We have the following indirect implication of form equivalence classes:
| Implication | Reference |
|---|---|
| 210 \(\Rightarrow\) 210 |
Here are the links and statements of the form equivalence classes referenced above:
| Howard-Rubin Number | Statement |
|---|---|
| 210: | The commutator subgroup of a free group is free. |
| 210: | The commutator subgroup of a free group is free. |
Comment: