PSL/PSA Problem Statement Language/Problem Statement Analyzer

Modelling Systems for more than 40 Years

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PSL/PSA Syntax, Components and Addons

This section presents the syntax of PSL/PSA v6.0 as it was when it was last available as a commercial product. It also presents information about additional tools and addons that were developed to supplement the main functionality of PSL/PSA.

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The Objects of PSL v6.0 are:

  • Attribute
  • Condition
  • Element
  • Entity
  • Event
  • Group
  • Input
  • Interface
  • Memo
  • Output
  • Process
  • Processor
  • Relation
  • Requirement
  • Resource
  • SET
  • Subtype
  • System-Parameter
  • Unit

Depending on how you group relations to classify them, PSL v6.0 has approximately 100 relations.