THE DESIGN AND IMPLEMENTATION OF A CONVERSATIONAL EXTENSIBLE LANGUAGE
Jay M. Spitzen · 1970
Abstract : The report describes CEL, a conversational extensible language. Its syntax, data, control structures and conversational features are presented and compared to those of other languages. Its use is illustrated by means of several examples in the areas of list processing, polynomial arithmetic, formula manipulation, vector arithmetic, trees and syntax analysis, complex and rational arithmetic and block structure and own variables.