I would say the title should be "reciprocal" of a vector. Right? The inverse of a function (f^-1) has an unfortunate notation equality with the reciprocal (x^-1

I would say the title should be "reciprocal" of a vector. Right? The inverse of a function (f^-1) has an unfortunate notation equality with the reciprocal (x^-1), or multiplicatory inverse. Or am I wrong?