Differences between revisions 1 and 21 (spanning 20 versions)

John Conways’s “Game of Life”

This function takes a boolean matrix as argument and returns a boolean matrix with the new generation.

  ∇ nextGeneration←Life currentGeneration
[1] ⍝⍝ Take a matrix of Booleans and returns one
[2]  nextGeneration←↑1 currentGeneration∨.∧3 4=+/,¯1 0 1∘.⊖¯1 0 1∘.⌽⊂currentGeneration
  ∇

External links

wiki:WikiPedia/Conways_Game_of_Life
[http://catpad.net/michael/apl/ Conway’s Game of Life in one line of APL]
[http://www.vector.org.uk/archive/v213/cliff213.htm Time(r) for the Game of Life]

CategoryShowcases

-  ⇤ ← Revision 1 as of 2007-01-01 00:07:39 → 
  Size: 329
  Editor: KaiJaeger
  Comment:
+   ← Revision 21 as of 2007-03-09 09:05:08 → ⇥
  Size: 675
  Editor: StephenTaylor
  Comment:
-Deletions are marked like this.
+Additions are marked like this.
 Line 1:
-= FunExamples =
+## page was renamed from FunExamples
= John Conways’s “Game of Life” =
-Line 3:
+Line 4:
-[[TableOfContents]]

== Meaning of Life ==

Whatever you specify as right argument to this function:
+This function takes a boolean matrix as argument and returns a boolean matrix with the new generation.
-Line 10:
+Line 7:
-MeaningOfLife„{+.×/–´•œ¨›|˜-*+±—Ÿ.^/>\</×÷!²³³Ž~½“”,µ?¼''1†0½¹¾}
+  ∇ nextGeneration←Life currentGeneration
[1] ⍝⍝ Take a matrix of Booleans and returns one
[2]  nextGeneration←↑1 currentGeneration∨.∧3 4=+/,¯1 0 1∘.⊖¯1 0 1∘.⌽⊂currentGeneration
  ∇
-Line 14:
+Line 13:
-...will produce a reasonable answer, regardless which type/lenght/depth/rank it is.
+== External links ==

 * wiki:WikiPedia/Conways_Game_of_Life
 * [http://catpad.net/michael/apl/ Conway’s Game of Life in one line of APL]
 * [http://www.vector.org.uk/archive/v213/cliff213.htm Time(r) for the Game of Life]

----
CategoryShowcases