Continuous Comodules

Nikken Prima Puspita, Indah Emilia Wijayanti, Budi Surodjo

Let $R$ be a commutative ring with unity and $C$ be an $R$-coalgebra. The ring $R$ is clean if every $r\in R$ is the sum of a unit and an idempotent element of $R$. An $R$-module…