标签：blog http io sp 2014 c on log r
we need to Derive the following expressions:
P=(1+1/(1-L)^2)/2
1 y=1/x
2 y=1/x^2;
3 移动x的对称轴
备注: 这两项数值相等: (1-x)^2 --- (x-1)^2
4 y=1+1/(1-x)^2 -->将y轴向上提升1
5 y=(1+1/(1-x)^2)/2-->将y轴数值压缩一半
标签：blog http io sp 2014 c on log r
原文地址：http://www.cnblogs.com/cici-new/p/4008465.html
