Optimal Anticodes, Diameter Perfect Codes, Chains and Weights

Luciano Panek, Nayene Michele Paião Panek

Let $P$ be a partial order on $[n]=\{1,2,\dots ,n\}$, ${\mathbb{F}}_q^n$ be the linear space of $n$-tuples over a finite field ${\mathbb{F}}_q$ and $w$ be a weight on $\mathbb{F}…