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Created August 25, 2016 08:47
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recursive_lambda.rb
lambda { |f|
lambda { |x| x.call(x) }.call(
lambda { |x| f.call( lambda { |v| x.call(x).call(v) } ) } )
}.call(
lambda { |f|
lambda { |n| n == 0 ? 1 : n * f.call(n - 1) }
}
)
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