## Proceedings of the International School of Physics "Enrico Fermi". |

### From inside the book

Results 1-3 of 24

Page 17

Formation of

formation of

that a

Formation of

**coherent systems**. The next reliability operation we consider is theformation of

**coherent systems**using IFE components. We are tempted to reasonthat a

**coherent system**« wears out » with increasing age, since more and more ...Page 18

that the class of increasing failure rate on the average (IFEA) life distributions is

closed under the formation of

r(t) is said to have an increasing failure t rate average if (l/<)Jr(«)dw is monotonic

...

that the class of increasing failure rate on the average (IFEA) life distributions is

closed under the formation of

**coherent systems**. A distribution F(t) with failure rater(t) is said to have an increasing failure t rate average if (l/<)Jr(«)dw is monotonic

...

Page 76

Often the relative importance ranking of components in a

basic events in a logic tree) is more useful than the probability of system success

or failure. We will use

Often the relative importance ranking of components in a

**coherent system**(or ofbasic events in a logic tree) is more useful than the probability of system success

or failure. We will use

**coherent system**terminology to illustrate the concept of ...### What people are saying - Write a review

We haven't found any reviews in the usual places.

### Contents

System Eeliabujty | 3 |

Statistical Theory of Eeliablitt | 8 |

Definitions and characterizations | 12 |

Copyright | |

39 other sections not shown

### Other editions - View all

### Common terms and phrases

algorithm approach associated assume assumption Bayesian boundary points chain coherent system complex conjugate prior consider correctness defined denote detected discussed edited equations equivalence class ergodic errors example exponential distribution failure rate Fault Tree Analysis function gamma given human reliability IEEE Trans IFEA implementation increasing independent input domain integration interval likelihood Markov Markov chain matrix mean method modules monotone month2 N. D. Singpurwalla number of failures number of system NUMITEMS observed obtained operational output parameters phase Poisson Poisson process possible predictive prior distribution probability problem procedure Proschan R. E. Barlow random variables reliability growth models reliability theory renewal theory repair requirements sample sect sequence Software Eng software reliability software reliability models specification Stat statistical stochastic stochastic process subsection system failure system reliability techniques theorem tion tt tt values vector zero