Small group number 2 of order 16

G = Ab(4,4) is Abelian group C4 x C4

The Hall-Senior number of this group is 3.

This cohomology ring calculation is complete.


Ring structure

The cohomology ring has 4 generators:

There are 2 minimal relations:

This minimal generating set constitutes a Gröbner basis for the relations ideal.


Back to the groups of order 16