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ruprict/apply_math2.rb

Created March 21, 2012 00:50
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Kleyn: FP II
Raw
apply_math2.rb
apply_math = lambda do |fn, a, b|
a.send(fn, b)
end
add = apply_math.curry.(:+)
subtract = apply_math.curry.(:-)
multiply = apply_math.curry.(:*)
divide = apply_math.curry.(:/)
add.(1, 2) # => 3
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