|
|
|
|
|
|
by renewiltord
1163 days ago
|
|
|
Yep, an extension is only interesting if it is a true extension, i.e. retains the properties of the thing being extended. So complex numbers are interesting as an an extension of reals since reals are isomorphic to the subring. Likewise with quaternions and reals / complex numbers. |
|
|