Cool! I want a cool non-alpha unicode domain. I guess "square-root" is already taken, but there must be some cool domains left (even though nobody can actuall

Cool! I want a cool non-alpha unicode domain. I guess "square-root" is already taken, but there must be some cool domains left (even though nobody can actually type them in). Actually, some of these would probably be nice aliases for some math / science oriented sites. E.g. - .com