Mathematically, it's just as unsound as saying the sum of all integers is -1/12. But that is not unsound at all: http://blogs.scientificamerican.com/roots

Mathematically, it's just as unsound as saying the sum of all integers is -1/12. But that is not unsound at all: http://blogs.scientificamerican.com/roots-of-unity/does-123-really-equal-112/ http://blogs.scientificamerican.com/roots-of-unity/does-123-...