PRML自習ノート - chapter 8 -

Exercise (8.1) - (8.10)Exercise (8.1)

$$
\begin{align*}
\int{\rm d}\mathbf{x}p(\mathbf{x})&=\prod_{k=1}^K\int{\rm d}x_kp(x_k|pa_k)\\
&=\prod_{k=1}^K1\\
&=1
\end{align*}
$$

Exercise (8.2)

例えば，$${i,j