Aleksandra Gorzkowska

collaborators

2 papers

math.CO2024

A note on sequences variant of irregularity strength for hypercubes

Anna Flaszczyńska, Aleksandra Gorzkowska, Mariusz Woźniak

Let $f : E \mapsto {1, 2, \dots, k}$ be an edge coloring of the $n$ - dimensional hypercube $H_{n}$ . By the palette at a vertex $v$ we mean the sequence $\left(f(e_1(v)), f(e_1(v)),\do…

math.CO2024

Arc-distinguishing of orientations of graphs

Aleksandra Gorzkowska, Jakub Kwaśny

A distinguishing index of a (di)graph is the minimum number of colours in an edge (or arc) colouring such that the identity is the only automorphism that preserves that colouring.…