Antimagic and product antimagic graphs with pendant edges

Mercè Mora, Joaquín Tey

Let $G=(V,E)$ be a simple graph of size $m$ and $L$ a set of $m$ distinct real numbers. An $L$-labeling of $G$ is a bijection $\varphi :E\to L$. We say that $\varphi$ is an antimagic…