Recursive Data Types in Setl: Automatic Determination, Data Language Description, and Efficient Implementation

Whilst the greatest effort has been made to ensure the quality of this text, due to the historical nature of this content, in some rare cases there may be minor issues with legibility. The semantic level of a programming language is characterized by the degree to which a programmer must pay attention to implementation details: the higher level the language, the less need be supplied and the more n...