The sharpness of inequalities (1.2) could be proven directly by putting xi = 1 for every i = 1,...,n. ForPn i=1 xi = 1, from (1.2), the estimates of expectation of a guessing function are obtained in [1]:
The sharpness of inequalities (1.2) could be proven directly by putting xi = 1 for every i = 1,...,n. ForPn i=1 xi = 1, from (1.2), the estimates of expectation of a guessing function are obtained in [1]: