1 citations · 1 across the 2 of their papers we have counts for
3 papers
Make me an Offer: Forward and Reverse Auctioning Problems in the Tourism Industry
Ioannis T. Christou, Dimitris Doukas, Konstantina Skouri +1
Most tourist destinations are facing regular and consistent seasonality with significant economic and social impacts. This phenomenon is more pronounced in the post-covid era, wher…
Arrow type impossibility theorems over median algebras
Miguel Couceiro, Stephan Foldes, Gerasimos C. Meletiou
We characterize trees as median algebras and semilattices by relaxing conservativeness. Moreover, we describe median homomorphisms between products of median algebras and show that…
Some remarks on structural matrix rings and matrices with ideal entries
Stephan Foldes, Gerasimos Meletiou
Associating to each pre-order on the indices 1,...,n the corresponding structural matrix ring, or incidence algebra, embeds the lattice of n-element pre-orders into the lattice of…