Tight hypergraphs

It deservs to be mentioned that in any $ 3 $-colouring of $ {\mathbb Z}_p^*/{\mathbb Z}_3^* $, the equation $ x+y=z $, have an heterochromatic (rainbow) solution; here, $ {\mathbb Z}_p^* $ denotes the multiplicative group of the field $ {\mathbb Z}_p $.

Reply

Comments are limited to a maximum of 1000 characters.
More information about formatting options