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Roger K. W. Hui · ACM SIGAPL APL Quote Quad · 1987
We believe that the design of APL was also affected in important respects by a number of procedures and circumstances. Firstly, from its inception APL has been developed by using it in a succession of areas. This emphasis on application clearly favors practicality and simplicity. The treatment of many different areas fostered generalization … — Falkoff and Iverson, “The Design of APL”