APL (named after the book A Programming Language) [3] is a programming language developed in the 1960s by Kenneth E. Iverson. Its central datatype is the multidimensional array.

APL is an array language, and one of the oldest programming languages still in use today, next to FORTRAN, Lisp and COBOL. APL uses its own curious-looking symbols, like ⍎⌽⍕⌈* ≡⍬, …

APL is an array-oriented programming language that will change the way you think about problems and data. With a powerful, concise syntax, it lets you develop shorter programs that …

This is a list of tutorials and other resources of interest to someone who knows about programming or is familiar with another programming language, but wants to learn more about …

Jan 2, 2026 · APL stands for A Programming Language, and despite its deliberately humble acronym, it’s one of the most fascinating programming languages you’ve probably never heard …

APL is the original array programming language. It was created by Ken Iverson in the late 1950s to address the inconsistency and irregularity of traditional mathematical notation.

Unlike many programming languages, APL wasn't designed to match the ways in which a computer works internally. It was intended to help people define procedures for solving problems.

APL (A Programming Language) is an array-oriented, interactive programming language renowned for its concise notation using a distinctive set of special symbols, including Greek …

The programming language APL is distinctive in being symbolic rather than lexical: its primitives are denoted by symbols, not words. These symbols were originally devised as a mathematical …

APL is one of the three longest-living programming languages. Developed in the 1960s by Kenneth E. Iverson, its concise, array-oriented notation means that it is ideal for exploratory …