Created
October 12, 2013 03:10
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| 1.8.7 :009 > k = 1 | |
| => 1 | |
| 1.8.7 :010 > [1,2,3].map {|x| 1-(x/k).to_f } | |
| => [0.0, -1.0, -2.0] | |
| # Or | |
| 1.8.7 :011 > [1,2,3].map {|x| 1.0-(x/k) } | |
| => [0.0, -1.0, -2.0] | |
| 1.8.7 :012 > |
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