24 May 2013
欢乐的毛毛3

maomao1

maomao2

$ evidence_{i}=\sum_{j}W_{ij}x_{j}+b_{i} $

$y=\sin(\pi+\theta)$

$\sum_{i=1}^n A_i$

$a^2+b^2=c^2$

\[a^2 + b^2 = c^2\] \[evidence_i=sum_jW_ijx_j+b_i\]