Code: 3

Comments:


Edit | Back