●●●●● ●●●● 信源划分定理 ●●0 ●●● ●●●● P{u2∈T(,E)}≥ 2b0)≤P(2)≤2 LIH(U)8I (1-E)2 LIH(O-8 (L,2)2 LIH(U+E] U信源划分定理 [ ( ) ] [ ( ) ] [ ( ) ] [ ( ) ] (1 )2 | ( , )| 2 2 ( ) 2 { ( , )} 1 e e e e e e e e − + − + − − −       − L H U U L H U L H U L L H U r L U T L P u P u T L