摘要：
This is an array.\begin{array}{cc} a & b \\ c & d \end{array}In equation \eqref{eq:sample}, we find the value of an interesting integral: \begin{equation} \int_0^\infty \frac{x^3}{e^x-1}\,dx = \frac{\pi^4}{15} \label{eq:sample} \end{equation} 阅读全文
posted @ 2012-08-06 00:05 ilogic 阅读(2894) 评论(38) 推荐(1) 编辑