Teaching APL to beginners
Howard A. Peelle · ACM SIGAPL APL Quote Quad · 1991
Critical issues recurrently confront APL instructors: How soon to introduce vectors and higher rank arrays? Which Index Origin to start with? What terminology to use? Whether to furnish idioms? Insist on comments in defined functions? Avoid loosing algorithms? Use direct definition? Mention atrophying features? Compare APL with other programming languages? Include extended APL? Such issues will be discussed, and brief recommendations offered.