Hypothesis: HR 6:
\(UT(\aleph_0,\aleph_0,\aleph_0,\Bbb R)\): The union of a denumerable family of denumerable subsets of \({\Bbb R}\) is denumerable.
Conclusion: HR 240:
If a group \(G\) satisfies "every ascending chain of subgroups is finite", then every subgroup of \(G\) is finitely generated.
List of models where hypothesis is true and the conclusion is false:
| Name | Statement | 
|---|---|
| \(\cal N32\) Hickman's Model III | This is a variation of \(\cal N1\) | 
Code: 3
Comments: