VPL, A COMMAND LANGUAGE FOR DATA ANALYSIS AND PRESENTATION. Report

Commission of the European Communities physical sciences VPL, A COMMAND LANGUAGE FOR DATA ANALYSIS AND PRESENTATION Report EUR 12741 EN Blow-up from microfiche original Commission of the European Communities physical sciences VPL, A COMMAND LANGUAGE FOR DATA ANALYSIS AND PRESENTATION G. FRANCHELLO, G. LEVA Commission of the European Communities Joint Research Centre Ispra Establishment 1-21020 Ispra (VA) Directorate-General Science, Research and Development Joint Research Centre 1990 EUR 12741 EN Published by the COMMISSION OF THE EUROPEAN COMMUNITIES Directorate-General Telecommunications, Information Industries and Innovation L-2920 LUXEMBOURG LEGAL NOTICE Neither the Commission of the European Communities nor any person acting on behalf of then is responsible for the use which might be made of the following information Catalogue number: CD-NA-12741-EN-C © ECSC — EEC - EAEC, Brussels - Luxembourg, 1990 CONTENTS Poge INTRODUCTION 1 Bibliographie references 2 CHAPTER 1 - Sample session 3 CHAPTER 2 - VPL concepts 9 2.1. Definitions and syntax abbreviations 9 2.2. Input 11 2.2.1. Symbolic variable substitution 12.3. Systems, sub-system and appended modules Π 2.4. Work-area4 2.5. Commands and HELP sub-system 15 CHAPTER 3 - VPL system6 3.1. Work-area commands 13.2. Input/Outputs9 3.3. Procedure commands 23 3.4. On/off commands7 3.5. Systems and miscellany3.6. CROSFIT sub-system 31 CHAPTER 4 - ABC system2 4.1. Expression4.2.