- CONTENTS
- Introduction = 1
- The state of the art in cisual programming and program visualisation / Brad A. Mters[Carnegei-Mellon University] = 3
- AORTA diagrams as an aid to visualising the execution of Prolog programs / Marc Eisenstadt[Open University] ; Mike Brayshaw[Open University] = 27
- Pictorial representations of parallel programs / Susan Stepney[GEC-Marconi Ltd] = 46








