Standard string representation of the complex number.
# File lib/complex.rb, line 365
def to_s
if @real != 0
if defined?(Rational) and @image.kind_of?(Rational) and @image.denominator != 1
if @image >= 0
@real.to_s+"+("[email protected]_s+")i"
else
@real.to_s+"-("+(-@image).to_s+")i"
end
else
if @image >= 0
@real.to_s+"+"[email protected]_s+"i"
else
@real.to_s+"-"+(-@image).to_s+"i"
end
end
else
if defined?(Rational) and @image.kind_of?(Rational) and @image.denominator != 1
"("[email protected]_s+")i"
else
@image.to_s+"i"
end
end
end