Edsger W. Dijkstra: Difference between revisions
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→Relationship with APL
Miraheze>Marshall |
Miraheze>Adám Brudzewsky |
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{{quote|Dijkstra: How would you represent a more complex operation, for example, the sum of all elements of a matrix M which are equal to the sum of the corresponding row and column indices?<br/> | {{quote|Dijkstra: How would you represent a more complex operation, for example, the sum of all elements of a matrix M which are equal to the sum of the corresponding row and column indices?<br/> | ||
Iverson: <math>++/(M=⍳^1\ | Iverson: <math>++/(M=⍳^1\begin{smallmatrix}∘\\+\end{smallmatrix}⍳^1)//M</math> | ||
[the initial <math>+</math> is likely a transcription error]}} | [the initial <math>+</math> is likely a transcription error]}} | ||