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What is an Array?
In a recent e-mail [1], John Scholes reminded me of his last encounter with Ken Iverson,...
Volume 26, No. 4
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Second Childhood
Editor’s note The story below of what happened to The Childcare Company recounts events which have...
Volume 26, No. 2
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Impending kOS
It began badly. We were walking along the South Downs Way in early summer, the sun glittering on...
Volume 25, No. 2&3
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What is an Array?
In a recent e-mail [1], John Scholes reminded me of his last encounter with Ken Iverson,...
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LatestPi for Brains
Romilly Cocking at BAA 2016 (20/05/2016) Take a look at neural network experiments running in APL on the multi-core Raspberry Pi 3 and the new £4 Raspberry Pi Zero.
J-ottings 59 Love Actuarily…
In my experience of demonstrating APL and later J to potential customers, the one group for which...
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Taming statistics with limited-domain operators
Most students of statistics are overwhelmed by the sheer number of functions and procedures...
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Conquering recursion
This article presents a set of combinator patterns which can be used to decompose recursive...
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Writing a Utility function
This is an article on writing a piece of code in APL that will be reused often. It is aimed at...
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A graphical sandbox for K
This article describes iKe[1], a browser-based environment built on the K programming language for...
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