Elixir Modules

http://elixir-lang.org/getting-started/modules.html

defmodule Math do
  def sum(a, b) do
    a + b
  end
end
            

defmodule Math do
  def sum(a, b) do
    a + b
  end
end
            

defmodule Math do
  def sum(a, b) do
    a + b
  end
end
            

defmodule Math do
  def sum(a, b) do
    a + b
  end
end
            

defmodule Math do
  def sum(a, b) do
    a + b
  end
end
            

defmodule Math do
  def sum(a, b) do
    a + b
  end
end
            

defmodule Math do
  def sum(a, b) do
    a + b
  end
end
            

defmodule Math do
  def sum(a, b) do
    a + b
  end
end