多项选择题
A.信源所发符号的概率分布与时间起点无关B.H(X1X2…XL)=H(X1)+H(X2/X1)+H(X3/X2)+…+H(XL/XL-1)C.H(X1X2…XL)=LH(X)D.H(XL/XL-1)是L的单调非增函数E.HL(X)≥H(XL/XL-1)
A.I(X;Z)≤I(X;Y)B.I(X;Z)≥I(X;Y)C.I(X;Z)≤I(Y;Z)D.I(Z;X)≥I(Y;X)E.I(Z;X)≤I(Y;X)
A.对称性B.确定性C.非负性D.极值性E.上凸性