Welcome to the J Showcase. Take a tour of expository articles, view the graphics and try the puzzles. Contributions are welcomed.
- Essays: More text than code, these articles help you learn to think in J
- Bibliography: Bibliography of APL and J in chronological order
- Puzzles: Problems to exhibit & strengthen your J muscles
- Articles: A collection of published articles on J
- Books: Books on J
- Gallery: J graphics gallery
- Studio: Basic examples of J code