Seminormed $\ast$-subalgebras of ${\ell }^{\infty }(X)$

Mahmood Alaghmandan, Mehdi Ghasemi

Arbitrary representations of a commutative unital ($\ast$-) $\mathbb{F}$-algebra $A$ as a subalgeba of ${\mathbb{F}}^X$ are considered, where $\mathbb{F}=\mathbb{C}$ or $\mathbb{R}$…