$(1-2u^2)$-constacyclic codes over ${\mathbb{F}}_p+u{\mathbb{F}}_p+u^2{\mathbb{F}}_p$

Hojjat Mostafanasab, Negin Karimi

Let ${\mathbb{F}}_p$ be a finite field and $u$ be an indeterminate. This article studies $(1-2u^2)$-constacyclic codes over the ring ${\mathbb{F}}_p+u{\mathbb{F}}_p+u^2{\mathbb{F}}_p$, whe…