- The Fussell-Vesely importance at time for component is given by where is the probability that at least one minimal cut set containing component has failed at time and is the probability that the system has failed at time . A minimal cut set is a minimal set of components which, if failed, causes the system to fail.
- The results are returned in the component order given in the distribution list in rdist or fdist.
The result is given in the same order as the distribution list in ReliabilityDistribution:
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