How to define system improvement and deterioration for a repairable system
Nader Baradaran Ebrahimi · IEEE Transactions on Reliability · 1989
The problem of how to define system improvement and deterioration for a repairable system has long been of interest to those who are engaged in reliability analysis. A model-free definition of system behavior is provided. Various properties of the definition are studied. A new model is proposed for a repairable system.>