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Formal methods provide a foundation for specification environments leading to analysis models that are more complete, consistent, and unambiguous than those produced using conventional or object-oriented methods. The descriptive facilities of set theory and logic notation enable a software engineer to create a clear statement of facts. The underlying concepts that govern formal methods are [...] An ideal software development cycle involves a process whereby the requirements are frozen pretty early and the entire cycle happens with those frozen requirements. And if requirements do need to change, then a major impact analysis needs to happen, and the change is thoroughly studied before any change is taken. However, in the real world [...] |
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