Tag Info

Let $\Omega$ be a set of entities. An *access structure* $\mathcal{A}$ is a collection of nonempty subsets of the power set $P(\mathcal{A})$. This structure is called *monotone*, if $A\in\mathcal{A}$ implies $B\in\mathcal{A}$ for all supersets $B\supseteq A$
Let $\Omega$ be a set of entities. An access structure $\mathcal{A}$ is a collection of nonempty subsets of the power set $P(\mathcal{A})$. This structure is called monotone, if $A\in\mathcal{A}$ implies $B\in\mathcal{A}$ for all supersets $B\supseteq A$.