A detailed demonstration about the provement, the relation with the linear system, the homogeneity property and the additivityproperty of the superposition theorem is also given.
迭加定理与线性系统的关系．迭加定理的齐次性和可加性，作了较详细的论证。
2
This value is characterized as the unique function that satisfies efficiency, complete symmetry, the quasi-null player property and additivity.