21

Formal Specifications—2 Algebraic

Objectives

After reading this chapter, you should understand:

  • Specification of Abstract Data Types
  • Operations and their Syntax
  • How an algibraic specification compares with VDM
  • Axioms and Term Rewriting
  • Pattern Matching and Unification

A specification, design, procedure, or test plan that will not fit on one page of 8.5-by-11 inch paper cannot be understood.

—Mark Ardis

Absolute certainty about the fail-proofness of a design can never be attained, for we can never be certain that we have been exhaustive in asking questions about its future.

—Henry Petroski

 

Chapter Outline

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