Titlebook: Rigorous Software Development; An Introduction to P José Bacelar Almeida,Maria Jo?o Frade,Sim?o Melo d Textbook 2011 Springer-Verlag London

GRILL

CRAB

Generating Verification Conditions,fs such that, if some of the side conditions required do not hold, then no derivation exists for the goal at hand. This strategy results in the definition of what is usually known as a verification conditions generator.

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Propositional Logic,valid or not). The notion of proof derivation is then introduced as a syntactic characterisation of logical inference, and the interplay between provability and validity is established. The chapter concludes with a discussion of the decision problem of checking whether a propositional formula is valid or not.

Mindfulness

Procedures and Contracts, in reasoning about procedures. Subsequent sections cover in turn inference rules and verification conditions for programs consisting of mutually recursive parameterless procedures; frame conditions; procedures with parameters; and finally return values and functions.

Infusion

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Agnosia

Esophagitis

CRAFT

,An Overview of Formal Methods Tools and?Techniques,, but focus instead on the main approaches (formal specification, formal verification and proofs, transformation, and formal development). A consise introduction to basic logic concepts and methods is also provided. After reading the chapter the reader will be familiar with the terminology of the ar

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