DYNA25: Spring Edition is taking place on 7 April in New York City. More info

Advancing Your Knowledge

These resources are intended for people who already know some APL and are ready to go further.

🏋️ Do

APL Quest is a set of 110  easy- to intermediate-level problems that can be solved in one line of code. Includes automatic grading, reference solutions and walkthroughs.

Phase 2 Problems are designed to develop problem solving skills: 2013, 2014, 2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023

Kattis has thousands of automatically validated problems to solve in APL.

Advent of Code is an annual competition in which people compete to submit solutions the fastest (provided you can wake up at the right time).

The APLcart Quiz has reading and writing drills.

APL Forge is an incubator for open-source and commercial libraries and applications. Once a year, the best submission is offered assistance to develop the project further, a large cash prize and an expenses-paid opportunity to present the work.

📖 Read

APL Cultivations is a collection of short lessons covering an overview of the language and details on various subjects.

Exploring Things with APL is a deeper look at mathematical and computer science concepts.

The Documentation Centre shows the complete documentation.

APL Wiki has hundreds of articles about every aspect of APL, including development, features, syntax, dialects, community and more.

🎞️ Watch

APL Quest video series explains and compares solutions to the APL Quests.

Get Support

Technical advice and assistance on all aspects of Dyalog usage is available by e-mail (support@dyalog.com) and/or telephone (+44 1256 830030 – limited to U.K. office hours). Limited advice on design and coding is available, but is not intended to replace the use of the printed and on-line documentation. Except when reporting an issue with the software, users are encouraged to seek advice from the user community via the Dyalog Forum (reading the content of the forums does not require membership).

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