require 'narray'
require 'rational'
n = 4
a = NArray.object(4,4).fill!(Rational(1))
b = NArray.object(4,4).indgen!(1).collect{|i| Rational(i)}
print 'a #=> '
p a
print 'b #=> '
p b
class Rational
def inspect
self.to_s
end
end
print 'a+b #=> '
p a+b
print 'a/b #=> '
p a/b
print 'a/b - b #=> '
p a/b - b