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CategoryPuzzle CategoryDyalogDfns

Pascal's Triangle: A Solution

      Pascal←{0~¨⍨a⌽⊃⌽∊¨0,¨¨a∘!¨a←⌽⍳⍵}

Pascal 10
                                    1                                   
                               1        1                               
                           1        2        1                          
                       1       3        3        1                      
                   1       4        6        4       1                  
               1       5       10       10       5       1              
            1      6       15       20       15      6       1          
         1     7       21      35       35       21      7      1       
      1     8      28      56       70       56      28      8     1    
   1     9     36      84      126      126      84      36     9     1

CategoryPuzzle CategoryDyalogDfns

PascalsTriangle/Solution (last edited 2009-02-04 10:55:27 by SimonMarsden)