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Encyclopedia > Program verification

Program verification is the process of formally proving that a computer program does exactly what is stated in the program specification it was written to realize.


See also Formal verification


  Results from FactBites:
 
NSI Verification Program (0 words)
The NSI Verification Program is a voluntary program and is open to any lottery organization that has consistently implemented one or more NSI Best Practices or Technical Standards and meets the documented Conformance Requirements for those Best Practices or Technical Standards.
The NSI Verification Program is administered on behalf of the NSI by its designated Verification Authority, The Open Group.
Operation of the NSI Verification Program is governed by a documented set of policies that define what can be verified, what it means to be verified, and the process for achieving and maintaining verification.
Program Verification Techniques II (814 words)
Program Verification Techniques II Hoare-Flyod-Dijkstra's "Inductive Invariant" technique is the right way of using induction for proving properties of imperative programs.
From the program, derive an abstract program such that the abstract program has finite number of executions (so that each of them can be explored exhaustively) and if there is a bug in the original program then there must be a corresponding bug in the abstract program.
Output is an abstract program that has one boolean variable corresponding to each predicate and each of whose statements model the effect of statements of the original program on these predicates.
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