An analysis of the capabilities of problem statement language: a language for system requirements and specifications

This paper presents tne analyses performed in order to establish tne capabilities of the Problem Statement Language, a computer-aided method for developing information system requirements and specifications. A brief overview of the PSL system is presented. The three main steps in the analysis of the capabilities are discussed, selected statistics representing five years of use of the Problem Statement Language are presented graphically, and the benefits obtained when developing information systems using the PSL system are discussed.