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

### From inside the book

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Page 290

These

system is « embedded » within a larger system, they might have been derived

from the larger system's

context in ...

These

**requirements**may have been given by the end-user, or, if the softwaresystem is « embedded » within a larger system, they might have been derived

from the larger system's

**requirements**. Eequirements, therefore, include thecontext in ...

Page 308

Specification is the description of what the system is supposed to do in order to

meet its

should be clearly understood.

Specification is the description of what the system is supposed to do in order to

meet its

**requirements**. The distinction between**requirement**and specificationshould be clearly understood.

**Requirements**include why the system is being ...Page 309

Natural language, with a very high descriptive power, is often used to describe

the

of the system, it also suffers from inherent ambiguities, which can easily lead to ...

Natural language, with a very high descriptive power, is often used to describe

the

**requirements**of a system. Although natural language aids in understandingof the system, it also suffers from inherent ambiguities, which can easily lead to ...

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### 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