t j = i λ j u i j

r j = i λ j u i j

s j = t j r j

t 1 = 2.5

r 1 = 3.1

s 1 = 0.6

t 2 = 3.8

r 2 = 1.1

s 2 = 2.7

t 3 = 4.3

r 3 = 1.2

s 3 = 3.1

t 4 = 3.5

r 4 = 1.6

s 4 = 1.9

t 5 = 1.8

r 5 = 2.8

s 5 = 1

t 6 = 2.2

r 6 = 3.5

s 6 = 0.7