Corrigenda

Abstract

p. 197, three lines from the bottom read ∑ r = 1 min ( i , j ) b r i b r j for ∑ r = 1 min ( i , j ) b i r b j r p. 198, line 8 read b i j = α j - i for b i j = α j - 1 line 9 read α i - r α j - r for α r - i α r - j line 10 read ∑ r = 0 j α r α r + n - i - j for ∑ r = 0 j α r α r + n - i + j five lines from bottom read ∑ t = h + 1 n ( ∑ i = 0 h β i x l - i ) 2 / σ 2