This paper revises the mistakes of RBA-P and RAB-C algorithms, and gives a new method for network reliability analysis. The method can generate disjoint sums by constructing a branching tree.

• 修正了RBA-P算法和RBA-C算法中的错误，提出了一种分析网络可靠性的新方法。这种算法通过构造树的方法产生不交和。