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| = John Conways`s "Game of Life" = | ## page was renamed from FunExamples = John Conways’s “Game of Life” = |
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| This dynamic function takes a boolean matrix as argument and return a boolean matrix with the new generation. It is taken from [http://www.dyalog.dk/dfnsdws/n_life.htm Dyalog`s] Website which at the time being (2007-02-09) does not support Unicode. However, you will see APL characters with Internet Explorer but not with any other browser. | This function takes a boolean matrix as argument and returns a boolean matrix with the new generation. |
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| life←{↑1 ⍵∨.∧3 4=+/,¯1 0 1∘.⊖¯1 0 1∘.⌽⊂⍵} | ∇ 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 ∇ |
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== External links == * 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]] |
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CategoryShowcases, CategoryDyalog |
CategoryShowcases |
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 ∇