By Simone Costa and Stefano Della Fiore

In [12] was introduced, for cyclic groups, the class of partially filled arrays of the non-zero sum Heffter array that are, as the Heffter arrays, related to difference families, graph decompositions, and biembeddings. Here we generalize this definition to any finite groups. Given a subgroup *J* of order *t* of... Show more

September 6, 2022

Loading full text...

Similar articles

Loading recommendations...

x1

Existence of $λ$-Fold Non-zero sum Heffter arrays through local considerations

Click on play to start listening