3 ms·
> A ring is a set. No. It is a set together with additional structure. Without this additional structure you just have a set, not a ring. > So is a group. Ag
by throwaway37585 8y ago
> A ring is a set.
No. It is a set together with additional structure. Without this additional structure you just have a set, not a ring.
> So is a group.
Again, no. It is a set together with additional structure.
Note: The collection of all groups is not even a set!