Resumen de Means of unitary operators, revisited
Uffe Haagerup, Richard V. Kadison, Gert K. Pedersen
It is proved that an operator with bound not exceeding (n - 2)n-1 in a C*-algebra is the mean of n unitay operators in that algebra.
Uffe Haagerup, Richard V. Kadison, Gert K. Pedersen
It is proved that an operator with bound not exceeding (n - 2)n-1 in a C*-algebra is the mean of n unitay operators in that algebra.
