Resumen de Noncommutative sums of squares
Mihai Putinar, Scott McCullough
We present a proof of Helton¿s sum-of-squares theorem based upon a theorem of Carathéodory and a Hahn¿Banach separation argument.
Mihai Putinar, Scott McCullough
We present a proof of Helton¿s sum-of-squares theorem based upon a theorem of Carathéodory and a Hahn¿Banach separation argument.
