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L x x Tx l x d x = l x l x +1 = L x + L x +1 + L x + 2 + L q x = d x / l x o Tx = p x = l x +1 / l x ex l x

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dn

xx+n xn n q x xn n p x xx+nx+n+m n|m q x l x+n l x+n+m n|m q x = lx

() xx+nx+n+1 n| q x xx+1, l x + l x +1 Lx = 2 o 1 xex = ex 2

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