b0rk

ruby-1.9.2-p290 :014 > 1 ≥ 1
SyntaxError: (irb):14: syntax error, unexpected tIDENTIFIER, expecting $end
1 ≥ 1
     ^
	from /Users/glenngillen/.rvm/rubies/ruby-1.9.2-p290/bin/irb:16:in `<main>'
ruby-1.9.2-p290 :015 > 

equality_tests.rb

class Numeric
  def ≤(other)
    self <= other
  end

  def ≥(other)
    self >= other
  end
end

class Object
  def ≠(other)
    self != other
  end
end