By Eric C.R. Hehner

ISBN-10: 0387941061

ISBN-13: 9780387941066

There are numerous theories of programming. the 1st usable concept, known as "Hoare's Logic", continues to be essentially the most widely recognized. In it, a specification is a couple of predicates: a precondition and postcondition (these and all technical phrases should be outlined in due course). one other well known and heavily comparable thought through Dijkstra makes use of the weakest precondition predicate transformer, that's a functionality from courses and postconditions to preconditions. lones's Vienna improvement process has been used to virtue in a few industries; in it, a specification is a couple of predicates (as in Hoare's Logic), however the moment predicate is a relation. Temporal common sense is another formalism that introduces a few distinct operators and quantifiers to explain a few points of computation. the speculation during this publication is easier than any of these simply pointed out. In it, a specification is simply a boolean expression. Refinement is simply traditional implication. This conception can be extra normal than these simply pointed out, using to either terminating and nonterminating computation, to either sequential and parallel computation, to either stand-alone and interactive computation. And it contains time bounds, either for set of rules class and for tightly limited real-time applications.

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A Practical Theory of Programming (Monographs in Computer Science) by Eric C.R. Hehner


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