flori/y.rb

Created May 15, 2012 19:33

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Y, oh Y in Ruby 1.9

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y.rb

	Y = -> f { -> g { g[g] }[ -> h { -> x { f[h[h]][x] } } ] }

	Y[ -> f { -> n { n < 1 ? 1 : n * f[n-1] } } ][23]

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