This essay portrays a personal view of the development of several influential dialects of APL: APL2 and J. The discussion traces the evolution of the treatment of arrays, functions, and operators, as well as function definition, grammar, terminology, and spelling.
No takes yet. Share an insight, caveat, or question.
Kenneth E. Iverson (1991) studied this question.
Synapse has enriched 5 closely related papers on similar clinical questions. Consider them for comparative context: