The MDL Programming Language,
MASSACHUSETTS INST OF TECH CAMBRIDGE LAB FOR COMPUTER SCIENCE
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The MDL programming language began existence in late 1970 under the name Muddle as a successor to Lisp Moon, 1974, a candidate vehicle for the Dynamic Modeling System, and a possible base for implementation of Planner Hewitt, 1969. The original design goals included and interactive integrated environment for programming, debugging, loading, and editing ease in learning and use facilities for structured, modular, shared programs extensibility of syntax, data types and operators data-type checking for debugging and optional data-type declarations for compiled efficiency associative storage, coroutining, and graphics.
- Computer Programming and Software