Access Structure. SupposeP = {P1, P2, …, Pn} is a set of parties. A collection ofW ⊆ 2Pis monotone if∀B,C : B ∈ WandB ⊆ CthenC ∈ W. An access structure is the collectionWwith non-empty subsets ofP, i.e.,W ⊆ 2P\{∅}. T...
An electrical apparatus for automatically breathing a beverage, which comprises an air processing system takes in atmospheric air and concentrates oxygen content to reach as much as 90% or higher by volume. The apparatus further comprises a controller for automatically controlling parameters of the oxyg...