Differences

This shows you the differences between two versions of the page.

groups [2012/06/15 23:09]
jipsen
groups [2012/06/15 23:11] (current)
jipsen
Line 19: Line 19:
It follows that $e$ is a right-identity and that $^{-1}$gives a right It follows that $e$ is a right-identity and that $^{-1}$gives a right
inverse: $xe=x$, $xx^{-1}=e$. inverse: $xe=x$, $xx^{-1}=e$.
- 
-This definition shows that groups form a variety. 
==Morphisms== ==Morphisms==
Line 82: Line 80:
f(18)= &5\\ f(18)= &5\\
\end{array}$ \end{array}$
 +
Information about small groups up to size 2000: http://www.tu-bs.de/~hubesche/small.html Information about small groups up to size 2000: http://www.tu-bs.de/~hubesche/small.html