Questions tagged [apl]
For questions about the design of, or languages or features which are closely related to, APL.
4 questions
4
votes
0
answers
109
views
What was the complete list of overstrikes supported by Multics APL?
APL famously has a lot of "characters" that are really two other characters overstruck. I was surprised to read in this Multics APL manual from 1985 that this extended even to overstriking <...
- 141
11
votes
2
answers
501
views
Is there a language where "everything is a dataframe"?
In APL, you don't need to write loops because scalar operations are automatically "broadcast" (mapped and zipped) across arrays.
For example a grayscale image could be a 2D array, which is ...
- 211
2
votes
1
answer
367
views
3
votes
0
answers
200
views
Why would an APL implementation include "Deep Transpose"?
APL64 includes a ⎕DTR system function which, as far as I can tell, is equivalent to ⍉¨⍉ i.e. the transposed outer array with ...
- 3,317